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Mile Marker 50 - 60 homes for Sale in the Florida Keys Real Estate

Total Listings 145
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$936,000
Marathon
Coco Plum   - MM: 54.60
6 Bed, 6 Baths, 2,072 SqFt Days Listed: 16
Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Excellent opportunity for those looking to purchase workforce housing units for their employees or for those investors looking to purchase rental property in the Keys. This property is a being sold as a full duplex. Each side is a 3 bedroom 2 bath 1,036 sq ft with covered parking. The property is deed restricted for affordable housing and must follow HUD rental guidelines and early evacuation restrictions. There are (3) full duplex properties for sale. 83 Coco Plum, 85 Coco Plum and 225 Pescayo. Purchase one duplex or all three. Construction completion is estimated to be finished by April 2025

$936,000
Marathon
Coco Plum   - MM: 54.60
6 Bed, 6 Baths, 2,027 SqFt Days Listed: 16
Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Excellent opportunity for those looking to purchase workforce housing units for their employees or for those investors looking to purchase rental property in the Keys. This property is a being sold as a full duplex. Each side is a 3 bedroom 2 bath 1,036 sq ft with covered parking. The property is deed restricted for affordable housing and must follow HUD rental guidelines and early evacuation restrictions. There are (3) full duplex properties for sale. 83 Coco Plum, 85 Coco Plum and 225 Pescayo. Purchase one duplex or all three. Construction completion is estimated to be finished by April 2025

$936,000
Marathon
Coco Plum   - MM: 54.60
6 Bed, 6 Baths, 2,072 SqFt Days Listed: 17
Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Excellent opportunity for those looking to purchase workforce housing units for their employees or for those investors looking to purchase rental property in the Keys. This property is a being sold as a full duplex. Each side is a 3 bedroom 2 bath 1,036 sq ft with covered parking. The property is deed restricted for affordable housing and must follow HUD rental guidelines and early evacuation restrictions. There are (3) full duplex properties for sale. 83 Coco Plum, 85 Coco Plum and 225 Pescayo. Purchase one duplex or all three. Construction completion is estimated to be finished by April 2025

$949,000
Marathon
Little Venice   - MM: 53.00
2 Bed, 2 Baths, 1,038 SqFt Days Listed: 76
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift120ft.

Welcome to your 2-bedroom waterfront sanctuary at 11282 2nd Ave Ocean, where you can enjoy the tranquility of coastal living. This fully remodeled retreat features an impressive 160-FOOT DOCK Equipped with a 17,000 LB. Boat Lift, making it an ideal investment opportunity or the perfect home youve always envisioned in beautiful Marathon, Florida. Step inside to discover an expansive master suite designed for ultimate relaxation, featuring a spacious bedroom and a luxurious en-suite bathroom. The heart of the home is the beautifully appointed kitchen, complete with granite countertops and stainless steel appliances. Nestled along a Flow-Through canal, this property offers unmatched access to the Atlantic in just 2 minutes and the Gulf in 5 minutes, making it a prime location for world-class fishing and diving adventures. As a fully furnished and turnkey property, you can move in seamlessly or start generating rental income right away. The outdoor living space invites you to relax on the patio, complete with accordion shutters and a hot tub, perfect for unwinding after a day on the water. For those who love to explore, bikes and kayaks are included, allowing you to fully embrace the outdoor lifestyle. Centrally located in the heart of Marathon, youll find dining and entertainment options just moments away, enhancing the convenience of this delightful home. With ample parking available, hosting guests or accommodating family is a breeze. Additionally, the adjacent house is also for sale, providing a unique opportunity to own two properties right next to each other. This property not only offers a solid rental history, making it a fantastic investment in a high-demand vacation rental market, but it also presents an opportunity to create your personal slice of paradise. Dont miss out on this chance to experience waterfront living in the Florida Keys

$949,000
Marathon
Venice   - MM: 52.00
3 Bed, 3 Baths, 1,512 SqFt Days Listed: 140
Single Family - Contingent - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Davits,Davit Pads60f

Check out this HANDYMAN Special! Have you been looking for the perfect investment property ~ dreaming of creating your next Florida Keys escape/second home or weekly vacation rental property, or all of the above? This property is priced As-Is with remodel quotes of $150K for all the spalling work and $486K total for the home remodel, new pool, new dock & tiki hut (From a local contacting company.)This split level CBS home is situated on a large lot iwith 60 ft of water frontage and is located in the most family friendly neighborhood in Marathon. You will love the Quick and Easy Gulf & Ocean (via Vaca Cut or 7 mile bridge) and being centrally located to all the best that Marathon has to offer; shops, restaurants and park/beaches. Community Boat ramp is close by with bike paths for ease of access. Located close to the airport. This property needs TLC and will be perfect for someone ready to put forth the effort and turn this property into an amazing legacy for the future!Call today for questions and inquiries. House is sold as-is and no repairs will be done.

