Quick Marathon FL MLS Search

Browse All Marathon FL Waterfront Properties for Sale

$599,000
620270 MLS
Have you been dreaming of your perfect Florida Keys island home & wondering where to build it? Look no further. Build your dream home on one of Marathon's most sought-after streets & waterfront neighborhoods. Tucked away on a quiet dead-end street just moments from Sombrero Beach, this exceptional homesite offers 65 feet of water frontage and the opportunity to create a custom island retreat in the heart of the Florida Keys. Located on desirable Treasure Road, this peaceful enclave is known for its privacy, family-friendly atmosphere, & unbeatable convenience. This is a street you only drive down if you live there, offering a sense of seclusion and tranquility while remaining close to everything Marathon has to offer. Depending on the design and elevation of the future home, buyers may enjoy peek-a-boo ocean views & refreshing breezes from upper-level living areas & balconies. Neighboring homes enjoy water views, showcasing the potential of this unique location. The property is currently in the City of Marathon's BPAS allocation system & ranked #17 in the most recent allocation round w/ 68 points. The seller has a newer set of plans for a 3-bed, 2-bath residence that may be submitted by the next owner, offering a valuable head start in the building process. Alternatively, buyers may choose to submit new plans designed to potentially increase allocation points and improve their ranking. Buyers should verify all BPAS & building requirements & permitting w/ the City of Marathon. You'll love the convenience of being just minutes from Sombrero Beach, restaurants, shopping, & grocery stores in a golf cart friendly neighborhood where daily errands, evening bike rides, & sunset beach walks are all w/in easy reach. Whether you're planning a primary residence, seasonal getaway, future vacation home, or weekly rental property, this rare waterfront lot offers the opportunity to build exactly what you've been dreaming of while enjoying the very best of the FL Keys.

Vacant 3A Vacant 3a Treasure Road, Marathon

$6,500,000
4 Beds ⋅ 4 Baths ⋅ 620228 MLS
Presenting an extraordinary pre-construction opportunity to own a luxury oceanfront masterpiece, designed and newly constructed in the prestigious enclave of Shipman Point. Thoughtfully designed to embrace the beauty of the Florida Keys, this sophisticated residence will showcase refined coastal architecture, elevated finishes, and seamless indoor-outdoor living, all set against a backdrop of breathtaking Gulf views. Construction is scheduled to begin soon, offering a limited window for the discerning buyer to collaborate with the builder and personalize select finishes and design elements to create a truly bespoke waterfront retreat. The carefully curated floor plan features expansive living and entertaining spaces, a dramatic open-to-below architectural design, private elevator access, a temperature-controlled wine cellar, and a private guest casita designed for comfort and privacy. Floor-to-ceiling glass invites natural light and panoramic ocean vistas throughout the home, while the gourmet kitchen and elegant gathering spaces flow effortlessly to outdoor terraces overlooking a private resort-style pool, includes a 70-foot private dock with a new boat lift installed. Whether as a primary residence, seasonal retreat, weekly vacation rental or legacy waterfront estate, this is a rare opportunity to secure a brand-new luxury home and influence its final design before completion. Experience the pinnacle of oceanfront living at Shipman Point--where timeless design, exceptional craftsmanship, and the natural beauty of the Florida Keys converge.

4800 Overseas Highway Unit 54, Marathon

$2,099,000
3 Beds ⋅ 2 Baths ⋅ 620226 MLS
Enjoy sweeping ocean views from this beautifully designed Coastal Modern waterfront home in the heart of Marathon. Built with both style and durability in mind, this 3 Bedroom, 2 Bath CBS residence features concrete walls, floors, and roof, along with impact windows and doors for added peace of mind. Inside, oversized tile flooring and a bright open-concept layout create a clean, contemporary feel filled with natural light. The main living area flows comfortably to outdoor spaces, making the home ideal for relaxed Keys living and effortless entertaining. Two spacious guest bedrooms and a well-appointed guest bath provide inviting accommodations, while the private top-floor primary suite offers a peaceful retreat with access to the rooftop deck. An additional bonus space on the main level adds valuable flexibility and could serve as a possible 4th bedroom, office, pool cabana/dressing room or convenient guest overflow area. The rooftop deck is a true highlight, showcasing panoramic views of the turquoise Atlantic waters. Whether enjoying sunrise coffee, afternoon breezes, or evening cocktails under the stars, this elevated outdoor space captures the best of coastal living. After a day on the water, return to your concrete dock and unwind beside the canal-front pool with jets, or gather with guests on the expansive pavered patio overlooking the water. With multiple outdoor living areas, dockage, pool, and ocean views, the property is perfectly suited for boating, entertaining, and enjoying the laid-back island lifestyle. Conveniently located just minutes from restaurants, shopping, and the Marathon Airport, this property offers an exceptional blend of modern construction, coastal style, and Florida Keys waterfront living. With a proven rental history, this property also presents an outstanding investment opportunity for those seeking personal enjoyment and income potential in one of the Keys' most desirable destinations.

