Quick Marathon FL MLS Search

Browse All Marathon FL Above $1M Properties for Sale

2394 Coco Plum Dr Unit 3, Marathon
$4,750,000
6 Beds ⋅ 7 Baths ⋅ 621947 MLS
Welcome to one of the most exclusive waterfront parcels in the Florida Keys. Located just steps from Coco Plum Beach and the Atlantic Ocean, this rare investment opportunity is the ultimate blend of luxury, lifestyle, and income potential. Professional Designed and built by D'Asign Source in 2019, this home is testament to timeless architecture, sophisticated interiors, and exceptional craftsmanship. Spanning 4,066 square feet and featuring 6 spacious bedrooms and 6.5 bathrooms with custom millwork and designer fixtures. The interiors are professionally furnished with a curated blend of comfort and elegance, complemented by expansive ceiling heights, open-concept living areas and balconies throughout. Designed with privacy in mind, this home includes its own private pool, tiki hut, and a dock offering deepwater and direct ocean access. Impact windows and doors provide storm security and peace of mind, while the three (3) air conditioning units to ensures optimal climate control on each level. Boating an abundance of storage on each level, an oversized laundry room, walk in pantry and en- suite accompanying each room. Whether you envision a serene primary residence or a luxury short-term rental business this property offers incredible versatility and value. Zoned for weekly rentals, the income potential is substantial, making this one of the most attractive investment opportunities in the Florida Keys. With seller financing available up to 50% of the purchase price, acquiring this rare trophy property is as strategic as it is luxurious. ALSO AVAILABLE TO PURCHASE AS A PORTFOLIO WITH THE TWO ADJACENT HOMES (See MLS #615102)

2394 Coco Plum Dr Unit 3, Marathon

2394 Coco Plum Dr Unit 2, Marathon
$4,500,000
6 Beds ⋅ 7 Baths ⋅ 621946 MLS
Welcome to one of the most exclusive waterfront parcels in the Florida Keys. Located just steps from Coco Plum Beach and the Atlantic Ocean, this rare investment opportunity is the ultimate blend of luxury, lifestyle, and income potential. Professional Designed and built by D'Asign Source in 2019, this home is testament to timeless architecture, sophisticated interiors, and exceptional craftsmanship. Spanning 4,066 square feet and featuring 6 spacious bedrooms and 6.5 bathrooms with custom millwork and designer fixtures. The interiors are professionally furnished with a curated blend of comfort and elegance, complemented by expansive ceiling heights, open-concept living areas and balconies throughout. Designed with privacy in mind, this home includes its own private pool, tiki hut, and a dock offering deepwater and direct ocean access. Impact windows and doors provide storm security and peace of mind, while the three (3) air conditioning units to ensures optimal climate control on each level. Boating an abundance of storage on each level, an oversized laundry room, walk in pantry and en- suite accompanying each room. Whether you envision a serene primary residence or a luxury short-term rental business this property offers incredible versatility and value. Zoned for weekly rentals, the income potential is substantial, making this one of the most attractive investment opportunities in the Florida Keys. With seller financing available up to 50% of the purchase price, acquiring this rare trophy property is as strategic as it is luxurious. ALSO AVAILABLE TO PURCHASE AS A PORTFOLIO WITH THE TWO ADJACENT HOMES.

2394 Coco Plum Dr Unit 2, Marathon

2394 Coco Plum Dr Unit 1, Marathon
$4,750,000
6 Beds ⋅ 7 Baths ⋅ 621945 MLS
Welcome to one of the most exclusive waterfront parcels in the Florida Keys. Located just steps from Coco Plum Beach and the Atlantic Ocean, this rare investment opportunity is the ultimate blend of luxury, lifestyle, and income potential. Professional Designed and built by D'Asign Source in 2019, this home is testament to timeless architecture, sophisticated interiors, and exceptional craftsmanship. Spanning 4,066 square feet and featuring 6 spacious bedrooms and 6.5 bathrooms with custom millwork and designer fixtures. The interiors are professionally furnished with a curated blend of comfort and elegance, complemented by expansive ceiling heights, open-concept living areas and balconies throughout. Designed with privacy in mind, this home includes its own private pool, tiki hut, and a dock offering deepwater and direct ocean access. Impact windows and doors provide storm security and peace of mind, while the three (3) air conditioning units to ensures optimal climate control on each level. Boating an abundance of storage on each level, an oversized laundry room, walk in pantry and en- suite accompanying each room. Whether you envision a serene primary residence or a luxury short-term rental business this property offers incredible versatility and value. Zoned for weekly rentals, the income potential is substantial, making this one of the most attractive investment opportunities in the Florida Keys. With seller financing available up to 50% of the purchase price, acquiring this rare trophy property is as strategic as it is luxurious. ALSO AVAILABLE TO PURCHASE AS A PORTFOLIO WITH THE TWO ADJACENT HOMES

2394 Coco Plum Dr Unit 1, Marathon

100 Camino Real, Marathon
$1,695,000
3 Beds ⋅ 2 Baths ⋅ 621916 MLS
Set along a mangrove-fringed basin in the heart of Marathon, this three-bedroom, two-bath waterfront pool home at 100 Camino Real is a rare offering for the serious boater. The property opens to a huge, deep water harbor with plenty of turnaround room, and large draft boats can park perpendicular to the dock, an uncommon advantage in the Florida Keys. A floating dock welcomes your boat, kayaks and paddleboards, with the region's celebrated fishing and diving just beyond. Behind the home, a private backyard oasis unfolds: a saltwater pool and spa, a shaded patio with outdoor bar, low-maintenance turf lawns and lush, mature landscaping that ensures privacy. It is a setting made for sunset gatherings and easy island living. Inside, 1,344 square feet of light-filled living space overlooks the water, with engineered hardwood floors, recessed lighting and hurricane impact sliding glass doors leading to wraparound decks. The kitchen, remodeled in 2025, pairs rich wood cabinetry with crisp quartz surfaces, generous center island and stainless appliances, opening to a dining area framed by water views. The primary suite enjoys its own private deck, added in 2019 with a new impact slider, an ideal spot for morning coffee or an evening glass of wine. Both bathrooms were thoughtfully remodeled in 2022, and solid core doors throughout lend a quiet, substantial feel. The ground level adds valuable bonus space, plus home gym area and storage room, offering flexibility for hobbies, guests' gear or the tools of the waterfront life. Peace of mind is built in. A new metal roof (2026), impact windows (2019), new A/C (2020) and a tankless water heater (2020) are complemented by the pool's 2020 conversion to saltwater. Just minutes from Sombrero Beach, marinas, dining and the conveniences of Marathon, this beautifully maintained residence is ready to be enjoyed from the first day.

