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Mile Marker 40 - 50 homes for Sale in the Florida Keys Real Estate

Total Listings 67
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$4,185,000
Marathon
Ocean East   - MM: 50.00
4 Bed, 4 Baths, 3,477 SqFt Days Listed: 158
-0.36% ($15,000) 1 Price Change : Last Change 55 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift40ft.

Nestled in an exclusive gated neighborhood, this magnificent, 4 bedroom, home offers the pinnacle of Keys living! Step inside to discover a spacious living area that is perfect for entertaining, with breathtaking ocean views visible from every angle. The main floors covered porch is an ideal spot for savoring morning coffee or evening cocktails enjoying the sunset as the day winds down. The upscale kitchen is a masterpiece, featuring stunning quartz counters, a large island and breakfast bar with seating and white cabinets. Elite Jenn-Air appliances, including a refrigerator, induction range, oven, microwave, dishwasher, ice maker, and wine cooler, make this kitchen a culinary dream.The upstairs master suite is a private retreat, featuring large windows that offer panoramic views of the Atlantic Ocean views. This serene space includes a spacious walk-in closet and an en-suite luxury bathroom, creating a perfect sanctuary. The home also boasts 3 guest rooms, each with large walk-in closets and luxurious bathrooms, providing comfort and privacy for family/guests. The outdoor oasis is designed for ultimate relaxation and entertainment, featuring a pristine pool, plenty of pool and ocean side seating, cozy fire pit, refreshing outdoor shower, a gazebo and a fully-equipped outdoor kitchen, complete with a gas grill and refrigerator. The dock, equipped with a 12K boat lift, provides direct access to fishing, diving, sand bar excursions and sunset cruises making this a boaters paradise!The home offers plenty of parking. There is a single car garage and a two car garage. The two car garage is currently utilized as a game room, adding an extra layer of entertainment. Situated in the heart of Marathon, this home is perfectly located to enjoy all the amenities and attractions the area has to offer. You are within walking distance to Sombrero Beach! This exceptional property in the Florida Keys is truly an unique and desirable residence.

$5,495,000
Marathon
Boot Key View   - MM: 49.00
8 Bed, 8 Baths, 6,618 SqFt Days Listed: 234
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: Davits90ft.

Fabulous Investment Property with a beautiful Villa with passive income of Half Millionper year! Great opportunity to live in on property in 2-bedroom Carriage House whilemake millions with high earning vacation Villa in the Florida Keys.Solid investment property for short-term rental while living in paradise in the FloridaKeys.Smart investors will buy this destination location home in the islands to optimize youryear-round income no other location in the nation (USA) brings in this high returnincome. 10-12% return annuallyOwner will consider financing possible depending on credit score down payment andminimum down payment is 40% of asking price of $5,750,000. You can either managethis yourself or we can manage it for you for passive income!Welcome to the world of azure blue waters, tropical warm weather gently oceanbreezes and the island sun of the Florida Keys. The Florida Keys is one of the mostsought-after destinations for anyone wanting to get-away from the mainland and relax orgo fishing. Once you arrive, youll feel a laid-back Island Time atmosphere where timeseems to stand still, and everyone feels more relaxed.Great Family Reunion Large Vacation Rental has 6 bedrooms 5 bath steps away fromthe most famous of the best beaches in the Florida Keys - Sombrero Beach.Sombrero Beach is 3 blocks walking distance - where you can rent kayaks atthe beach, and you can enjoy fishing off our new dock. Great for fishermen - 85 ft. Deep Water Dock 10 min. ride through the famedSisters Creek to the open ocean, 15 min. to the 7-mile bridge, six NM toSombrero Reef.Spacious accommodations with over 6,600 sq. ft. luxury living and a 90dock DETACHED CARRIAGE HOUSE RENTS FOR 3,000 A MONTH

$5,565,000
Marathon
Woodburns Subdivision   - MM: 49.50
3 Bed, 3 Baths, 2,428 SqFt Days Listed: 36
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Other Dockage90ft.

