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Marathon Homes for Sale, Single Family Houses, MLS Home Listings

Looking for homes for sale in Marathon in the Florida Keys?  Its central loction within the Florida Keys real estate market and the great attractions and abundance of restaurants in the area makes it a consistently popular destination for purchasing real estate.  Properties in Marathon attract buyers who are looking for an integration of a secluded Florida Keys lifestyle with the convenience of having a wealth of stores, eateries, and other establishments nearby - an element that many areas in the Keys lack.  Single family houses for sale in Marathon can be found both inland and waterfront, in popular neighborhoods like Key Colony and Buttonwood Acres, throughout the Marathon MLS.

Total Listings 170
Order By:

$325,000
Marathon
Parrish Subdivision   - MM: 48.00
2 Bed, 2 Baths, 964 SqFt Days Listed: 168
-6.88% ($24,000) 1 Price Change : Last Change 23 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Fantastic Investor Opportunity or Employee Housing in this conch house in Marathon in need of a little TLC. Fenced in yard with room to park multiple vehicles. Home has 2 front entrances and a split floorplan, giving the home some unique possibilities. Waterview possible if a new stilted home is built on the lot in the future. Great opportunity for the right buyer, set up your showing today!

$439,000
Marathon
Key Colony Subdivision   - MM: 53.00
2 Bed, 2 Baths, 728 SqFt Days Listed: 33
Half Duplex - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Charming 2/1 Half Duplex in Marathon, FL - Prime Location! 🌴 Florida Keys!This nicely remodeled 2-bedroom, 1-bath half duplex is the perfect long-term rental investment, or personal retreat. Located in a 7-night rental zone, it offers strong income potential and is one of the most affordable 2-bedroom homes in Marathon. Built with concrete block construction, a metal roof, and impact windows, this home is built to last. The tropical yard is filled with fruit trees and has plenty of space for a garden, plus a storage shed for all your outdoor gear. With ample parking, theres room for cars, boats, or a small RV.This home is in a prime location, just a short walk to restaurants, shopping, a pharmacy, and other conveniences. The Gulf of America is only steps away, offering serene waterfront views. For boating and fishing enthusiasts, the city boat ramp is just minutes away, providing easy access to both the Atlantic and the Gulf. Whether youre into world-class fishing, diving, or snorkeling, this home puts it all within reach. Dont miss this chance to own a turnkey Keys retreat at an unbeatable price--call today for a showing!

$455,000
Marathon
Key Colony Subdivision   - MM: 53.00
1 Bed, 1 Baths, 690 SqFt Days Listed: 325
-9.00% ($45,000) 4 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Fully remodeled 1/1 CBS home in the Florida Keys. Tile flooring throughout, SS appliances, washer/dryer, impact windows and doors, tankless water heater. Marathon allows rentals as little as 7 days. Fenced backyard with screened porch for privacy and entertainment, BBQ area and plenty of parking in front and on side of property with a pull through front and rear gate to facilitate boat and trailer parking. Close to shopping, restaurants and boat ramps. No Association. Come enjoy the Keys lifestyle!!

$475,000
Marathon
Little Venice   - MM: 53.00
2 Bed, 2 Baths, 875 SqFt Days Listed: 113
-4.98% ($24,900) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Original Keys Conch House! BUILT TO LAST! They dont make them like this anymore! Just think of all the history this adorable conch home has but with all the modern conveniences of a remodeled property with granite counter tops, full backsplash in kitchen and high impact windows! Central location with easy walking distance to restaurants, churches and shopping. Easy installation of fencing and landscaping will make it your own private sanctuary and give space for the kiddos and pets to play. This is a versatile property that would work great for the first time home buyer, investor, work force housing or the snow bird who wants a sunny Keys getaway! Easy to assume flood policy, a breeze to show. Get into your new Keys home today! Ask me about the City grant or Home Town Heros program that helps buyers get into their forever homes!

$495,000
Marathon
Knights Key Village   - MM: 47.00
3 Bed, 3 Baths, 1,215 SqFt Days Listed: 179
-13.16% ($75,000) 4 Price Changes : Last Change 2 Days Ago
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

This 3 bedroom 2 bath stilt home with ocean views and views of the seven mile bridge. This 1/2 duplex is only attached by the deck there are no adjoining walls.