100 Camino Real, Marathon

1043 84th St, Marathon
$1,599,000
2 Beds ⋅ 2 Baths ⋅ 621913 MLS
Wide-open Atlantic views take center stage at this beautifully remodeled waterfront home in Marathon. Walls of windows frame the ocean from the living area, kitchen, and primary suite, bringing natural light and blue-water views into everyday life. Built in 2019 and thoughtfully updated with contemporary finishes, this home pairs a striking interior with approximately 85 feet of seawall and a private boat ramp. The open living area makes the most of the setting, with expansive glass wrapping around the room and doors opening to the waterfront deck. A sleek fireplace adds a warm touch, while the covered outdoor seating area offers a shaded spot for morning coffee, ocean breezes, and watching the boats pass. The redesigned kitchen features dark cabinetry, glass-front display cabinets, stainless-steel appliances, and a large island with seating. Distinctive blue stone accents across the island and behind the cooktop bring the colors of the water indoors, creating a memorable focal point without competing with the view. In the primary suite, sliding glass doors open directly to the deck overlooking the Atlantic. Glass-front wardrobe cabinetry provides generous storage, while the updated bath features a floating double vanity, gold-tone fixtures, and a spacious glass-enclosed shower. An additional room offers flexibility for an office or guest space. An exterior elevator provides convenient access to the elevated living level, and the open area below offers covered parking and room to relax or entertain out of the sun. A metal roof and impact-resistant windows and doors complete the home. With immediate ocean access and your own boat ramp, getting out for fishing, lobstering, and diving is easy. Weekly rentals are permitted, offering flexibility for a full-time home, personal getaway, or vacation rental. The standout feature, though, is the one you'll enjoy every day: the ocean stretching out before you.

1043 84th St, Marathon

12399 Overseas Hwy Unit # 10, Marathon
$1,095,000
3 Beds ⋅ 3 Baths ⋅ 621845 MLS
An exceptional opportunity to own a proven income-producing waterfront property in the heart of the Florida Keys! Located in the desirable Coral Lagoon Resort in Marathon, this 3-bedroom, 2.5-bath end-unit townhome offers the perfect combination of investment potential and personal enjoyment. Nightly rentals are permitted, and the property features a well-established vacation rental business with a documented history of gross rental income. Financial records available upon request. Enjoy the advantage of purchasing an established income-producing property while reserving time for your own Florida Keys getaway! Offering 1,360 square feet of living space, this two-story townhome features an open-concept living and dining area, kitchen with granite countertops, and covered outdoor living spaces overlooking the water. Upstairs, the spacious primary suite opens to a generous private balcony. Boaters will appreciate the included 40-foot deeded boat slip #13 located directly outside the back door! Enjoy quick access to the Atlantic Ocean, Gulf, reefs, sandbars, and world-class fishing. Coral Lagoon features lush tropical landscaping, a heated resort-style pool, and convenient access to the adjacent Boat House Marina with fuel, boat ramp, and boating services. Recent improvements include a new HVAC system and washer/dryer in spring 2026, professionally cleaned dryer vents in summer 2026, and replacement oven and dishwasher within the past three years. Metal roof! Conveniently located near Marathon's restaurants, shopping, and attractions. Whether you're seeking an established vacation rental investment, personal waterfront retreat, or both, this property offers the Florida Keys lifestyle with a proven rental history!

12399 Overseas Hwy Unit # 10, Marathon

520 Sombrero Beach Rd, Marathon
$4,399,000
4 Beds ⋅ 5 Baths ⋅ 621797 MLS
Breathtaking water views and immediate ocean access set the stage for an exceptional waterfront lifestyle at this stunning and impeccably kept modern 2-story home in Sombrero Beach, an exclusive neighborhood of high-end homes just steps to the beach and minutes to Marathon Jet Center. Offering 4 bedrooms, 5 bathrooms, and 3,704 sq. ft. of beautifully appointed living space, this waterfront retreat places the Atlantic Ocean just moments from your dock. Soaring ceilings and an expansive open floor plan create a bright, inviting atmosphere with stunning water views from the main living areas. The chef's kitchen features marble countertops, premium stainless steel appliances, a wine cooler, and a spacious island with seating for four, flowing seamlessly into the dining and living areas. A separate sitting area offers additional space to unwind. Upstairs, two generously sized primary suites each feature private balconies with glass railings showcasing panoramic ocean views, along with luxurious en suite baths featuring soaking tubs and separate rain showers. A wet bar with an ice maker, mini refrigerator, and wine cooler sits between the suites. Two additional guest bedrooms are located on the main level with a bath for each. Outside, an expansive lanai surrounds the heated saltwater pool and spa which is fully automated to work from your cell phone and is complemented by a poolside tiki hut with a fully equipped outdoor kitchen, grill, refrigerator, microwave, and TV. A convenient cabana bath provides easy access from the pool area. Boating enthusiasts will appreciate the 50' dock, 14,000 lb. boat lift, fish-cleaning station, and immediate Atlantic Ocean access. Solid CBS construction with concrete roof and impact doors and windows. Offered Turn-Key. Seller financing offered to qualified buyers! Zoned for weekly vacation rentals, this property offers solid rental history and presents an excellent investment opportunity.