$975,000
Key Colony
Key Colony Beach   - MM: 53.50
3 Bed, 3 Baths, 1,184 SqFt Days Listed: 58
-7.14% ($75,000) 2 Price Changes : Last Change 9 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 30ft.

Welcome to your Key Colony Beach Escape, a beautifully maintained waterfront 3-bedroom, 2-bath half duplex in the desirable Key Colony Beach. All new impact windows and doors throughout. This charming home features 30 feet of concrete dockage, fish cleaning station, tiki hut, fresh paint, new furniture, and smart TVs in every room. The open-concept living area flows seamlessly into the fully equipped kitchen, complete with a breakfast bar and dining table for six. If you are looking for an investment property, this is it! Active vacation rental with needed licenses and passed inspections ready to be transferred. Enjoy easy access right down the street to the exclusive Cabana Club, with beach and pool privileges just a short walk away. Located near parks, fishing, golf, and local restaurants. Dont miss the opportunity to own this stunning property in the Gem of the Florida Keys!

$980,000
Marathon
Little Venice   - MM: 53.00
2 Bed, 2 Baths, 900 SqFt Days Listed: 211
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 55ft.

Updated cottage in Charming Little Venice named for its canals and quaint bridges. New impact windows and doors, new roof, A/C and freshly painted! located on a clear blue canal seconds from the Ocean, just one street away. Vacation Rental licensed for income!

$985,000
Key Colony
Key Colony Beach Botel   - MM: 53.50
2 Bed, 2 Baths, 1,290 SqFt Days Listed: 37
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 40ft.Concrete

Here it is, your updated 2-bedroom, 2-bath single-family home in Key Colony Beach! This island home offers exceptional value with light-filled, airy interiors and a move-in-ready design--no projects needed here. The open-concept living area flows seamlessly to an outdoor retreat, perfect for relaxing or entertaining while watching a gorgeous sunset. Boaters will love the 40-foot dock with easy ocean access, making fishing, diving, snorkeling and waterfront adventures effortless. The Cabana Club is a private pool and beach club, you and your guests will enjoy. Plus you will be able to continue this membership! For those seeking an investment opportunity, 7-day vacation rentals are permitted. If youre considering a half-duplex, this single-family home is worth a closer look. Whether youre after a winter escape, weekend getaway, or full-time residence, this property delivers comfort, convenience, and classic island charm in one of the Florida Keys most desirable locations. Key Colony Beach, the GEM of the FL Keys!

$989,000
Marathon
Lida Subdivision   - MM: 51.50
3 Bed, 3 Baths, 1,298 SqFt Days Listed: 113
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

This 3-bed, 2-bath CBS concrete home, just 3 years old, features custom stonework, impact windows & doors, and upscale finishes throughout. While not on a canal, enjoy breathtaking ocean views from the elevated terrace. With high-end appliances, energy-efficient systems, and close to dining and shopping, this home offers Keys living without the waterfront price.