1040 81st Street Ocean St, Marathon

$849,000
3 Beds ⋅ 2 Baths ⋅ 620221 MLS
Introducing an exquisite POOLSIDE retreat at Tranquility Bay Beachfront Resort in the heart of the Florida Keys--a pinnacle of refined island sophistication and world-class amenities. This impeccably maintained two-story townhome resides mere steps from the resort's magnificent lagoon-style swimming pool, an adults-only serene pool, a tropical garden pool, and a pristine 2.5-acre private WHITE SANDY BEACH with uninterrupted Gulf of Mexico vistas. These unparalleled waterfront and leisure features establish an unmatched standard in the region near the 7 MILE BRIDGE. Tranquility Bay is renowned for its exceptional, meticulously MANAGED RESORT experience, ideal for discerning families and couples seeking an elevated getaway. Indulge in a state-of-the-art fitness center, a signature Jack Nicklaus Golden Bear putting green, complimentary kayaks and motorized watercraft rentals, volleyball courts, and rejuvenating in-suite spa services. Savor GOURMET DINING at the acclaimed Butterfly Café with its award-winning ocean-fresh seafood and island-inspired cuisine, or unwind at the beachfront TJ's Tiki Bar, where crafted cocktails, live seasonal music, and casual Caribbean fare complement the ocean breeze. Unit #22 exemplifies meticulous care and coastal elegance, featuring three generously appointed bedrooms with soaring cathedral ceilings and two full bathrooms upstairs, plus a convenient half bath downstairs. Expansive white balconies and spacious patios serve as private sanctuaries for al fresco relaxation and breathtaking sunsets. Owners enjoy privileged access with up to 35 days of annual personal use in this luxurious residence, complemented by robust rental income potential to elegantly offset ownership expenses. An on-site property management team provides seamless oversight, delivering effortless operations, impeccable maintenance, and complete peace of mind for owners and discerning guests alike.

2600 Overseas Hwy Unit # 22, Marathon

$2,799,000
4 Beds ⋅ 4 Baths ⋅ 620205 MLS
Discover elevated waterfront living in this newly constructed custom two-story concrete residence, offering 4 spacious bedrooms, each with its own private en-suite bath. Thoughtfully designed for both comfort and entertaining, the home features a seamless open-concept layout that effortlessly connects indoor and outdoor spaces. At the heart of the home is a designer chef's kitchen appointed with premium stainless steel appliances, including double convection ovens, a smart refrigerator, dishwasher, vented range hood, and wine cooler. A large center island with prep sink, quartz countertops, custom cabinetry, and elegant LED pendant lighting complete the space. Throughout the home, porcelain tile flooring, designer finishes, and expansive windows create a bright and sophisticated atmosphere. A first-floor guest suite offers balcony access with views overlooking the pool, dock, and canal. The striking floating staircase, accented by a custom LED chandelier, leads to the upper level where three additional en-suite bedrooms await. The luxurious primary suite serves as a private retreat, featuring a freestanding soaking tub, dual vanities, an oversized porcelain tile shower, and a MOEN smart multi-head shower system with app-controlled temperature and spray settings. Additional features include impact windows and doors, a web-connected security camera system, energy-efficient LED lighting, 8-foot interior doors, 4K Smart TVs throughout, dual 3-ton 16 SEER air conditioning systems, a standing seam metal roof, aluminum railings, and spacious balconies on both levels. The property offers dual staircases leading to the outdoor living area, a 12' x 26' custom pool and a 50 foot dock. Ideally located in Marathon's desirable Flamingo Island neighborhood, this exceptional property is just minutes from Sombrero Beach, restaurants, and local attractions. Built with quality, durability, and style in mind, this remarkable waterfront home captures the essence of luxury living.

837 Copa D Oro, Marathon

$2,799,000
4 Beds ⋅ 4 Baths ⋅ 620204 MLS
Experience luxury waterfront living in this custom-built, new construction two-story concrete home featuring 4 bedrooms and 4 private en-suite baths. Designed for entertaining, the open-concept layout seamlessly blends indoor and outdoor living. The chef's kitchen 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. Situated on an oversized 11,319 sq. ft. corner lot, the property includes a 12' x 26' pool with custom pavers, two stairways to the outdoor living area, and a 36 foot dock completed in January 2024. 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, this exceptional waterfront retreat offers the ultimate Florida Keys lifestyle. Adjacent property at 837 Copa D'Oro is also available, featuring an 8,200 sq. ft. lot and 50-foot dock.