520 Sombrero Beach Rd, Marathon

217 Sombrero Beach Rd Unit 1 & 2, Marathon
$2,950,000
8 Beds ⋅ 6 Baths ⋅ 621783 MLS
Incredible Income-Producing Full Duplex | 8 Bedrooms | 6 Bathrooms | 4 Bedrooms | 3 Bathrooms per Unit | 2 Pools | 40' Dock Rare opportunity to own a highly desirable, newer construction duplex offering exceptional income potential and resort-style amenities. The property features a total of 8 bedrooms and 6 bathrooms, with each side boasting 4 beds and 3 baths, private entrances, and separate utilities--ideal for investors, vacation rental operators, or owner-occupants seeking rental income. Both units have been well maintained and offer spacious, open floor plans with updated kitchens, ample natural light, and modern finishes. Each side opens to its own private pool-perfect for guests or personal use. The tropical landscaping, fenced yard, and multiple lounging areas create a true retreat atmosphere. The units can be opened up to one another to allow for larger groups in a connected space. A 40-foot dock provides direct water access, making this a boater's dream with potential for added rental income from dock usage. Just minutes from open water with a 4' control depth, this property is a rare find in today's market. Additional features include ample parking, turnkey rental-ready with proven rental history, potential for short-term rental (verify with municipality) and centrally located near beaches, dining, shopping, and top local attractions, this duplex delivers strong year-round rental demand. Each side is heavily occupied well into 2027. A perfect blend of luxury living and passive income potential. Financials available upon request to qualified buyers. Call to schedule your private showing today. We request to please allow 24 hour notice because of potential occupancy.

217 Sombrero Beach Rd Unit 1 & 2, Marathon

234 Pescayo Ave, Marathon
$2,649,000
3 Beds ⋅ 4 Baths ⋅ 621740 MLS
Life on the water begins the moment you arrive at this brand-new Florida Keys retreat. Sweeping open water views stretch from nearly every room, and the home is ready to enjoy from day one. It comes fully furnished with relaxed tropical décor, and bikes and kayaks are included for exploring by land or sea. Boaters will appreciate the private deep-water T dock and 16,000 lb boat lift, with quick access to fishing, sandbars, and sunset cruises. A dedicated kayak entry spot lets you slip into the water for a peaceful morning paddle without ever loading the car. The home offers 3 bedrooms, 3.5 baths, and 2,201 sq ft of air-conditioned living space within 3,382 sq ft under roof. One bedroom is on the first floor, ideal for guests or anyone who prefers to avoid stairs. A generous 575 sq ft pull-through garage provides room for vehicles, water toys, and storage. Inside, the open floor plan joins the kitchen, dining, and living areas into one bright, welcoming space made for gathering with family and friends. The kitchen is finished with quartz countertops and stainless steel appliances, and the water views keep you connected to the outdoors all day. Double Andersen sliders lead to the upper deck, your front-row seat for Keys sunsets. Below, the heated saltwater concrete pool invites long afternoons in the sun. A convenient downstairs half bath lets guests go from pool to powder room without tracking water through the house. Built with concrete block and stucco (CBS) construction and fitted with hurricane impact windows and doors, the home delivers lasting strength and peace of mind. Weekly rentals are permitted, opening the door to strong income potential when you're not in residence. A turnkey waterfront escape and a smart investment, all in one.

234 Pescayo Ave, Marathon

13759 Overseas Hwy, Marathon
$3,599,000
4 Beds ⋅ 5 Baths ⋅ 621729 MLS
Existing improvements include a duplex and single-family home! Rare Florida Keys mixed-use development opportunity with approx. 124,300 sq. ft. of uplands plus additional bay bottom ownership. Property includes 4 verified building rights with Letter of Site Condition on file. Mixed Use (MU) zoning allows for a wide range of future possibilities, including commercial, residential, storage facility, marina-related use, workforce housing, market-rate housing, or potential subdivision into multiple parcels. Current zoning allows up to 6 market-rate units per acre or up to 15 affordable units per acre, buyer to verify per City of Marathon. The property offers approximately 216 feet of highway frontage, plus additional east-side access through an access easement, creating multiple entry points and flexibility for future site planning. A neighboring gas station adds convenience and commercial synergy for future development concepts. A unique feature is the sleeper asset of this property which is ownership/control of bay bottom extending behind approximately 12 lots along Cocoplum Drive, creating potential value tied to dockage, marina concepts, water access, assemblage opportunities, or long-term redevelopment. Deep-water access, good depth, multiple boating configurations, and proximity to the marked channel entrance add to the site's appeal. Large mixed-use tracts with water access and verified building rights are increasingly rare in the Florida Keys, making this a strong opportunity for an investor, developer, marina operator, or long-term land holder. Seller states property will be delivered vacant and free of personal belongings before closing. Buyer to verify zoning, density, building rights, permitted uses, dockage, water depth, access easements, permitting, and development potential.

13759 Overseas Hwy, Marathon

13755 Overseas Hwy, Marathon
$1,499,000
4 Beds ⋅ 5 Baths ⋅ 621728 MLS
Existing improvements include a duplex and single-family home! A compelling investment and redevelopment opportunity in the heart of Marathon, this multi-family property offers immediate use along with significant long-term potential in one of the Florida Keys' most active markets. Fronting Overseas Highway with excellent visibility and convenient access, the property includes two concrete block buildings. One structure is configured as a three-bedroom, two-bath residence, while the second is arranged as a duplex with two efficiency studio units, each with a private bath. The property includes three residential property rights, creating flexibility for continued income-producing use or future redevelopment. For investors and developers, the location and existing configuration open the door to a variety of possibilities, whether the goal is to maintain the current multi-family setup, reposition the site, or pursue a larger development strategy. An additional opportunity exists to acquire the adjacent parcel along with submerged land rights, allowing a buyer to assemble a larger contiguous footprint and expand the potential of the overall site. Both properties are offered together under MLS number 620305. With its central Marathon location, direct Overseas Highway access, established residential use, and added development upside, this property presents a rare chance to secure a versatile piece of the Florida Keys market.