$997,000
Marathon
Lida Subdivision   - MM: 51.50
4 Bed, 4 Baths, 1,768 SqFt Days Listed: 101
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Currently in all of Marathon, Duck Key & Key Colony there is no other New Construction Single Family available below $2,999,000 besides this Brand New 4 Bed, 3 Bath, 1786 sqft living Concrete Built Above Flood Home, built by the local & well respected Design Center, This home features poured solid concrete 16x16 columns plus an Energy Efficient Seamless Metal Roof, ALL Hurricane Impact Windows & Doors, Pre-Cast Concrete Floors allowing for no center columns, which maximizes usable parking & store below the home, Spray Foam Insulation along with a High Efficiency 4 Ton A/C System, Modern Staircase & Rails & even an Electrical Sub Panel Box to easily plug your generator right into. Step inside & find Maintenance Free Wide Plank Luxury Vinyl Flooring thru out the home, 8FT High Interior Doors, 9FT Ceilings, 5 1/4 Baseboards, Led Recess Lighting, Modern Fans in each Bedroom & the Living Room, an Open Kitchen with Shaker Soft Close Wood Cabinets with Crown Molding & Hardware including 42 Uppers, Quartz Countertops including a Large 1 level island, a Tile Backsplash, Pendant Lighting, a Full Stainless Steel Appliance Package & Modern Single Sink & Faucet. All 3 bathrooms feature Designer Tiled Floors, Custom Tiled Showers with the Primary & 1 Guest Bath having Frameless Glass Enclosures & the 2nd Guest having a Tub/Shower Combo. They all have Wood Vanities with Quartz Counters, Modern Vanity Lighting & Mirrors, Modern Faucets & Toilets. There is a fully functional Laundry Room with Washer & Dryer Hookups off the Front Entry. Home is centrally located in the heart of Marathon on a quiet street. Builder is expected the home to be completed by March or April of 2025. Home comes with a 1-year Builders Warranty. Please note that some of the renderings show upgraded fixtures/finishings, which are not included cut can easily be added for additional costs.

$999,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
2 Bed, 2 Baths, 960 SqFt Days Listed: 103
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 37ft.

Paradise found! You will fall in love with everything this ABOVE FLOOD TURN-KEY waterfront half duplex has to offer....situated in a prime location in renowned Key Colony Beach. Steps from the GOLF clubhouse, TENNIS/pickle ball courts, trailer storage area and only a quick boat ride to the Ocean or Gulf side (via the Vaca Cut). This CBS built 2 bed/ 2 bath home comes with your very own backyard POOL oasis and well maintained 37.5 Ft. CONCRETE dock. Privacy fencing and an expensive shaded LANAI make this home the perfect place to enjoy all the ocean breezes that surround you. Other notable features include; a METAL roof, IMPACT windows and doors, HIGH cathedral ceilings with character and a modern coastal kitchen with stainless steel appliances and stone counter tops. LOW insurances and plenty of room to park multiple cars and storage area under the home. Enjoy the bike/walking paths with a quick ride to sunset park. Island is very safe and family friendly. This property is currently a vacation rental and will make a great second home/primary home or investment property. Call today, because with so many PERKS under $1M, this property will NOT last!!!

$1,059,000
Marathon
Sea Air Estates   - MM: 52.00
2 Bed, 2 Baths, 1,003 SqFt Days Listed: 107
-3.64% ($40,000) 1 Price Change : Last Change 41 Days Ago
Half Duplex - Contingent - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: 375ft.Cut/Natural

This stunning property is a meticulously crafted half duplex featuring two bedrooms and two bathrooms. Built for the homeowner rather than as a spec home, no expense was spared in the design and renovations, ensuring a high level of quality throughout. The home boasts a durable concrete structure with a metal roof and impact windows for added safety and energy efficiency. The interior showcases beautiful shiplap siding that adds character and charm. The landscaped yard is thoughtfully designed, featuring a serene water feature in the heated and chilled pool, creating a tranquil outdoor oasis. A double swing gate on the side enhances accessibility and privacy, while the fenced yard offers security and space for outdoor enjoyment. For those who love the water, the property is situated on a deep water canal, complete with a 37.5 ft seawall made of cap rock concrete. The dock features a fish cleaning station, swim ladder, bumpers, dock posts, and lights, and is permitted for a 7K boat lift with power, water, and lighting. The lower level includes a storage area, providing practical space for all your boating and fishing gear. Inside, the home features window treatments on all windows, adding privacy and style to each room. The kitchen stands out with a spacious granite island that seats six, stainless steel appliances, and ample cabinet space. Recessed lighting throughout creates a warm ambiance, while double insulated and soundproof walls ensure comfort and tranquility. This property allows for 7-day rentals, making it an attractive investment opportunity. With its custom finishes and thoughtful details, this home beautifully combines luxury and functionality, making it an ideal choice for those seeking a vibrant waterfront lifestyle.

$1,090,000
Marathon
Gulfstream Village   - MM: 52.00
3 Bed, 3 Baths, 1,056 SqFt Days Listed: 91
Single Family - Contingent - Waterfront Yes
Side of Island: Ocean - Dockage: 45ft.