835 Copa D Oro, Marathon

$1,789,000
4 Beds ⋅ 3 Baths ⋅ 620116 MLS
Welcome to 101 Avenue D in Marathon, Florida -- a fully furnished, turnkey waterfront retreat built in 2022 and designed for modern Keys living. Set on a spacious 18,000 sq. ft. lot, this 4-bedroom, 3-bath home blends comfort, style, and island luxury with the flexibility to serve as a full-time residence, vacation getaway, or investment property. Inside, the home features an open-concept layout with high ceilings, abundant natural light, expansive windows, and a seamless flow between the living, dining, and kitchen areas. The kitchen is beautifully finished with stainless steel appliances, including a dishwasher, ice machine, microwave, oven, range, and refrigerator. Each bedroom offers a comfortable retreat, while the primary suite provides direct access to the impressive outdoor living area. The three full bathrooms are thoughtfully designed for comfort, privacy, and convenience for owners and guests alike. Step outside and enjoy the best of the Florida Keys lifestyle. The spacious waterfront deck overlooks the canal and leads to a resort-style outdoor setting complete with a heated and chilled in-ground pool and a brand-new outdoor kitchen featuring a Broilmaster marine-grade gas grill, Primo ceramic charcoal grill, and outdoor refrigerator. It is the perfect setup for relaxing, dining, and entertaining by the water. Boaters will appreciate the 35-foot dock, offering easy access for days on the water and quick trips to open ocean adventures. This property also has strong vacation-rental appeal, offering the kind of turnkey setup guests love -- comfortable furnishings, outdoor amenities, waterfront access, and a prime Marathon location. Walking distance to the beach, bike path, and golf-cart-friendly neighborhood, 101 Avenue D delivers the perfect blend of convenience, relaxation, and tropical lifestyle. Whether used as a personal retreat, investment property, or move-in-ready waterfront home, this property is ready for you to enjoy the Keys from d

101 Ave D, Marathon

$7,750,000
4 Beds ⋅ 5 Baths ⋅ 620096 MLS
Direct Atlantic oceanfront living with protected canal-side dockage--two features rarely found together in one Florida Keys residence. Situated within an exclusive gated enclave of just 20 lots, this newly constructed 2025 waterfront residence offers a level of privacy, luxury, and lifestyle rarely found in the Florida Keys. Positioned to capture unobstructed ocean views and a year-round ocean breeze, this thoughtfully designed 4-bedroom, 4.5-bathroom home offers an elevated coastal lifestyle with exceptional attention to detail throughout. Each bedroom features a private ensuite bathroom and spacious walk-in closet, while a true foyer entry, elevator, and abundant storage create a floor plan that is as functional as it is beautiful. The open concept living offers the perfect home to entertain and enjoy the abundant natural light. The interior design offers high end tile selections, designer light fixtures and wood accents throughout. The home also features 3 interior bars and window treatments throughout. The living spaces seamlessly transition outdoors, where an expansive entertainment area is designed to embrace the Keys lifestyle. Enjoy a resort-style pool and hot tub, outdoor kitchen, and multiple spaces to relax while overlooking the turquoise waters of the Atlantic. A rare wade-in beach offers effortless access to the ocean, while protected dockage on the canal side provides a secure spot for your boat. Additional features include a one-car garage, oversized air-conditioned storage space, and a generous covered carport ideal for vehicles, boats, golf carts, and more!

128 Sunrise Dr, Marathon

$1,649,000
3 Beds ⋅ 3 Baths ⋅ 620079 MLS
Discover the perfect blend of Florida Keys waterfront living and income potential in this fully furnished home located on a residential waterway with Gulf access in the heart of Marathon. Designed for relaxation and entertaining, the home offers comfortable living spaces, beautiful water views, an enclosed Florida room, a private pool, and a private dock. Whether you are looking for a primary residence, seasonal retreat, or investment property, this home provides the flexibility to fit a variety of lifestyles. The private dock offers convenient boating access to the Gulf, making it easy to enjoy fishing, paddleboarding, boating, and everything that makes the Florida Keys lifestyle so special. Spend your days exploring the water, entertaining by the pool, or simply enjoying the peaceful waterfront setting. A standout feature of this property is its established vacation rental success. The home is actively operating as a popular vacation rental with future reservations already on the books, providing an opportunity for immediate income generation. Buyers have the flexibility to honor existing reservations and continue the rental operation, or modify future bookings to accommodate their own plans and personal use. With its waterfront location, proven rental history, future bookings in place, and desirable Marathon location, this property offers a unique opportunity to enjoy the Florida Keys while benefiting from the flexibility of an established income producing asset. Whether your goal is full time island living, a seasonal getaway, or a property that helps offset ownership costs through rental income, this home is ready for its next chapter.