13755 Overseas Hwy, Marathon

1903 Sombrero Blvd, Marathon
$4,499,000
5 Beds ⋅ 5 Baths ⋅ 621660 MLS
Located right on coveted Sister Creek discover exceptional waterfront living in this expansive Marathon estate overlooking the golf course and a deep-water canal with deep water access to both the Atlantic Ocean and Gulf. Offering 4,836 sq. ft. of combined living space, the property features a 4-bedroom, 3.5-bath Main Residence and detached 1-bedroom, 1-bath Guest Suite. A grand entry welcomes you with soaring ceilings and a sweeping curved wood staircase, while elegant travertine flooring flows throughout the main living areas. The spacious Living Area showcases private water views, a fireplace, wet bar and multiple glass doors opening to the pool deck. The well-appointed Kitchen features granite countertops, custom cabinetry, GE Monogram range and breakfast bar overlooking the Dining Area. The main-level Primary Suite offers long water views, a generous walk-in closet and luxurious Bath with soaking tub, dual vanities and steam shower. Upstairs, two ensuite Guest Bedrooms enjoy water views, while a versatile fourth Bedroom opens to a private balcony overlooking the golf course. Designed for effortless indoor-outdoor entertaining, the expansive waterfront patio features a covered outdoor Kitchen, heated pool and raised spillover spa surrounded by tropical landscaping. Boating enthusiasts will appreciate an 89' dock, additional 10' x 14' floating platform, 20,000 lb. boat lift and angler's prep station. The detached Guest Suite offers private accommodations with a sitting area, wet bar and full Bath. Additional highlights include impact windows and doors, 2-car garage, dual laundry areas and irrigation system. A rare opportunity to enjoy spacious waterfront living, exceptional boating access and golf course views in the heart of the Florida Keys.

1903 Sombrero Blvd, Marathon

2110 Dolphin Dr, Marathon
$1,599,000
2 Beds ⋅ 2 Baths ⋅ 621645 MLS
Enjoy the Florida Keys at its best in this solid concrete, 2BR/2BA home in an established, quiet Marathon neighborhood. The fully renovated, open-concept interior spans 1,280 sq ft of updated living space with tile floors and an A/C UV-light system. The gourmet kitchen boasts granite countertops, a multicolored glass tile backsplash, modern cabinetry with fossilized shell knobs, and top-tier stainless steel appliances, including a Bosch induction range. Both bathrooms feature high-end remodels with premium finishes. This stilted, two-story concrete floor home has indoor stairs, features a durable metal roof, providing maximum structural integrity and peace of mind. Capitalize on outstanding vacation rental potential of $100k+ annually, or enjoy it as your private dream home. Located on a deep flow-through canal just 2 minutes from the open Gulf, this boater's paradise features a 60 ft dock with a heavy-duty 15,000-lb boat lift. An approved permit for a 10x20 ft swimming pool is ready to complete your backyard oasis. The lower level provides an additional 936 sq ft of enclosed ground-level storage, a covered carport, a Level 2 EV charging station, and a private waterfront entertaining area. Mechanical upgrades include a whole-house generator, an upgraded electric panel, and a 4-camera security system. Outside, a waterfront tiki hut overlooks the canal, surrounded by low-maintenance landscaping and two fenced areas for dogs. Kayak, paddle board, or boat to world-class fishing and reef diving in minutes!

2110 Dolphin Dr, Marathon

136 Coco Plum Dr, Marathon
$4,249,000
4 Beds ⋅ 3 Baths ⋅ 621644 MLS
Experience the luxury lifestyle of Ocean Muse, an exceptional newer-construction waterfront residence near the popular Coco Plum Beach area of Marathon. This stunning 4-bedroom, 3-bath modern coastal home spans three levels plus a spectacular rooftop deck, where uninterrupted ocean views create the perfect backdrop for the ultimate Florida Keys lifestyle. This impressive home sits on a 1/3rd of an acre. Designed for both sophisticated entertaining and relaxed island living, the home features light-filled, open-concept living spaces accented by sleek contemporary finishes. Expansive impact-resistant sliding glass doors seamlessly connect the interior to generous outdoor living areas, while an elevator provides convenient access to all levels. The impressive third-floor primary suite offers a private retreat with a spa inspired bathroom boating an oversized walk in shower. Outside, your own waterfront resort awaits. Relax in the heated pool and spa, dine alfresco beneath the covered patio, fire up the BBQ, or gather around the fire pit as the sun sets. Take in panoramic ocean views from the rooftop deck and enjoy tropical living from morning until night. Boaters, anglers and divers will appreciate the outstanding waterfront amenities, including a four-post boat lift, dock with shore power and a serious fish-cleaning station ready for the day's catch. With exceptional boating and ocean access, the waters of the Florida Keys become your backyard playground. Built with solid concrete construction and impact-resistant windows and doors, Ocean Muse combines modern coastal style with the strength and peace of mind today's buyers desire. With 7 day rentals allowed , this property has an impressive vacation rental income history, contact agent for more details. Just a short drive from beaches, restaurants and the many attractions of Marathon and the Middle Keys, this is more than a waterfront home, it's your opportunity to Live Life Deliberately in the Florida Keys!

136 Coco Plum Dr, Marathon

4800 Overseas Highway Unit 24, Marathon
$3,250,000
4 Beds ⋅ 5 Baths ⋅ 621636 MLS
Tucked away within Shipman Point, an intimate waterfront enclave of just five estate homes, this brand-new residence offers a private setting for relaxed island living and lasting family memories. Sweeping open-water views, professionally designed interiors, and protected dockage create a coastal retreat where time together comes naturally. Positioned just two homes in from open water, the home pairs a sense of seclusion with convenient access to the boating lifestyle that defines the Florida Keys. With approximately 63 feet of dockage, the canal frontage provides space to accommodate your vessel in a sheltered setting close to open water. A concrete retaining wall and seawall secure the shoreline, with room for a boat lift to further enhance your waterfront setup. From offshore fishing to leisurely sunset cruises, days on the water begin just outside your door. Offered fully furnished, the home features bright coastal finishes and inviting spaces designed for relaxed living and effortless entertaining. Tile flooring extends throughout the downstairs level, while the spacious kitchen offers a gas stove, double sink, and a thoughtful layout for hosting. An ensuite bedroom with its own private porch provides a quiet retreat to enjoy the island breeze. Planned exterior enhancements include wood-look garage doors and horizontal slat privacy screens extending from the garage to beneath the stairs, adding architectural detail and privacy at ground level. Landscaping, a generous concrete-pad driveway with turf accents, and ample parking complete the home's modern coastal presentation. With weekly rentals permitted, this waterfront residence offers versatility as a full-time home, a private island escape, or an income-producing investment. Discover a tucked-away setting to gather, unwind, and enjoy the Keys for years to come.