Private Waterfront Estate in the Florida KeysThis gated, one-acre estate offers the ultimate blend of privacy, nature, and waterfront living in the heart of the Florida Keys. Nestled among lush, mature tropical landscaping, the property feels like a secluded island retreat. As you pass through the gates, you are welcomed by a beautifully manicured paradise with a coral-cut shoreline, a firepit at the waters edge, and panoramic sunset views over the open water. Just offshore, two small uninhabited islands provide a unique opportunity for exploration.The 3-bedroom, 3-bathroom home is designed for comfort and indoor-outdoor living, with an open concept living room, kitchen, and dining area that seamlessly flows into multiple outdoor living spaces. The upper level includes two spacious bedrooms and two bathrooms, while the conforming lower level offers an additional bedroom, bath, sitting area, and a separate entrance--perfect for guests or an in-law suite. A tool/storage room on the ground floor adds to the convenience of this beautiful estate. The wraparound balcony that surrounds the entire home includes several screened-in areas, enhancing the flow of indoor-outdoor living.Updated with a new metal roof in 2024, the home features stainless steel appliances and breathtaking water views. The property boasts approximately 520 feet of shoreline and a custom dock, including an 84-foot by 4-foot dock with a 21-foot by 8-foot extension and a double floating dock for two jet skis--perfect for boating enthusiasts. Covered parking for four cars is available under the elevated home, with additional parking along the entrance way leading to a circular driveway.Set on three originally platted lots (12, 13, and 14), the property offers the flexibility to separate, redevelop, or keep as a private compound. Located just a short walk from fine dining, shopping, and more, this rare waterfront offering combines serenity, convenience, and endless possibilities.

$5,999,900
Marathon
Waloriss Subdivision   - MM: 49.50
6 Bed, 6 Baths, 3,987 SqFt Days Listed: 288
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 70ft.Rip Rap

🌴 EXQUISITE WATERFRONT PROPERTY - LUXURY, COMFORT & HIGH RENTAL INCOME IN MARATHON! 🏝️Discover this modern and solid concrete home, boasting 7,117 sqft of construction, designed for ultimate comfort and high short-term rental profitability. Currently rented weekly, with rates ranging from $1,400 to $2,100 per night, depending on the season.🏡 PROPERTY HIGHLIGHTS:✅ 6 spacious bedrooms, each with its own bathroom and closet, including 2 luxurious master suites.✅ 7.5 bathrooms, with high-end finishes and an excellent layout.✅ Modern gourmet kitchen, equipped with state-of-the-art appliances.✅ Elevator for added convenience and accessibility.✅ 2 air conditioning units, ensuring comfort throughout the home.✅ Impact-resistant windows and doors, providing security and energy efficiency.🌊 OUTDOOR & ENTERTAINMENT FEATURES:🔥 Large heated pool with jacuzzi and childrens area, perfect for family enjoyment.🚤 Navigable canal with a private 70 dock, just 5 minutes from open waters.🎱 Covered entertainment area on the first floor, featuring a full kitchen and pool table.📺 TVs in all bedrooms and common areas, ensuring entertainment in every space.📦 Spacious storage area on the first floor, ideal for nautical equipment and more.📍 Prime location, just half a mile from the stunning Sombrero Beach, one of the best beaches in the Florida Keys.This property offers luxury, comfort, and an exceptional short-term rental investment opportunity. Dont miss out on this one-of-a-kind home!📞 Contact us today for more information or to schedule a private showing!

$6,250,000
Marathon
Sombrero Isle   - MM: 49.50
4 Bed, 4 Baths, 4,948 SqFt Days Listed: 183
-3.83% ($249,000) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift86ft.

Welcome to Casa De Artista, a one-of-a-kind luxury estate located in the exclusive enclave of Sombrero Isle. Set on over an acre of pristine land, this exceptional property offers an unparalleled opportunity to experience the ultimate in Keys living. With just 27 homes on the island, privacy and seclusion are guaranteed, yet youre only one block from the renowned Sombrero Beach.Boasting an incredible 415 feet of waterfront, this estate was extensively remodeled by DAsign Source in 2016 and feels like new. The property offers a wealth of luxurious amenities, including a sparkling pool and spa, sandy beach, deep-water dockage, and a detached artist studio--all surrounded by lush, manicured grounds filled with exotic palm trees.For boating enthusiasts, the estate features two boat lifts (24K and 5K) and an 86-foot dock, providing easy access to the Keys world-class fishing and diving spots. The main house offers 4 bedrooms and 3.5 baths total 4,649 sqft, with a beautifully crafted tongue-and-groove ceiling spanning the open-plan living and dining areas. The chefs kitchen is a true culinary haven, featuring high-end appliances, dual wine refrigerators, and double islands.Step outside through glass sliding doors into an outdoor living space designed for entertaining, complete with a built-in grill and beverage coolers. The detached artist studio is 299 sqft with its own half bath is an ideal retreat for creative pursuits or relaxation.Additional features include a massive 5,176-square-foot garage and storage area, perfect for accommodating all your toys and equipment. Floorplan is included in the photos to show layout. Located just 10 minutes from Marathon Airport and offering weekly rental potential, Casa De Artista epitomizes Florida Keys ultra-luxury living.Dont miss this rare opportunity to own a trophy property on Sombrero Isle!Video tour https://tinyurl.com/114Calle