11260 6th Ave, Marathon

$25,000,000
10 Beds ⋅ 13 Baths ⋅ 619972 MLS
Newly Built Gulf-front Sanctuary with Panoramic Views, Guest and Pool Houses, Luxe Outdoor Living, and a Deepwater Navigable Dock. Set on 3 secluded acres+/- along one of the most protected stretches of the Gulf of America, 57783 Morton Street is a newly completed estate of rare scale, privacy, and modern coastal design. Surrounded by water, sandscape, and tidal ponds alive with marine life, the property offers more than 200'+/- of direct water frontage and uninterrupted views across the open Gulf. Completed in 2025 by builder and developer Alderuccio Corporation, this resilient, elevated retreat is constructed entirely of concrete and impact glass and is designed for effortless indoor-outdoor living. With three distinct finished living spaces totaling approximately 10,000 SF+/-, the estate functions as a private resort offering privacy, recreation, and exceptional access to the best of the Florida Keys. Though private and serene, the estate remains close to everything that defines Keys living. Dining, marinas, and shopping are less than ten minutes away, and the Florida Keys Marathon International Airport lies 4 miles+/- from the property for seamless private aviation access. Deepwater routes, snorkeling coves, and renowned fishing grounds are just moments from the protected 100' dock. The architecture emphasizes clarity, durability, and immersion in water and light. Walls of impact glass capture views of the Gulf, the bay, and the property's own tidal ponds, allowing natural light to animate the interiors throughout the day. Generous room proportions, ceiling heights of 10' to 12', and open circulation reinforce a sense of airiness and connection. Every finish, from porcelain flooring to quartzite counters and exterior of shell-stone, was selected for both resilience and refined coastal style. Smart home systems, solar power with battery backup, and integrated storm protection underscore a commitment to performance and longevity.

57783 Morton St, Marathon

$2,950,000
3 Beds ⋅ 2 Baths ⋅ 619945 MLS
An Exquisite Tropical keys living experience awaits. A natural setting with sunset views in the warmth of a coastal home located along this beautiful bayside waterfront corner lot. This home is surrounded by 155 feet of seawall & a fabulous 35+ foot dock equipped with a 13,000 lb boat lift with 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 stilted home provides tranquil privacy & easy living. A concrete pad below provides lots of covered out door living space along with an enclosed a flex space area plus a double car garage that can handle 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 into the bay give you easy access to launch 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. This almost new construction has barely been lived in used as a part-time getaway & Never been a rental. The construction is built 2 feet above flood elevation. A tru

217 Bruce Ct, Marathon

$4,390,000
3 Beds ⋅ 3 Baths ⋅ 619918 MLS
Welcome to an elevated expression of island living at 23 Treasure Road in the heart of the Florida Keys. This impeccably maintained waterfront residence showcases breathtaking panoramic ocean views from every vantage point, including the pool, main living areas, dining space, primary suite, and tiki hut. Designed for effortless entertaining and everyday enjoyment, the pool is ideally positioned on the main living level alongside the kitchen and gathering spaces, creating a seamless indoor-outdoor flow rarely found in waterfront homes. Relax poolside while enjoying ocean breezes and endless blue water views. The upper level features two beautifully appointed bedrooms and three baths, enhanced by impact-rated doors, windows, and hurricane sliders for style and peace of mind. Downstairs, a private guest suite and expansive finished bonus space provide flexibility for guests, entertaining, or recreation. The oversized dual-entry garage accommodates up to three vehicles and offers exceptional space for the Florida Keys lifestyle, with plenty of room for fishing gear, dive equipment, water toys, and additional storage. A dedicated tackle room adds convenience for avid anglers and boaters alike. Along the water's edge, a substantial 200 foot rock seawall provides protection and presence, while the private boat ramp, dock, and boat lift offer effortless access to world-class boating and fishing. Two separate gated entrances welcome you into a lush, meticulously landscaped setting complete with privacy walls, mature hedges, and fencing for a serene and secluded atmosphere. Situated on an oversized parcel, this rare waterfront offering presents an exceptional opportunity to enjoy the ultimate private coastal retreat in the Florida Keys.