4800 Overseas Highway Unit 24, Marathon

2143 Yellowtail Dr, Marathon
$1,599,000
3 Beds ⋅ 2 Baths ⋅ 621615 MLS
Discover the Florida Keys lifestyle in this beautifully maintained 3-bedroom, 2-bath waterfront pool home offering 1,540 sq. ft. of living space on a wide boating canal with direct Gulf access. Designed with a unique multi-level layout, the home welcomes you with a floating staircase leading to a bright and airy Great Room featuring wood floors and impact glass doors overlooking the water. The charming Kitchen showcases soaring wood ceilings, glass-front cabinetry, stainless steel appliances and a breakfast bar opening to the Living and Dining Areas. The main level offers a guest Bedroom with wood-beamed ceilings and water views, along with a full Bath. A short staircase leads to the second Bedroom with cathedral wood ceilings and an ensuite Bath, while the uppermost level features a cozy loft-style third Bedroom. Step outside to your private waterfront retreat with a heated and chilled pool complemented by expansive decking, new artificial turf and an outdoor shower. Boating enthusiasts will appreciate 60' of concrete dockage with a 13,000 lb. boat lift, dedicated angler's prep station and easy Gulf access for world-class fishing, diving and exploring the surrounding waters. Additional highlights include impact windows and doors, a metal roof, newer A/C, updated decking and fresh paint. A garage and generous ground-level storage provide ample space for vehicles, boating equipment and all your Keys essentials. This inviting waterfront home is ideal as a full-time residence, vacation getaway or investment opportunity in the heart of the Florida Keys.

2143 Yellowtail Dr, Marathon

10881 7th Ave, Marathon
$1,200,000
4 Beds ⋅ 4 Baths ⋅ 621548 MLS
Duplex opportunity in the heart of Marathon with two legal addresses: 10881 7th Avenue Gulf and 10883 7th Avenue Gulf. This updated DUPLEX offers excellent flexibility for investors, owner occupants, or those looking to live in one unit and rent the other. The first floor residence features 3 bedrooms, 2.5 baths, a private entrance, its own patio area, separate laundry, and separate electric and water meters. It is currently rented for $3,700/month on a month to month basis, with the tenant open to a one year lease. The second floor unit offers 1 bedroom, 1 bath, its own private staircase and entrance, a dedicated outdoor sitting area, separate laundry, and separate utility meters. The upstairs unit is currently vacant and was most recently rented for $3,000/month, providing demonstrated combined rental potential of approximately $6,700/month or $80,400 annually. The property has been renovated and updated and offers exceptional parking for 5+ vehicles, with ample room for cars, boats, trailers and more. Adding even more value, approved plans convey with the sale for a substantial two-story garage and storage building at the rear of the property. The approved design includes approximately 2,768 sq. ft. of enclosed space, with a 1,440 sq. ft. shared garage on the first floor and additional dedicated and shared storage areas, two bathrooms, and mechanical space upstairs. A rare opportunity to combine strong rental income, separate living spaces, extensive parking, and future garage/storage potential, all offered at $1,200,000.

10881 7th Ave, Marathon

1153 70th St, Marathon
$14,999,000
6 Beds ⋅ 7 Baths ⋅ 621538 MLS
Set across three parcels totaling approximately 10.46 acres, this extraordinary Gulf-front estate offers 6,661 sq. ft. of living space, 6 bedrooms and 6.5 baths in a setting defined by privacy, craftsmanship and panoramic water views. Designed by D'Asign Source and completed in 2016, the residence was constructed to exceptional standards with 120 concrete pilings to bedrock, galvanized steel framing, impact-rated openings and a standing seam metal roof. Inside, soaring ceilings, intricate tray ceilings, solid mahogany doors and expansive Weiland sliders create a seamless connection to the Gulf. The chef's kitchen features Blue Louise granite, an onyx backsplash, Wood-Mode cabinetry, Wolf and Sub-Zero appliances and a butler's pantry. Additional highlights include a temperature-controlled 1,000-bottle wine cellar, commercial-grade elevator, smart-home technology and an impressive McIntosh home theater with 130'' screen and Sony laser projector. Outdoors, a heated and chilled zero-edge saltwater pool and spa overlook the Gulf, complemented by a swim-up bar, waterside fire pit, putting green and saltwater basin stocked with local marine life. Boaters will appreciate the illuminated dock, 100,000-lb lift accommodating vessels up to 55' and additional 10,000-lb lift. A private walking trail winds through the additional acreage, while the rooftop deck captures sweeping water views from sunrise to sunset. Extensive infrastructure includes a 135 kW whole-house generator, buried propane storage, reverse-osmosis drinking water, whole-house water softening, irrigation and Coastal Source outdoor lighting and audio. Rarely does an estate of this scale combine expansive Gulf frontage, exceptional boating, substantial acreage and uncompromising craftsmanship in the heart of the Florida Keys.