$525,000
Marathon
Puerta Del Sol   - MM: 50.50
3 Bed, 3 Baths, 1,040 SqFt Days Listed: 155
-5.41% ($30,000) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Concrete 3 bedroom, 2 bathroom home with a great back yard, fully fenced and pet friendly. Newer metal roof.

$529,000
Marathon
Grassy Key   - MM: 58.90
2 Bed, 2 Baths, 874 SqFt Days Listed: 13
Half Duplex - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Welcome to 57538 Bailey St! This tastefully decorated 2-bedroom home is a gem. The modern kitchen features stainless steel appliances, including a dishwasher, microwave, and range. Upstairs, enjoy the convenience of central A/C and an in-unit washer/dryer. The downstairs area is a tropical oasis, complete with a fenced yard, tiki hut, hot tub, and cozy sitting area--perfect for entertaining. Nestled just a short drive from Marathons vibrant offerings: Shopping, aquatic adventures, and dining options. To explore this inviting property in person, call today!

$539,900
Marathon
Little Venice   - MM: 53.00
2 Bed, 2 Baths, 832 SqFt Days Listed: 57
Single Family - Contingent - Waterfront No
Side of Island: Ocean - Dockage: None

What a lovely island escape! This updated and oh-so-charming Marathon bungalow is ideally located near everything that makes the Florida Keys magical--world-class diving and fishing, scenic kayak trails, pristine state parks, gorgeous beaches, and, of course, legendary tiki bars.Designed for easy living from Day 1, this solid concrete home features newer roof, windows, and AC units, plus a beautifully renovated kitchen and bath, a spa, and the convenience of onsite laundry. Fully furnished and completely turnkey, its an active vacation rental with glowing reviews--giving you the flexibility to enjoy it yourself or let it generate income effortlessly.Whether youre looking for a laid-back island retreat or a savvy investment, this low-maintenance property is ready to welcome you to island life!Buyer to verify all information.

$549,000
Marathon
Reimanns Subdivision   - MM: 51.00
4 Bed, 4 Baths, 1,575 SqFt Days Listed: 155
-15.41% ($100,000) 4 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Seller will consider all offers! Dont miss this opportunity with a variety of potential uses. Currently, this duplex has two units, the seller would retain one of the building to convert the property to a single-family home. 4 bedrooms and 3 bathrooms. This would make a great vacation rental or employee housing with lots of room for parking and boat trailer storage. Currently the property is used as a duplex and offered for sale MLS #611845 as-is. To convert the property to single family, contact the city of Marathon for details. There is an area that would make a great hallway joining the units inside which is shown on the floor plan.

$550,000
Marathon
Keys Rv/mobile Home Condomini   - MM: 50.50
2 Bed, 2 Baths, 480 SqFt Days Listed: 56
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 30ft.

Incredible opportunity to own a piece of paradise! This waterfront 2 bedroom 1 full bathroom is move in ready. Spacious kitchen with plenty of storage, open floor plan perfect for entertaining. Under house parking and plenty of room for kayaks, grilling, complete with a dock. Wonderful community with community boat ramp, several laundry rooms, oceanside picnic areas, club house, and pet friendly! Oceanfront pavilion where you can enjoy the ocean breeze or watch a sunrise! Perfect for a home away from home or year round living. Enjoy fishing, boating, kayaking, right in your back yard or a take a quick boat ride to the ocean! Newer a/c (2022), impact windows & door.

$560,000
Marathon
Lida Subdivision   - MM: 51.50
2 Bed, 2 Baths, 675 SqFt Days Listed: 5
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Beautifully maintained 2-bedroom, 1-bath home ideally situated in the heart of Marathon in the Florida Keys. The custom kitchen features elegant white cabinetry, granite countertops, a convenient breakfast bar, and stainless steel appliances--perfect for entertaining or enjoying a quiet morning at home.Step outside to a spacious backyard with plenty of room to design your own tropical oasis or add a pool. This inviting cottage blends comfort, style, and island living in one of the most desirable locations in the Keys.

$562,000
Marathon
Mead Subdivision   - MM: 49.50
3 Bed, 3 Baths, 1,396 SqFt Days Listed: 10
Single Family - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

This Mid-Twentieth Century find is perfect for a growing family with its open floor plan and large yard. Updated HVAC (2021), covered parking, and a storage shed offer convenience and peace of mind. The casual design of this home allows for relaxing in the open living area or spreading out in the yard with games and toys while you barbecue. Clean white cabinetry with generous storage adds to the function of the centrally located kitchen. Unique wooden ceiling in the living area adds to the character and charm of the home. Perfectly situated just minutes from Marathons shops and local dining spots.