23 Treasure Rd, Marathon

$3,495,000
4 Beds ⋅ 4 Baths ⋅ 619913 MLS
Enter the bougainvillea-lined gates of Casa Feliz, a private oceanfront retreat on Grassy Key offering expansive water views, a white sand beach, and resort-style living. A strong-producing vacation rental with established history and future bookings in place, this exceptional estate presents an attractive investment opportunity. Set on more than 24,000 square feet of lush grounds with mature landscaping, fruit trees, fresh herbs, and .29 acres of bay bottom, Casa Feliz is designed for relaxation and entertaining. An observation pier provides access for kayaking, paddleboarding, fishing, and enjoying abundant marine life. Dockage is available nearby at Duck Key Marina or Grassy Key Marina, if desired. The property's unique orientation captures both sunrise and sunset views, a rare feature in the Keys. Outdoor amenities include a saltwater pool with cascading waterfalls, spillover spa, and a fully equipped poolside cabana featuring a wet bar, refrigerator, ice maker, and cooking area. A fire table and beachside fire pit offer inviting spaces to gather beneath the stars. Completely renovated down to the studs in 2022, the three-story residence was redesigned to maximize ocean views throughout. Four custom bedroom suites, each with a private en-suite bath, comfortably accommodate guests. The top-floor penthouse suite features a private balcony, 180-degree ocean views, custom 96-inch circular bed, and kitchenette with coffee station. Accordion impact-glass doors create a seamless connection between indoor and outdoor living. The gourmet kitchen features Café appliances, an induction cooktop, quartz countertops, mosaic tile backsplash, wine cooler, glass shelving, and multiple dining areas. Additional highlights include a movie theater, library loft, Control4 smart technology, custom millwork, and a mural by a local artist. Come discover why Grassy Key is the place to be.

58652 Overseas Hwy, Marathon

$1,675,000
3 Beds ⋅ 2 Baths ⋅ 619885 MLS
From the moment you arrive, this charming waterfront cottage invites you to leave the outside world behind. Tucked among lush tropical landscaping, its soft yellow exterior, metal roof, and classic white-picket charm set the mood for something unforgettable. Welcome to Key Lime Kottage, a turnkey 3-bedroom, 2-bath waterfront retreat in Grassy Key, where time slows, conversations last longer, and every day feels like a Florida Keys vacation. Inside, the open living, dining, and kitchen areas flow effortlessly, creating a warm setting for relaxed meals and time together. Outside, Key Lime Kottage becomes your secluded resort. The screened-in pool and spa, covered lounging area, and tropical privacy invite you to unwind. Imagine floating beneath the sun, relaxing in the spa, and sharing a toast as the sky turns gold and coral. A composite dock leads through the mangroves toward open Gulf views. Begin the morning with coffee by the water, launch a kayak or paddleboard, or sit together and enjoy the soothing rhythm of the Keys. Currently in a vacation-rental program, Key Lime Kottage combines personal enjoyment with income-producing potential. Its waterfront setting, open-water views, pool, spa, privacy, and turnkey condition create the resort experience guests seek--and want to revisit year after year. Conveniently located near the Dolphin Research Center, The Wreck Restaurant, downtown Marathon, shopping, marinas, and Million Air, the home feels private yet connected. You are not simply purchasing a property. You are investing in peaceful mornings, poolside afternoons, romantic sunsets, and a Florida Keys lifestyle guests will remember long after leaving. Could Key Lime Kottage become your private escape, income-producing retreat--or both? Kindly provide at least 24 hours' notice for showings. Saturdays during guest check-in and check-out windows are preferred.

58773 Overseas Hwy, Marathon

$2,399,000
4 Beds ⋅ 5 Baths ⋅ 619881 MLS
Looking for the best of both worlds? Enjoy your vacation home and let it pay for its self when your not. Since January 2024, 229 Pescayo has hosted 113 stays across 860 guest nights and generated $512,831 in accommodation revenue. An incredible 88% occupancy rate 4.96 / 5.0 guest rating Fully furnished, income-generating from day one -- zero ramp-up period This isn't a fixer-upper with 'potential.' It's a proven, cash-flowing short-term rental with the reviews, occupancy, and forward bookings to prove it -- built in 2023 and already established as one of the area's busiest vacation rentals. Why It Performs: Every finish was chosen to drive nightly rate and occupancy, not just curb appeal. Boaters and premium-amenity guests are the target market, and the property is built to convert them into repeat bookings: 72' of deep-water dockage, water & electric at dock, outdoor lighting Less than 10 minutes to open water & Vaca Cut for Gulf access Heated pool with paver decking Covered entertaining area + large covered upper terrace for shaded, salt-air living 240V EV charger 800 sq ft storage enclosure Aluminum gated vehicle access + security cameras The Property: Double doors open into an open-concept kitchen and living space -- quartz countertops, tile backsplash, built-in wine cooler, and tile flooring throughout. Four master suites, each with a private bath, plus an additional half bath for guests. Sold fully furnished -- dishes, linens, smart TVs, all of it. Bottom Line: No lease-up, no renovation, no guesswork on rates. Bring your boat -- the income is already running.