1153 70th St, Marathon

415 Sombrero Beach Rd, Marathon
$1,999,950
3 Beds ⋅ 2 Baths ⋅ 621499 MLS
Discover an extraordinary waterfront oasis in the heart of the Florida Keys. Located just moments from the pristine sands of Sombrero Beach, this elegant estate blends modern sophistication with the relaxed charm of coastal living. Designed for the discerning buyer, every detail of this property reflects luxury, comfort, and an unparalleled boating lifestyle. Elevated foundation - permitted for finished interior living space, unlike many other properties in the area. Expansive Two-Story Detached Garage - At 50 feet in length, this impressive structure is ideal for storing all your Florida Keys toys--boats, jet skis, and luxury vehicles or even your class A motorcoach. Composite Dock & Boat Lift with 69 feet of premium dockage, enjoy easy deep-water access to the Atlantic Ocean. The 18,000 lb. boat lift is perfect for safeguarding your vessel while offering effortless on-the-water adventures. Two-Car Garage An additional attached two-car garage provides even more space for vehicles and storage. There is a new condenser coil in the AC unit, a new tankless hot water heater and a new whirlpool washer and dryer. Whether you're an avid boater, a beach lover, or simply seeking a private retreat, this estate delivers a lifestyle where every day feels like a vacation. Schedule your private tour today and experience the best of Marathon's waterfront luxury. Live where others vacation - 415 Sombrero Beach Rd is your gateway to paradise.

415 Sombrero Beach Rd, Marathon

2401 Overseas Highway Unit 10, Marathon
$1,999,995
10 Beds ⋅ 10 Baths ⋅ 621497 MLS
Blue Marlin Apartments presents a unique opportunity to acquire a 10-unit, deed-restricted affordable housing property in the heart of Marathon. Positioned along Overseas Highway at approximately Mile Marker 50 with access from 24th Street Ocean, the property offers convenient proximity to employment centers, marinas, shopping, dining, and everyday services throughout the Middle Keys. The property consists of three buildings with nine efficiency units and one one-bedroom/one-bath residence, totaling approximately 6,511 square feet of gross building area and 3,540 square feet of finished living area. Community features include an on-site laundry facility, shared courtyard, and off-street parking. Recent capital improvements include replacement mini-split HVAC units, impact windows, flood panels, and a gabled metal roof system. The property is zoned MU - Mixed-Use by the City of Marathon and all 10 units are subject to affordable housing restrictions. The property was most recently utilized as employee housing, and no third-party rent roll currently exists. Projected rents have been underwritten using HUD and Florida Housing Finance Corporation guidelines, with the current projected structure falling within the Low Income 80% AMI limits. The recorded deed restriction also provides long-term flexibility for rent growth within the applicable affordability framework. With strong demand for workforce housing throughout the Florida Keys, vested affordable housing rights, documented operating history, and a central Marathon location, Blue Marlin Apartments offers a compelling opportunity for an investor seeking a multifamily asset in a supply-constrained market.

2401 Overseas Highway Unit 10, Marathon

217 Bruce Ct, Marathon
$2,450,000
3 Beds ⋅ 2 Baths ⋅ 621465 MLS
ALMOST A HALF A MILLION DOLLAR PRICE DROP IN 30 days. VERY motivated seller! All offers considered!! Exquisite Tropical keys living in this natural setting with sunset views in the warmth of a coastal home along this beautiful bayside waterfront corner lot, surrounded by 155 feet of seawall & a fabulous 35+ foot dock equipped with a 13000 lbs. boat lift & Quick easy access to the Gulf. Ease in navigating the bay waters for docking & terrific for even the ''monster'' boats! Multiple docking configurations possible! This home provides tranquil privacy & easy living. A large covered out door living area along with an enclosed flex space offers endless opportunities. Plus a double car garage that is large enough for a full size truck! Staying home for the day? Cool off in your pool or sit in the shade of the coconut trees. Want to take a water break? Private steps to the bay with easy launching for your kayaks or paddle boards. Enjoy the views of the gulf & sunsets from your patio & backyard. This open floor plan, high ceilings 3 bedroom, 2 bath home has amazing appointments & finishes throughout. A beautiful kitchen designed for the most discerning chef with: expansive island, stunning granite counters, nicely upgraded 1 year new SS appliances, double Pantry cabinetry & storage galore. Plus a morning coffee bar with upper & lower cabinets , sink & beverage fridge. The Primary ensuite provides a spacious room, natural light, a walk-in shower, a soaking tub & double sinks with drawer/cabinetry vanity, pendent lights plus a TV. Both bathrooms have tile decorative features along with stunning granite counters in primary & Quartz in Guest room + framed mirrors. Additional storage in separate laundry room & linen closets. The expansive patio, dock & stairs recently redone with maintenance free composite; Never have to paint or replaced. Almost new construction, barely been lived in, used as a part-time getaway & Never been a rental. Built 2 feet above flood elevation.

217 Bruce Ct, Marathon

815 39th St, Marathon
$2,490,000
4 Beds ⋅ 4 Baths ⋅ 621438 MLS
Welcome to Emerald Flats, an exclusive gated waterfront community in the heart of Marathon, where sophisticated coastal design and the Florida Keys lifestyle come together effortlessly. Designed & Built by D'Asign Source, this beautifully furnished 4-bedroom, 4-bath residence was completed in 2025 and offers 2,805 square feet of refined living space, thoughtfully designed for both relaxed everyday living and memorable entertaining. High ceilings, abundant natural light, impact-rated windows and doors, and a metal roof complement the home's fresh, modern construction. The interiors are light, airy, and beautifully curated in an elevated coastal palette. At the heart of the home, the designer kitchen pairs quartz countertops, KitchenAid stainless steel appliances, crisp white cabinetry, statement lighting, and an oversized waterfall-edge island with generous seating. A separate bar and entertaining area adds another layer of functionality, while the open-concept layout flows seamlessly into the dining and living spaces. Expansive glass doors invite the outdoors in and open to spacious covered balconies overlooking the Gulf, creating an exceptional setting for morning coffee, sunset cocktails, or simply enjoying the tropical surroundings. The bedrooms are equally inviting, with private balcony access in select rooms and beautifully appointed baths featuring quartz surfaces, glass-enclosed showers, and custom tile details. Boating is an effortless part of the lifestyle with Boat Slip #29 included, measuring approximately 45 feet long by 14.75 feet wide, providing convenient private docking just moments from home. Fully furnished and move-in ready, this exceptional Emerald Flats residence offers the perfect blend of luxury, waterfront living, modern comfort, and easy access to everything that makes Marathon so special. Bring your suitcases, your boat, and start living the Keys lifestyle from day one.

