Browse All Marathon FL Between $800K - $900K Properties for Sale

Discover the beauty of Florida Keys living in this pristine concrete home ideally situated on Grassy Key along a private road, offering peace, privacy, and a relaxed coastal lifestyle. This beautifully maintained 2-bedroom, 2-bathroom residence has been completely updated with a fresh coastal flair and an inviting open floor plan. Step outside to a fabulous outdoor living area surrounded by serene tropical gardens and landscape lighting, creating the perfect setting for entertaining or unwinding under the island sky. Features include durable concrete construction, new upstairs impact windows and doors, a metal roof, a spacious garage, and a functional lower level offering ample storage. Backing up to state land and a natural hammock, the property provides a peaceful backdrop and a connection to the natural beauty of the Keys. Conveniently located near dining, shopping, and the beautiful white sands of Sombrero Beach, this property also offers easy access to the Florida Bay and Atlantic Ocean, renowned for world-class fishing, diving, and boating. Residents enjoy exclusive use of a community boat ramp and dock, perfect for getting out on the water and taking in spectacular Florida Keys sunsets. Experience the charm, privacy, and laid-back lifestyle that make the Florida Keys so special. House has 2 RV 50 amp hookups for motorhome plug in. In addition, buyer can purchase a 2023 Sea Born center console boat with Suzuki 200 motor, approximately 300 original hours, duel Simrad electronics and anchor pole for $25K with purchase of house.

133 Dorsett Dr, Marathon

$895,000

621551 MLS

OCEANFRONT LOT WITH A TRANSFERABLE BUILDING RIGHT ALREADY IN PLACE! An exceptional opportunity to build your dream home on Grassy Key in Marathon! This 60' wide oceanfront lot offers unobstructed views of the Atlantic Ocean and the flexibility to build now or in the future. With a transferable building right already in place, simply complete your architectural plans and obtain the necessary approvals and permits from the City of Marathon. Design your own coastal retreat and enjoy the beauty of oceanfront living in the Florida Keys! The adjacent oceanfront lot is also available for purchase, offering the opportunity to combine both properties for a total of 120' of Atlantic Ocean frontage. The adjacent lot must be purchased prior to the start of construction, which is anticipated to begin in early 2027

58560 Overseas Hwy, Marathon

$825,000

3 Beds ⋅ 3 Baths ⋅ 621525 MLS

Some homes in the Keys prioritize the house itself, while this one focuses on the opportunities it offers. Located oceanside in Harbor Isle at mile marker 48.5, this 3-bedroom, 3-bath waterfront home provides easy access to open water. The 7-day minimum rental allowance offers flexibility for buyers who want to enjoy their Keys home while also generating rental income when they're away. With quick ocean access, waterfront living, and a prime location in the heart of Marathon, this home is an ideal choice for those seeking a convenient and enjoyable living experience, whether you're here for a week, a season, or for the long haul. Don't forget to bring your boat, the water is calling!

712 26th St, Marathon

$890,000

3 Beds ⋅ 2 Baths ⋅ 621222 MLS

This is currently the LOWEST PRICED Boatable Canal Front 3-Bedroom Home in all of Marathon FL & it happens to be located on the highly desirable Gulf side of US 1. Boaters will appreciate the 4-foot control depth that provides Open Water Access in just a few minutes to the Gulf of America and less than 10 minutes to the Atlantic Ocean. In place is a Concrete Seawall with approximately 77 foot of water frontage, allowing this property to easily accommodate larger center consoles. This Concrete Block home features 3 beds, 2 baths, 1242 sqft living with a Metal Roof, Concrete Driveway and plenty of Room to Park a RV, Boat Trailer, which is a rare commodity in Marathon. The 8,485 sqft lot offers plenty of room to add a pool. Currently the home offers original 1960's charm offering so much opportunity for the right buyer to transform it into a Modern Coastal Retreat, which is why we just added Virtual Renovations showing what could be done. At its current list price, there is a huge upside as the house right next door at 11295 3rd Avenue Gulf just sold for $1.45M, you have a unique opportunity to acquire, make smart renovations and be sitting on strong positive equity if done right. Due to the lot size, you can even choose to knock down the existing house and build a Brand-New Modern home to your exact specs and take advantage of the deep-water canal. We currently have plans for homes ranging from 1750 sqft to just below 4000 from the well-respected local builders, Design Center. We also have local lenders in place to offer construction financing up to 80%. So much potential and routes you can with this one, NO LOW BALL OFFERS, THIS HOME IS PRICED TO SELL!!!