229 Pescayo Ave, Marathon

$1,250,000
4 Beds ⋅ 4 Baths ⋅ 619866 MLS
Beautifully renovated and fully turnkey duplex located on a deep-water canal in the heart of Marathon. This rare income-producing property features TWO spacious homes, 2BD/2BA on each side, each unit offers approximately 927 sq. ft. of updated coastal living with impact windows and doors, granite countertops, stainless steel appliances, tile flooring throughout, and covered parking. Renovated in 2020, the property blends modern finishes with the relaxed Florida Keys boating lifestyle. A true boater's dream, each side offers its own 30' concrete dock and seawall (60' total) complete with 30-amp shore power and fresh water hookups. Enjoy quick ocean access and easy Gulf access via Vaca Cut, making this an exceptional setup for anglers and boating enthusiasts alike. The waterside outdoor spaces are designed for entertaining and enjoying the Keys lifestyle, featuring string lighting, solar-lit dock pilings, under-dock fish lights that attract snapper and tarpon, and frequent manatee visits along the canal. Located directly next door to Oceanfront Park, owners and guests enjoy immediate access to one of Marathon's premier waterfront parks offering pickleball courts, a dog park, kayak launch, open green space, waterfront walking trails, playgrounds, exercise equipment and community events. Conveniently located 4 miles from Sombrero Beach, and 1.5 miles from Coco Plum Beach. Currently tenant occupied with both units rented month-to-month. This property also has strong vacation rental potential. Ideal opportunity to live in one side while renting the other, or maximize income potential with a fully turnkey investment property in one of the Florida Keys' most desirable boating communities. Current Insurances are very reasonable: $3,841 Flood (Covers both sides) 576 - $4,303 Wind 574 - $4,129 Wind 576 - $860 HO/Liability 574 - $721 HO/Liabilty (Pictures are of 576 99th, 574 is the same layout/finishes. Access can be arranged

574 & 576 99th St, Marathon

$2,249,000
4 Beds ⋅ 3 Baths ⋅ 619793 MLS
Over 3400 sqft of Luxury Living is featured with this 2007 custom built CBS in the gated community of Stirrup Key Sub in Marathon. Elevated water views, a deeded boat slip, protected community marina, multiple outdoor living areas and a private pool. Designed for both everyday comfort and entertaining, this multi-level home offers generous interior space, flexible living areas, and a thoughtful indoor-outdoor layout. The ground level features a three-car garage, ample storage, and direct access to the pool area, creating an easy flow for relaxing, hosting, and enjoying the Keys lifestyle. The second floor serves as the main living level with two bedrooms, two full baths, a full kitchen, and open living and dining areas that extend onto a large screened lanai. This level is ideal for casual gatherings, quiet mornings, and evening breezes. The third floor offers a private primary suite, sitting area or fourth bedroom, bar/kitchenette, fireplace, spa-style bath, and an expansive lanai with peaceful elevated views. A spiral staircase leads to the fourth-floor widow's walk, finished with travertine flooring and a water hookup. From this vantage point, panoramic views stretch across Marathon and toward the Gulf, creating a quiet setting for sunrise, sunset, and open-air relaxation. A private nature path winds through preserved surroundings and leads to a Gulf-front observation dock, ideal for wildlife viewing and enjoying the surrounding natural setting. Additional features include a lift to the second floor for added convenience. Centrally located in Marathon, the home offers convenient access to shopping, dining, & daily necessities. With a deeded marina slip, elevated water views, pool, garage space, storage, multiple lanais, and a flexible custom layout, this property offers a rare combination of privacy, space, and boating access in Marathon. Schedule a private showing to experience this custom home and deeded marina slip in person.

205 Stirrup, Marathon

$1,300,000
3 Beds ⋅ 3 Baths ⋅ 614988 MLS
Experience the pinnacle of oceanfront living in this breathtaking townhome within the highly sought-after Bonefish Yacht Club — a private, upscale enclave nestled along the sparkling waters of the Atlantic. This meticulously maintained 3-story residence offers exceptional coastal elegance, privacy, and resort-style amenities. Step into an open-concept living space that seamlessly blends indoor comfort with outdoor serenity. Enjoy water views from multiple balconies, perfect for morning coffee or sunset cocktails. The interior features a thoughtfully designed floor plan, and refined coastal décor creating a serene sanctuary ideal for both full-time residence or a luxury vacation escape. One of the property's most coveted features is the included 40' legal, liveaboard boat slip — offering deep water, direct ocean access with no fixed bridges, making it an ideal choice for avid boaters, fishermen, or those seeking the freedom of the open sea at their doorstep. Wake up and step aboard for a day on the water, with world-class sportfishing, diving, and island hopping just minutes away. The Bonefish Yacht Club community provides residents with a resort-like atmosphere, complete with amenities such as a pool, clubhouse, marina, and a peaceful, private setting that captures the essence of luxurious, laid-back island living. Don't miss your opportunity to own a piece of paradise in one of the Florida Keys' most desirable communities.