Location, Location, Location! This beautiful single-family home offers the ultimate Keys lifestyle, featuring 3 bedrooms and 2 bathroom east-facing views that promise spectacular sunrises and shaded afternoons.Property Highlights:Prime Waterfront Access: Located just 7 houses from the ocean on a deep canal, this home includes a 45-foot dock, providing easy access to the Atlantic Ocean and the Gulf of Mexico for all your boating adventures.Move-In Ready & Furnished: This property is an ideal primary residence, second home, or vacation rental.Downstairs Entertainment Area: The spacious downstairs area is perfect for cooking, entertaining, and relaxation. Enjoy the luxurious seven-person spa while taking in the best of the Florida Keys lifestyle.Modern Features: Recent updates include a 2021 central AC, a privacy fence, and an eight-camera Swann security system. Other features include a 2018 metal roof, vinyl siding, and 2017 stainless steel kitchen appliances.This home truly embodies your paradise in the Keys, combining exceptional location and lifestyle with modern amenities. Dont miss your chance to own this slice of heaven! Schedule a tour today!

$1,100,000
Marathon
Key Colony Subdivision   - MM: 53.00
3 Bed, 3 Baths, 1,275 SqFt Days Listed: 82
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift75ft.Concre

Welcome to 11300-1st Avenue Gulf. This 3 bedroom 2 bathroom single family, ground level, canal front home offers open water access to both the Gulf and the Atlantic Ocean, and a screened in, heat optional, 8x18 in ground pool. Open floor plan, master bedroom has ensuite bathroom, outdoor screened patio dining area next to pool. Conveniently located near great restaurants, post office, shopping. Call for more information and schedule a viewing of this home. Priced to sell!

$1,100,000
Marathon
Grassy Key   - MM: 58.90
3 Bed, 3 Baths, 1,509 SqFt Days Listed: 6
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Dock Privileges,Boat

This place has it all! Open water views can be yours at this Ocean Front A-Frame in private Lions Lair of Marathon. Outdoor Amenities include a pool, dockage for boats of 25 and under, boat ramp, tiki hut, boat trailer storage, clubhouse, and a paved path out to the jetty point. The Ocean Views greet you as you walk in this well built half duplex with impact windows and doors, 3 bedrooms, 2 baths and an office loft bonus space. Large outdoor deck that is perfect for morning coffee or an evening cocktail while enjoying the view. This is one of the premiere locations in Lions Lair offering the most privacy and convenient location to the marina and amenities. Association fees are only $1500 per year and no rentals are allowed, so you do not have to worry about being surrounded by noisy vacation rentals. Truly a unique and well built home in a hard to beat location, book your showing today!

$1,149,000
Marathon
Little Venice   - MM: 53.00
2 Bed, 2 Baths, 1,090 SqFt Days Listed: 37
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 100ft.

Charming Waterfront Cottage in Little Venice. This beautifully updated 2-bedroom, 2-bathroom conch cottage is located in the highly desirable Little Venice neighborhood of Marathon. Perfectly situated on clear, deep, flow-through canals on two sides, the property offers approximately 100 feet of dock space, accommodating up to three boats. With easy access to Vaca Cut, the Atlantic Ocean, and the Gulf of Mexico in just five minutes, this home is a true fishermans and divers dream.The home has been tastefully updated with impact windows, a durable metal roof, sleek blinds, and stainless steel kitchen appliances. The thoughtful design includes a garage and off-street parking for added convenience. Whether youre relaxing on the water or heading out for an adventure, this home is perfectly positioned in the heart of Marathon, close to local attractions. Its just an hour away from the vibrant nightlife, fine dining, and airport in Key West, and a two-hour drive to Miami and Fort Lauderdale.Licensed as a vacation rental and with a strong rental history and future bookings available, its an excellent investment opportunity as well as a private retreat. Contact us today to learn more about this stunning waterfront gem!

$1,149,000
Key Colony
Key Colony Beach Yacht   - MM: 53.50
2 Bed, 2 Baths, 990 SqFt Days Listed: 84
-6.96% ($86,000) 1 Price Change : Last Change 2 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Assigned Dock,Boat R

This beautifully remodeled half duplex offers an escape right on the widest canal in Key Colony Beach! Enjoy an electric screened in porch equipped with water misters or relax in your salt water heated or chilled pool. Unobstructed views to a generous 200 ft of canal, youll have access to both the Ocean and Bay from your finger slip dock with 18,000 LBS boat lift. Inside discover a fully furnished space 2/2 with extra bonus sleeping areas, allowing this property to easily host 8-10 people. Fully remodeled with impact windows/doors for peace of mind. Just a quarter mile from pickleball courts, bocce ball, a playground, and dog park, adding to the convenience of this prime location. An incredible investment opportunity with all necessary rental licenses, street legal golf cart included!