$580,000
Marathon
S Marathon Shores   - MM: 52.50
2 Bed, 2 Baths, 1,248 SqFt Days Listed: 15
Single Family - Contingent - Waterfront No
Side of Island: Ocean - Dockage: None

Charming and functional, this 1,248 sq ft 2-bedroom + den, 2-bath home offers a comfortable layout in a great central location. The open living, dining, and kitchen area creates an easy sense of flow, and the den provides flexible space for a home office, hobby room, or guest area. There are two full baths, each with a walk-in shower, plus a dedicated laundry room and generous storage throughout. A nice-sized screened porch extends the living space and offers a relaxing spot to enjoy the outdoors. Outside, the fully fenced yard is neatly maintained and includes a workshop/storage shed. With a metal roof and a well-kept feel throughout, this home is a solid choice for full-time living or those looking to simplify without compromise.

$590,000
Marathon
Little Venice   - MM: 53.00
3 Bed, 3 Baths, 1,098 SqFt Days Listed: 93
-3.12% ($19,000) 2 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Located on a desirable CORNER LOT in Little Venice, Marathon, this beautifully updated 3-bedroom, 1-bathroom home is an excellent opportunity for a local family in the Middle Keys or anyone seeking a second home or investment property in the Florida Keys.The home has been extensively renovated, with all spalling work completed, offering peace of mind for years to come. A new asphalt shingle roof was installed in 2020, and a fully permitted 240 sq ft addition for a new bedroom and new HVAC split units ensure comfort all year long. The corner lot provides ample parking space and additional storage.Inside, the home has been freshly painted and features a combination of tile and vinyl flooring, offering a clean, modern feel. Windows have been recently upgraded, paired with accordion shutters, the home is filled with natural light, creating a bright, welcoming atmosphere throughout. This home is truly turn key, ready for its next owner!

$590,000
Marathon
S Marathon Shores   - MM: 52.50
3 Bed, 3 Baths, 1,075 SqFt Days Listed: 45
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Nestled in a desirable neighborhood, this charming 3BD/2BA ground-level concrete home offers comfort. The open-concept floor plan is ideal for both relaxing and entertaining, featuring an updated kitchen with stainless steel appliances, a newer water heater, new mini split a/c units and newer roof.Step outside to your spacious fenced-in backyard, offering plenty of room for a pool. A large storage shed provides extra space for all your gear. Enjoy an ocean view from the street!Conveniently located close to great restaurants and shopping, this home is a rare find.

$595,000
Marathon
Sunset Bay   - MM: 56.00
3 Bed, 3 Baths, 1,056 SqFt Days Listed: 541
-8.46% ($55,000) 2 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Charm and Comfort in Grassy Key - Your Slice of Paradise Awaits! Discover the perfect blend of cozy living and Florida Keys flair with this delightful 3-bedroom, 2-bath haven situated in the serene Sunset Bay community at Mile Marker 56. With a total interior livable area of 1,056 sqft, this single-family residence provides a quaint and comfortable retreat. Enter inside to a space bathed in natural light, featuring cathedral ceilings and a sought-after split bedroom design for optimal privacy. The heart of the home is adorned with granite counters that offer a sleek and modern touch to the well-appointed kitchen. A dedicated laundry room adds to the convenience factor. Each of the three bedrooms is a sanctuary of peace, promising a restful nights sleep after a day of island adventures. The two full bathrooms are meticulously maintained, providing both comfort and function. Unwind on the patio, the ideal spot for sipping your morning coffee or hosting casual get-togethers. While this home isnt waterfront, youre never too far from the ocean or bay in Grassy Key, with ample opportunities to enjoy the water nearby. Rest easy with central heating and air ensuring your comfort year-round, and a durable metal roof overhead. Parking is a breeze thanks to a carport, with a lot size of 6,098 sqft, youll have just enough green space to enjoy without the upkeep of larger estates. Ready to make your Keys dream a reality?