95 Coco Plum Dr Unit 5D, Marathon

$895,000
3 Beds ⋅ 2 Baths ⋅ 619508 MLS
Welcome to your slice of paradise in the heart of Marathon! This exceptional ocean-side retreat is where luxury, lifestyle, and opportunity come together in one unforgettable property. This beautifully reimagined 3-bedroom, 2-bath half duplex offers an expansive 1,342 sq ft of spacious, stylish and light-filled living space--an incredibly rare find for a property of this kind in the Florida Keys. Step outside and you're instantly connected to what makes the Keys so special: 50 feet of brand-new dockage with direct ocean access, making it effortless to spend your days boating, fishing, or cruising turquoise waters at a moment's notice. Inside, no detail has been overlooked. This home has been completely renovated from top to bottom and is offered fully furnished and turnkey--just bring your flip-flops and start living (or earning). The stunning new kitchen, impact windows and doors, brand-new A/C, and sleek, modern finishes create a fresh coastal vibe that feels both luxurious and relaxed. The outdoor space is just as impressive, with a fully rebuilt dock designed for both peace of mind and peak functionality--perfect for accommodating your boat and embracing the ultimate Keys lifestyle. Whether you're searching for a private waterfront escape, a full-time residence, or a high-performing investment, this property checks every box. With short-term rentals allowed, the income potential is as attractive as the setting itself. And for those looking to dream even bigger, there's a rare opportunity to purchase the full duplex--unlocking maximum flexibility, privacy, and earning potential on an entire ocean-access property. Opportunities like this don't come around often--own a spacious, fully renovated waterfront home in one of Marathon's most sought-after locations and start living the life most people only dream about.

150 E 63rd St, Marathon

$599,900
2 Beds ⋅ 2 Baths ⋅ 619471 MLS
Wake up to breathtaking, unobstructed views of Boot Key Harbor from this impeccably maintained waterfront condo where the Salt Life isn't just a saying, it's a daily reality. Perfectly positioned for the true water enthusiast, this residence offers unrivaled access to both the Atlantic Ocean and Gulf of Mexico within minutes, or set a leisurely pace through the serene, protected waterways of Sisters Creek, where dolphin, manatee, & abundant wildlife are your closest neighbors. This is not your average condo association. Building maintenance is treated as a top priority, and the peace of mind that comes with it is built into every detail: ✅ Structural Integrity Reserve Study completed, passed, and approved ✅ Reserves funding -- no special assessments ✅ 2023 -- Pool decking replaced with marine-grade treated wood ✅ 2024 -- New composite privacy fence installed around pool area; overflow guest parking added; entire building freshly painted ✅ 2026 -- Pool decking, breezeways and seawall freshly painted; parking lot reseal scheduled for April 2026 ✅ Hurricane protection throughout -- high-impact windows & doors plus storm shutters on the entire complex ✅ Seawall soil stabilization recently completed, extending and strengthening its long-term integrity. Additional interior upgrades include: ✅ Balcony retiled with no-see-um screens added -- enjoy those harbor views morning to night ✅ AC & air handler replaced (2022) for efficient, reliable cooling ✅ Updated guest bath shower ✅ New vent fans throughout, including a Bluetooth-enabled speaker fan in the master ✅ New closet doors throughout ✅ New dishwasher, microwave, and toilets. What an incredible value to the incoming buyer! All that and don't forget you have a gorgeous Golf Course across the street, a beautiful beach down the road and walkable restaurants & shopping, elevator, personal storage unit, kayak and bike storage as well

1505 Sombrero Blvd Unit APT 205, Marathon

$8,299,999
3 Beds ⋅ 4 Baths ⋅ 619460 MLS
Tucked on the private shores and gated community of Tingler Island, this one-of-a-kind dual-waterfront estate is where the Florida Keys lifestyle reaches its fullest expression. Design/Build by D'Asign Source, meet Bella Vista, a coastal-modern renovation. Experience the ultimate coastal dichotomy: wake to the breathtaking panorama of the Atlantic Ocean, while enjoying the calm, effortless convenience of protected canal-front docking. A rare luxury configuration w/ Main Home on the Open Atlantic Ocean to Guest Home on Canal Frontage. Spend your mornings fishing, afternoons floating in your multi-level infinity pool as it disappears into the ocean horizon & evenings gathered around the gas fire pit beneath swaying palms & stars. The 8' wide by 107' concrete dock accommodates two boat lifts (3,000 & 17,000 lbs) w/ water, electric, & lighting along the full seawall, everything a serious boater needs. The single-bedroom Main Home stuns w/ soaring 18-ft vaulted ceilings, exposed wood beams, & a wall of six floor-to-ceiling glass panels that open to frame the Atlantic as your daily backdrop. The gourmet kitchen features Sub-Zero & Wolf appliances, a Miele coffee system, a 10-ft island, Brittanica quartz countertops, & a temperature-controlled glass wine wall. A sea-inspired chandelier, custom wall paneling & thoughtful finishes flow throughout. The expansive Primary Suite anchors the home w/ ocean views, a floating soaking tub, glass rain shower, dual sinks, & a built-in home office tucked into the layout. The private Guest Home above the double garage offers 2 beds, 2 baths, a kitchenette, private balcony, & its own washer/dryer-ideal for guests or family. Outside, resort-style grounds include a gazebo w/ marble dining table, outdoor kitchen w/ Lynx premium grill & fridge, beach sand, fruit garden, Tuuci marine-grade parasols, tiki torches, Coastal Source audio, 1,000 gallon gas tank & full home generator. Bella Vista isn't just a home, it's your Keys life, fully lived.