$1,149,000
Marathon
Fat Deer Key   - MM: 53.00
4 Bed, 4 Baths, 1,740 SqFt Days Listed: 236
-4.17% ($50,000) 1 Price Change : Last Change 44 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Assigned Dock35ft.Co

Waterfront stilted newer construction home that combines modern luxury with the serene beauty of the Florida Keys. This 4-bedroom, 3-bathroom residence is priced under 1.2M. Inside, youll find a beautifully appointed living space, fully furnished and rental-ready. The kitchen features granite countertops, stainless steel appliances, and ample cabinet space. The open floor plan, accentuated by tile flooring throughout, makes it perfect for both relaxation and entertaining. The large master suite boasts a luxurious bath with a dual vanity, a huge walk-in closet, and an additional linen closet. Wake up to breathtaking sunrise views from the east-facing balcony that overlooks open waters. Outside, the property offers covered parking for four cars or space for trailers. The home also accommodates up to a 35 ft boat, making it ideal for boating enthusiasts. Community amenities include kayaks available for everyone to use, a resort-sized heated pool surrounded by comfortable lounge chairs and a charming thatched-roof cabana. The boat docks cater to the avid angler, while a sandy beach area invites you to unwind and soak up the tropical ambiance. Additional features include a newer A/C installed in 2020, a hot tub, a bait freezer, and window treatments throughout the home. The lush tropical landscaping enhances the vacation-like atmosphere. The homes metal roof and stilted design add to its durability and charm. With its excellent rental history and many repeat visitors, this property is a fantastic investment opportunity. The assumable flood policy under a favorable rate further adds to its appeal. Dont miss out on this exceptional property that combines luxury with the natural beauty of the Florida Keys. Contact us today to schedule a private tour and experience this tropical haven for yourself!

$1,175,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
3 Bed, 3 Baths, 1,923 SqFt Days Listed: 49
Half Duplex - Contingent - Waterfront Yes
Side of Island: Ocean - Dockage: 37ft.Concrete

Spacious and well maintained, this bright and airy half-duplex offers the functionality and feel of a single-family home, thoughtfully designed for comfort and versatility. Vaulted ceilings and abundant natural light enhance the inviting living spaces. A charming courtyard at the front of the home creates a welcoming entry, while the tropical backyard retreat features 37.5 feet of dockage with a 16,000-pound boat lift for quick and easy access to the Atlantic Ocean and Gulf of Mexico. Inside, the home includes three bedrooms and three full baths, with two of the bedrooms offering en-suite privacy. The expansive upstairs primary suite spans over 500 square feet and includes a balcony overlooking the canal--perfect for enjoying morning coffee or sunset views. This space could also be reconfigured into two bedrooms for those seeking additional accommodations. A second-level deck with both east and west exposures provides even more opportunities to take in the surrounding beauty. The third bedroom, currently used as an office/den, adds flexibility. Spotless, tidy, and thoughtfully appointed, this home captures the essence of Florida Keys living.

$1,199,000
Marathon
Venice   - MM: 52.00
3 Bed, 3 Baths, 1,562 SqFt Days Listed: 92
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: n/a

This stunning waterfront property is an ideal coastal retreat for those seeking both relaxation and adventure. Situated on a prime lot with easy access to the Gulf, the home boasts a 60 dock, perfect for boating enthusiasts. The dock includes 50-amp shore power, a fish-cleaning station, and a bait freezer, making it a fishermans paradise. Step outside into your private oasis. The highlight of the backyard is the oversized swim spa/pool measuring 8x12 feet, perfect for a relaxing soak or a refreshing swim. The pool is heated for year-round enjoyment, and theres also an outdoor shower to rinse off after a day on the water. A spacious screened-in porch allows for comfortable outdoor living, free from pests. For those who love to entertain, the property includes a tiki hut complete with a gas grill and plenty of seating for a laid-back barbecue.Home is sold rental ready with advanced bookings in place. Youll find no shortage of activities, with cornhole and beach equipment available for use. Spend your days lounging by the pool, fishing off the dock, or enjoying a game of cornhole with friends and family.

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 01-22-2025.
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