815 39th St, Marathon

818 39th St, Marathon
$2,390,000
5 Beds ⋅ 4 Baths ⋅ 621439 MLS
Welcome to Emerald Flats, a gated waterfront enclave in the heart of Marathon where refined coastal design meets the Florida Keys lifestyle. Designed & Built by D'Asign Source, this beautifully furnished 5-bedroom, 4-bath residence was completed in 2025 and offers 2,565 square feet of thoughtfully designed living space, with high ceilings, an open-concept layout, impact-rated windows and doors, and a metal roof. Elevated on concrete pilings, the home is designed for both style and durability while creating generous covered space beneath the residence. Inside, the light-filled living areas showcase a sophisticated coastal aesthetic with seamless flow between the kitchen, dining, and gathering spaces. The kitchen is a true centerpiece, featuring quartz countertops, KitchenAid stainless steel appliances, crisp white cabinetry, a striking waterfall-edge island, and generous seating and prep space. Expansive glass doors open to covered balconies, extending the living space outdoors, while a separate bar and entertainment area adds another polished touch for hosting family and friends. Outdoor living is equally impressive, with a private heated pool, tropical landscaping, expansive paver areas, and multiple covered spaces ideal for relaxing or entertaining. Boaters will appreciate the included Boat Slip #30, reported to measure approximately 45 feet long by 14.75 feet wide, offering convenient private docking within the Emerald Flats Marina community. The slip is separately identified by Monroe County as a marina condominium boat-slip parcel. Fully furnished and move-in ready, this home offers an exceptional combination of luxury, boating access, modern construction, and effortless island living in one of Marathon's desirable waterfront communities.

818 39th St, Marathon

143 Dorsett Dr, Marathon
$4,950,000
4 Beds ⋅ 3 Baths ⋅ 621424 MLS
Introducing - Casa Del Mar Estate - this exceptional new home offers a rare level of privacy, scale, and waterfront living on an expansive 26,000+ square foot lot accessed by a private road. Designed to take full advantage of its spectacular setting, the property enjoys unobstructed ocean views and an effortless connection between the residence and the surrounding water. The main living quarters offer four bedrooms and three bathrooms, complemented by substantial finished storage space on the lower level. Built with quality and longevity in mind, the residence features impact-resistant windows and doors, a durable metal roof, concrete construction, and premium finishes throughout, offering the ideal combination of style, security, and peace of mind for waterfront living in the Florida Keys. Beyond the residence, the grounds have been thoughtfully designed for refined outdoor living and entertaining, with a resort-style pool positioned directly toward the ocean and a beautifully appointed gazebo creating the perfect setting for sunset gatherings and private celebrations. An outdoor kitchen, pool table, and table tennis area further extend the living space outdoors, creating an environment equally suited to relaxed afternoons with family or elegant entertaining with guests. The waterfront experience is equally impressive, with generous dockage and a new 20,000-pound boat lift, providing exceptional convenience for boating. Two substantial outdoor sheds offer additional storage for boat side essentials, tools, fishing equipment, and water toys, while the expansive grounds provide something rarely found in the Keys: meaningful room for future expansion. A generous portion of the property remains available for new owners to reimagine and potentially add a guest house, A rare combination of privacy, expansive oceanfront grounds, unobstructed views, exceptional boating amenities, and future expansion potential, offering the ultimate Florida Keys lifestyle.

143 Dorsett Dr, Marathon

499 Sombrero Beach Rd, Marathon
$1,595,000
3 Beds ⋅ 2 Baths ⋅ 621413 MLS
Welcome to 499 Sombrero Beach Road, a fantastic opportunity to own a piece of the Florida Keys lifestyle in Marathon! Ideally situated just off U.S. Highway 1 at approximately Mile Marker 50, this property offers a convenient location with easy access to Sombrero Beach, local restaurants, shopping, boating, fishing, and everything that makes Marathon such a sought-after Keys destination. This property provides a great balance of accessibility and the laid-back atmosphere the Middle Keys are known for. One of the few sand beaches of the Keys- Sombrero Beach is just down the bike path, a wonderful place to enjoy a day in the sun, take a swim, or catch a spectacular Keys sunset. Marathon is renowned for its world-class recreational opportunities, including boating, offshore and backcountry fishing, diving, snorkeling, and waterfront adventures. From this location, you'll be conveniently positioned to explore the surrounding islands while still being close to everyday amenities, restaurants, marinas, and local attractions. On site 56' dock was replaced in 2023 and features fish cleaning station, water and electric. The wide canal and premium 5' deep water access allows for larger boats than the average Keys property. Whether you're looking for a full-time residence, a vacation getaway, or an investment opportunity, 499 Sombrero Beach Road is a perfect opportunity. Established, professionally managed, licensed, weekly vacation rental. Come experience the relaxed pace, tropical surroundings, and endless outdoor recreation that make Marathon such a special place to call home. Updates include remodeled kitchen and baths, impact French doors, a metal roof (2021), and AC (2023). It's fully turnkey, with furnishings and future bookings included.

499 Sombrero Beach Rd, Marathon

355 Stirrup, Marathon
$3,300,000
4 Beds ⋅ 4 Baths ⋅ 621321 MLS
Welcome to Sunset Anchorage, a beautifully renovated open-water home in the exclusive gated community of Stirrup Key. Set on an expansive lot and a half, this three-story CBS turnkey home offers exceptional privacy, protected dockage and sweeping Gulf views with spectacular sunsets. Extensively updated, the home features a brand-new kitchen with custom cabinetry, a custom bar, updated flooring, new impact windows and doors, and new A/C units. New Hardie board siding accents the front exterior, adding texture and architectural character. The main level features the primary suite with a newly expanded and completely renovated bathroom. An additional guest bedroom enjoys marina views with a full bath nearby. A newly extended covered back porch off the living and dining rooms offers outdoor seating and dining overlooking the pool and Gulf. Upstairs, a secondary primary suite features a private full bath and walk-out balcony with stunning bay views, while another guest bedroom and half bath also enjoy expansive open-water views. Downstairs, a spacious covered patio and newly built tiki bar create additional entertaining space poolside. The pool has been beautifully re-tiled and refinished with new equipment, including a heater and chiller. A redone waterfront observation deck provides easy kayak access, views over the sandy bay bottom, and a front-row vantage point for spectacular sunsets. Protected dockage is just across the street in Stirrup Key's private marina. Boat slip D41 includes a new concrete walk-out dock and a 15,000-lb boat lift, with instant bay access and quick ocean access via Vaca Cut or Seven Mile Bridge. Additional features include a metal roof, garage, ground-floor storage, a fenced dog run, and mature tropical landscaping highlighted by a grove of gumbo limbo trees. Sunset Anchorage brings together open-water views, protected boating, privacy, and unforgettable Florida Keys waterfront living-offered turnkey and ready to enjoy from day one.