$599,000
Marathon
Crains Subdivision   - MM: 58.00
2 Bed, 2 Baths, 864 SqFt Days Listed: 66
-4.16% ($26,000) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

PRIVATE, ELEVATED/ABOVE FLOOD, AND SURROUNDED BY NATURE--YOUR PARADISE AWAITS!Tucked away at the end of a quiet street in Grassy Key, this elevated home offers privacy, tranquility, and a breathtaking natural backdrop with protected conservation land surrounding you. Just minutes from Marathon, youll love the peaceful sounds of nature while still being close to all the BEST shops and restaurants in the Middle Keys.Situated on a spacious 7,500 sq. ft. lot, this 2-bedroom, 2-bathroom home boasts a METAL roof (installed in 2018) and a freshly updated driveway with new rock & mulch beds. Theres ample space for multiple vehicles, as well as boats, trailers, or even an RV. Covered parking beneath the home adds extra convenience along with a separate enclosed storage area.Ascend the staircase and take in the open side patio, perfect for enjoying the sunshine & island breezes. The expansive enclosed front porch, accessible from the side patio, living room and kitchen areas, provides the perfect spot to relax & unwind ALL YEAR long.Inside, the spacious living room seamlessly flows into the well-appointed kitchen, which features ample cabinetry, generous counter space, a GAS range and sliding doors that open to the patio--perfect for indoor-outdoor living. The OPEN CONCEPT design leads to a hallway that connects the guest and main bedroom areas, creating a natural flow & separation throughout the home.Recent updates include new light and fan fixtures in the bedrooms & living area, as well as freshly painted rooms throughout. The flooring has also been updated, with brand-new carpet in the guest bedroom and stylish wood plank vinyl flooring in the living and kitchen areas.Just a short walk away, youll find Sunset Bay Park, a scenic waterfront community park known for its vibrant wildlife and easy access to nearby bike trails.This peaceful & natural retreat is the paradise youve been searching for--schedule your showing today, before its too late.

$599,000
Marathon
Reimanns Subdivision   - MM: 51.00
2 Bed, 2 Baths, 768 SqFt Days Listed: 146
-7.70% ($50,000) 3 Price Changes : Last Change 35 Days Ago
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

We absolutely love this 2/1 POOL HOME located in the heart of Marathon! It has it all! OCEAN VIEWS! PRIVATE 12 X 24 IN-GROUND POOL! PRIVATE HOT TUB! HOT/COLD OUTDOOR SHOWER! 5438 SF HOMESITE, FULLY FENCED for privacy & perfect for entertaining! Its beautifully decorated with a beachy theme and ready for you to move right in! A wide variety of fruit producing banana, starfruit, mango, orange, cherry trees & coconut palms adorn the yard! Airport and boat ramp close by! It is truly a MUST SEE! Call now for a free tour!

$599,995
Marathon
Little Venice   - MM: 53.00
2 Bed, 2 Baths, 1,096 SqFt Days Listed: 47
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

NOT a Trailer - CBS Construction *** GREAT PROPERTY** in the Heart of Little Venice Marathon. 2/1 Brand New with Permits all permits closed. No HOA - 7 day Min Rental Restriction. Ready to be sold! Send serious offers ONLY. Easy to show, with Appointment as its Tenant Occupied. DO NOT walk around the property.

$600,000
Marathon
Little Venice   - MM: 53.00
3 Bed, 3 Baths, 1,040 SqFt Days Listed: 182
-14.16% ($99,000) 5 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Great location in Marathon! Low Insurances- Wind- $4158.42, Flood- $ 531, Home Owners- $ 1645.78. Enjoy a short stroll to nearby restaurants, shops, fishing, attractions, water views, and more!! Imagine waking up to the sound of seagulls and owning a Florida Keys stilted Category 5 rated modular home built in 2015 in the Little Venice Subdivison ! This 3 bedroom, 2 bath home features Hurricane Impact Windows and Doors, Metal newer roof, Hardiboard siding, Stainless appliances, completely tiled interior, granite counters, and more! The columns are stucco, there are pavers underneath, and a 13 x 4 covered porch off of the kitchen This is the perfect opportunity to own a vacation retreat, investment opportunity, or primary residence. The completely fenced yard offers covered parking for up to 4 vehicles, and wonderful outside living space. Dont miss out on making this beautiful Florida Keys house your new home, and begin enjoying the Florida Keys Lifestyle!!

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 04-18-2025.
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