11285 3rd Ave, Marathon

$898,000

5 Beds ⋅ 3 Baths ⋅ 620847 MLS

LETTER OF DETERMINATION WITH 3 RIGHTS | SELLER FINANCING | INCOME-PRODUCING TRIPLEX IN MARATHON Building rights are the scarcest asset in the Florida Keys, and this property comes with a Letter of Determination confirming 3 rights. That makes it an opportunity to hold, improve, or reposition a triplex in the Middle Keys with the entitlements already documented. Seller financing is available: $500,000 down over a 5-year term at a competitive rate, a real advantage in today's rate environment. The Property: Three fully renovated units, all currently leased: Unit 1: 2BR/1BA, spacious layout, modern open-concept interior Unit 2: 2BR/1BA, fully renovated Unit 3: Efficiency with a well-equipped kitchenette, ideal for a single tenant or short-term renter Tenants are on flexible month-to-month leases, which gives a buyer immediate cash flow and room to change course later. Ample on-site parking keeps the property easy to manage. Location: In the heart of Marathon, minutes from shops, restaurants, and everything the Middle Keys lifestyle offers. Who It's For: Investors building a rental portfolio, or an owner-occupant who wants to live in one unit and let the other two help cover the cost of ownership. Schedule your private showing today. Properties with documented building rights and owner financing don't come along often in Marathon.

10833 2nd Avenue Gulf Ave, Marathon

$899,000

3 Beds ⋅ 3 Baths ⋅ 620316 MLS

Welcome to your dream escape in the Florida Keys. This spacious 3-bedroom, 3-bath oceanfront townhome in the highly sought-after Bonefish Yacht Club Townhomes offer the perfect blend of coastal and laid-back island living. Set within an intimate marina community of just 34 residences nestled among lush tropical landscaping. This unit can convey with a deeded boat slip in Bonefish Marina, a separate condo association, buyer approval is required. Enter through the foyer and up to two levels of open living, with 1,769 sq. ft. thoughtfully oriented for comfort, water views, and easy entertaining. The chef's kitchen features generous cabinetry, ample counter space, and an inviting eat-in island that flows seamlessly into the main living area, where sliding glass doors open to a spacious waterfront balcony overlooking the Key Colony Channel--watch charter boats head out with your morning coffee and return as you relax with a sunset cocktail. The primary suite is a serene retreat with its own private balcony, walk-in closet, and ensuite bath, while two additional bedrooms offer flexible space for guests, family, or a home office, each with access to well-appointed baths. On the ground level, a private garage and generous storage provide the perfect place for fishing gear, paddleboards, and all your Keys lifestyle essentials. Residents enjoy a temperature-controlled pool, expansive sun deck, tiki lounge with wet bar, tennis and pickleball courts, and a private sandy beach. This is a rare opportunity to own a turnkey, single-family attached townhome with a boat slip in one of the Keys' most desirable waterfront communities where every day feels like a vacation. Weekly rentals are permitted with licensing. New roof in 2023 and new A/C in 25 with 12 year warranty.

95 Coco Plum Dr, 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

$828,000

619630 MLS

Experience the ultimate Florida Keys waterfront lifestyle with this rare oversized boat slip located in the highly sought-after Coco Plum Beach neighborhood of Marathon. Situated in the exclusive Coco Plum Beach Yacht Club. Boasting an impressive 22-foot x 80-foot slip with a 65 foot dock, this slip is perfectly suited for accommodating larger vessels with ease. Positioned on the oceanside, you'll enjoy direct, bridge-free access to open water - an exceptional advantage for avid boaters and anglers alike. Tucked at the very end of a secure, gated section of the marina, this prime location offers enhanced privacy along with quick effortless navigation straight to the ocean. Enhancing the experience is a generous 11' x 30' tiki hut creating an inviting outdoor living space just steps from your vessel. The slip is fully equipped with Electric, water and pump out services for maximum convince. A dedicated storage unit provides ample space for all your boating gear and equipment. The marina offers convenient amenities including a community pavilion, bathhouse, and on-site laundry facilities. With a premium location and a strong rental income potential, opportunities like this - featuring large slips paired with land based living amenities - are increasingly rare. Don't miss your chance to own a unique piece of paradise. Survey on file; Dimensions 38' x 82' x 68'

100 Ve I, Unit A, Marathon

$875,000

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

$875,000

3 Beds ⋅ 2 Baths ⋅ 619502 MLS

Welcome to your slice of paradise in the heart of Marathon! This beautifully reimagined 3-bedroom, 2-bath waterfront retreat offers 1,342 sq ft of spacious stylish, coastal living--an exceptionally rare find for a half duplex in the Florida Keys. Perfectly positioned on the ocean side, you'll enjoy direct ocean access and 50 feet of brand-new dockage--ideal for boating, fishing, and embracing the laid-back Keys lifestyle right from your backyard. Fully renovated from top to bottom, this home is offered completely furnished and turnkey, making it effortless to move in or start generating rental income immediately. Inside, you'll find a stunning new kitchen, impact windows and doors, a new A/C system, and sleek, modern finishes throughout. Step outside to your rebuilt dock, designed for both peace of mind and the ultimate boating experience. With short-term rentals allowed, this property delivers incredible flexibility--whether you're seeking a private island escape, full-time residence, or a high-performing investment. Even better, there's an option to purchase the full duplex, creating a rare opportunity to own an entire ocean-access property with outstanding income potential. Opportunities like this don't come around often--secure your dream waterfront lifestyle in one of Marathon's most sought-after locations!

100 E 63rd St, Marathon

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Between $800K - $900K Marathon Real Estate

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Browse All Marathon FL Between $800K - $900K Properties for Sale

Between $800K - $900K Marathon Real Estate

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