355 Stirrup, Marathon

835 & 837 Copa D Oro, Marathon
$5,399,000
8 Beds ⋅ 8 Baths ⋅ 621248 MLS
Looking for a truly unique opportunity in the Florida Keys? Check out these 2 Custom Luxury CBS Pool Homes that are side by side! Live in one, and rent the other, corporate retreats, weddings, vacation rentals, tons of options! Can be sold furnished and turn key too. Experience luxury waterfront living in these custom-built, new construction two-story concrete homes featuring 4 bedrooms and 4 private en-suite baths. Designed for entertaining, the open-concept layouts seamlessly blends indoor and outdoor living. The chef's kitchens boasts top-of-the-line stainless steel appliances including double convection ovens, Smart refrigerator, dishwasher, vented range hood, prep sink, wine chiller, quartz countertops, custom cabinetry, and a large island. Porcelain tile flooring, custom fixtures, LED lighting, and abundant natural light enhance every space. A first-floor en-suite bedroom offers balcony access overlooking the pool, dock, and water. The dramatic floating staircase with custom LED chandelier leads to three additional en-suite bedrooms upstairs. The primary suite features a floating soaking tub, double vanity, custom porcelain tile shower, and MOEN programmable multi-head shower system with smartphone controls. Additional features include impact windows and doors, web-enabled security camera system, 4K Smart TVs in every room, 8-foot interior doors, two 3-ton 16 SEER A/C units, standing seam metal roof, aluminum railings, and expansive balconies on both levels. Located in the desirable Flamingo Island neighborhood of Marathon, just minutes from Sombrero Beach, dining, shopping, and entertainment. Enjoy quick access to open water, world-class fishing, boating, diving, and the crystal-clear turquoise waters of the Florida Keys. Built to impress and built to last, these exceptional waterfront retreats offer the ultimate Florida Keys lifestyle. Set up your preview today!

835 & 837 Copa D Oro, Marathon

57457 Morton St, Marathon
$2,695,000
2 Beds ⋅ 2 Baths ⋅ 621246 MLS
A rare combination of land, privacy, boating, and open-water living awaits on approximately half an acre of Gulf-front paradise in Grassy Key. With panoramic water views, a private beach, waterfront dock with a 20,000-pound boat lift, heated concrete pool, and lush tropical grounds, this property captures the very best of Florida Keys living. Surrounded by mature landscaping, the two-bedroom, two-bath residence enjoys a peaceful, private setting with beautiful Gulf views. Light-filled living spaces embrace the waterfront surroundings, while the kitchen features granite countertops and stainless steel appliances. Both bedrooms offer private baths for owners and guests alike. Step outside and the Keys lifestyle comes alive. Walk to your private sandy beach, lower the boat from your 20,000-pound lift for a day on the water, relax beside the heated pool, or watch the sun disappear over the Gulf from your own shoreline. Expansive grounds and tropical landscaping provide a level of space and privacy that can be difficult to find in the Keys. The property also boasts an exceptional rental history, consistently renting approximately 50 weeks per year and generating roughly $175,000 in annual rental revenue--a testament to the tremendous appeal of this waterfront setting. Whether you're searching for a private Keys retreat or a proven vacation rental investment, this Grassy Key property offers an extraordinary combination of lifestyle and opportunity. Private beach. Open Gulf views. Boating. Pool. Half an acre of tropical privacy. This is the Florida Keys lifestyle people dream about.

57457 Morton St, Marathon

875 50th St, Marathon
$5,499,000
5 Beds ⋅ 5 Baths ⋅ 621212 MLS
At the very tip of a private peninsula in the heart of the Florida Keys, this stunning Gulffront property delivers the ultimate waterfront lifestyle. Built in 2022, this 4,146 sq. ft. Coastal Modern residence was crafted by one of Marathon's premier builders with meticulous attention to detail, blending clean architectural lines with the relaxed elegance of island living. From the moment you arrive, the Gulf is your constant backdrop. Expansive walls of glass flood the interiors with natural light and frame endless turquoise waters. Every living area, from the two spacious lounges to the gourmet kitchen, was designed to maximize the view and the connection to the outdoors. The chef's kitchen is both beautiful and functional, featuring waterfall-edge quartz counters, premium stainless appliances, and abundant prep space. Whether hosting a casual brunch or an elegant dinner, this open-concept space flows seamlessly to indoor and outdoor gathering areas. Five ensuite bedrooms provide private sanctuaries for family and guests. The primary suite is a haven unto itself, offering a sitting area, spa-inspired bath, and a private porch where morning coffee comes with dolphin sightings and golden sunrises. Step outside to a personal resort: a shimmering pool with sun shelf, expansive patios for lounging, and a palm-lined peninsula with a fire pit at its tip. A deep-water dock, private boat basin, and 4-post lift make boating effortless, with 5' control depth ensuring smooth access to open water. This home offers the convenience of an elevator, an oversized 2-car garage, and low-maintenance construction designed for coastal living. Located 5 minutes from Marathon Jet Center, you can go from tarmac to tiki torch in record time. Whether it's a weekend escape, seasonal retreat, or full-time residence, this Gulf Front estate offers something truly rare: privacy, luxury, and the beauty of the Keys wrapped into one extraordinary address. Fantastic Rental History. Offer Turnkey.

875 50th St, Marathon

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