100 Tingler Ln, Marathon

$905,000
2 Beds ⋅ 2 Baths ⋅ 619378 MLS
Welcome to your slice of paradise in Marathon, where island living meets smart investment opportunity. Perfectly positioned at the end of a quiet, family-friendly street in mid-town, this beautifully upgraded property offers breathtaking views of the Atlantic Ocean and an exceptional short-term rental history--making it ideal as both a private retreat and income-producing asset. This property boasts expansive parking options with ample space for boats, multiple vehicles, RVs, and even an EV charging station. Lush, established landscaping creates a tropical oasis, complete with automated irrigation for effortless maintenance. Inside, the home blends modern comfort with coastal charm. The updated kitchen features new appliances (2021), a stylish island, refreshed countertops and backsplash, and a functional pantry-perfect for entertaining or hosting guests. Thoughtful upgrades throughout include Spanish tile work, blackout blinds and shades, updated ceiling fans, and beautifully refinished custom woodwork. A breathtaking view of the Atlantic Ocean awaits you from the walk-in shower in the primary ensuite or unwind in the whirlpool, jetted tub from the adjacent bathroom. Built with both aesthetics and efficiency in mind, the home includes hurricane-grade windows and doors, upgraded insulation, a new central air system with air handler (2021) and A/C compressor (2026), and a dryer duct automated fan. Step outside and enjoy true Florida Keys living with an outdoor hot water shower, privacy wall, and a convenient exterior garden shed. Whether relaxing on the wrap around porch or enjoying the ocean breeze, this home is designed for comfort and effortless enjoyment. Additional major improvements include a refurbished roof (2021) and numerous system upgrades that make this property truly move-in ready. Whether you're looking for a full-time residence, vacation getaway, or a high-performing short-term rental, this Marathon gem checks every box.

6501 Oceanview Ave, Marathon

$1,349,000
2 Beds ⋅ 2 Baths ⋅ 612863 MLS
This exceptional furnished waterfront home offers luxurious comfort, modern upgrades, and excellent boating access, complete with a heated pool, 60 feet of dockage, and a charming tiki hut. Rated '10 - Exceptional' on VRBO, it is also a proven vacation rental with future bookings already in place. Inside, tile floors and tasteful nautical décor create a bright, inviting feel. The living area features a leather sofa, loveseat, 55-inch smart TV, and free WiFi. The kitchen is well equipped with granite countertops, stainless steel appliances, a farm sink, and an island with seating for four, while the dining area comfortably seats six. The primary suite includes a king-size bed with a gel memory foam mattress, a 32-inch smart TV, and a private bath with a walk-in shower. The guest bedroom offers two queen beds, a smart TV, and access to a second full bath with a walk-in shower. An indoor washer and dryer, linens, and pool towels add convenience. Outside, the spacious deck and tiki hut feature a dining area, swings, and a 45-inch TV overlooking the water. The pool area includes brand-new chaise lounges and an outdoor dining set. Boaters and anglers will appreciate the bait freezer, commercial ice machine, fish cleaning station, and direct deep-water access to both the Gulf and Atlantic. Recent updates include a new range, bait freezer, and kitchen faucet in 2024; HVAC, tiki hut, and commercial ice machine in 2020; and a metal roof with impact windows in 2019. Ideally located near the 7-Mile Bridge and Vaca Cut, this home is perfect for boating, fishing, relaxing, or enjoying the best of the Keys lifestyle.

8188 Aviation Blvd, Marathon

Start Your Search

Marathon Waterfront Real Estate

Our website features the best real estate search for waterfront properties available in Marathon and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official Realtor®’s database every 15 minutes. 

You can save searches, and get daily email alerts of new listings, price changes, sold data, and market reports. Our Interactive Map Search allows you to view properties on a map or refine your search by drawing the boundaries around the area you desire. 

Curious about what’s happening in your neighborhood? You can create a custom market report to see what’s active, under contract, and sold in your neighborhood! 

Considering selling or refinancing your home? Get an INSTANT property valuation now!

Contact us today to find out how we can be of assistance to you!