$6,700,000
Marathon
Sunrise Isle   - MM: 50.00
5 Bed, 5 Baths, 3,415 SqFt Days Listed: 141
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift106ft.Concr

Nestled on the exclusive, gated island of Sunrise Isles in Marathon, Florida Keys, this magnificent new construction oceanfront estate redefines luxury living. With only 20 residences on this private island, youll experience a rare blend of privacy and community, surrounded by the serene beauty of the Keys. This exquisite 5-bedroom, 4-bathroom residence spans 3,415 square feet of meticulously crafted living space, designed to capture stunning ocean views from every angle.Set on over 20,000 square feet of prime waterfront land, the property features 110 feet of sandy beach oceanfront shoreline and an additional 110 feet of protected dockage outfitted with a 20,000LB lift along a private canal ideal for boating enthusiasts seeking convenient, safe access to open waters. The open-concept floor plan seamlessly connects a gourmet kitchen, spacious dining, and living areas, with floor-to-ceiling windows that flood the home with natural light and offer unobstructed views of the Atlantic.Outdoor amenities include a resort-style pool with water features and a relaxing jacuzzi, creating a true island oasis for entertaining or unwinding. Each bedroom is designed with an en-suite bathroom for the utmost privacy, while the primary suite serves as a luxurious retreat with panoramic views, a spa-inspired bathroom, and a custom walk-in closet.This one-of-a-kind property in Sunrise Isles is the ultimate Florida Keys sanctuary, where privacy, luxury, and coastal beauty come together in perfect harmony. Just 1/2 mile from stunning Sombrero Beach. Shopping, dining, and Marathon Airport private airstrip within a few miles of the home. Dont miss the rare opportunity to own your piece of paradise in the beautiful Florida KeysModel home available for preview showings. Take advantage and choose your finishes and decors prior to completion. Seldom are new construction residences offered in the Florida Keys, reach out for a private model home tour and additional details.

$7,164,000
Marathon
Woodburns Subdivision   - MM: 49.50
4 Bed, 4 Baths, 3,212 SqFt Days Listed: 36
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Other Dockage92ft.

Two Waterfront Homes on Four Open Water Gulf-Front Lots - A Rare Opportunity1401 51st St & 1235 51st Gulf St, Marathon, FL 33050, are being sold together as a unique waterfront compound offering breathtaking open water views, privacy, and endless possibilities. This package includes two stilted homes totaling four bedrooms, four bathrooms, and a guest suite and more, along with a newly built three-bay garage featuring two hydraulic car lifts and a 42-foot-long bay within a 1,211 sq. ft. concrete bunker constructed in 2015.Situated on over 55,000 square feet of uplands, the property provides ample space for a private estate, rental investment, or development opportunity. It is not on SFA, and building rights are available for purchase if expansion is desired. A deep-water dock is already in place, with approximately 575 feet of shoreline offering additional dockage potential.This gated and fully fenced compound is surrounded by lush, mature tropical landscaping, creating an unparalleled sense of seclusion. Motorized drive-through gates on both ends provide access to a beautifully maintained property featuring meandering pathways, a coral-cut shoreline, and a firepit at the waters edge. Two small uninhabited islands just offshore add to the unique charm of this exceptional retreat.Located in the heart of Marathon, this property combines privacy, convenience, and direct boating access. Whether you are looking for a private family compound, an income-producing investment, or a coastal sanctuary, this offering is truly one of a kind. See properties listed separately in mls#613880 and mls#613879

The information being provided by the Florida Keys MLS is exclusively for consumers' personal, non-commercial use, and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed accurate by the MLS. Data last updated on 04-01-2025.
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