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Florida Keys Homes for sale in the price range of $300,000 - $400,000

All Florida Keys Listings $300K - $400K - Florida Keys Homes $300K - $400K - Florida Keys Condos $300K - $400K

Total Listings 9
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$310,000
Big Pine Key
Cahill Pines & Palms   - MM: 30.00
3 Bed, 3 Baths, 1,320 SqFt Days Listed: 8
PreConstructi - Active - Waterfront Yes
Side of Island: Ocean - Dockage: n/a

The price is for the lot AND permit. Pre-construction showing a picture of the modular that is permitted. Make your changes now before price increases with work conducted OR purchase the property with the permit and finish it on your own. *Approved ROGO Allocation and Active Building Permit as of February 25, 2025. Building permit is ready to be picked up. Permit number: SFDUP-2023-0113 is approved for a 1,320sq ft 180mph wind rated 3 bedroom 2 bathroom modular column raised Green Building Home with back porch and closed downstairs storage room. Central air and heat, metal roof, Hardi-board exterior siding and hurricane windows. Affinity Model ABS 2180.Enjoy the swimming canal with a floating dock and no need for additional dock permits. Includes a 1-year Manufacturer Warranty.Buyer to verify all details.

$325,000
Marathon
Parrish Subdivision   - MM: 48.00
2 Bed, 2 Baths, 964 SqFt Days Listed: 150
-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!

$329,000
Stock Island
Harbour Shores, Si   - MM: 5.00
2 Bed, 2 Baths, 737 SqFt Days Listed: 99
-8.36% ($30,000) 2 Price Changes : Last Change 2 Days Ago
Mobile Home - Active - Waterfront No
Side of Island: Ocean - Dockage: First Come Dock,Boat

Located in the peaceful and well-maintained Harbor Shores community on Stock Island, this 2-bedroom, 1-bathroom home presents an excellent investment opportunity. With low HOA fees that cover cable, sewer, and ground maintenance, this property is perfect for both seasonal and long-term rentals--or as a charming personal retreat. The home has been freshly repainted inside and out, offering a clean and welcoming atmosphere. New electrical outlets and an electrical panel have been installed in the main living areas, and the property has recently been tented, ensuring its well-maintained and ready for its new owner. With no immediate maintenance required, this home is move-in ready. Inside, the living area is bathed in natural light from large bay windows, creating a bright and airy atmosphere. A bonus laundry space adds extra convenience. The home also features off-street parking with a nicely paved driveway.Harbor Shores is a well-maintained, quiet community offering fantastic amenities, including the option to store your boat at the communitys first-come, first-serve dock for just $80 per month (available exclusively to owners). Additionally, the community provides a private boat ramp, making it easy to launch and retrieve your boat whenever you desire. With its close proximity to shops, restaurants, marinas, the Key West Golf Club, and all that Key West has to offer, this home is ideally located to enjoy the best of the Keys. Whether youre looking for a smart investment or a perfect place to call home, this 2-bedroom, 1-bathroom home is an opportunity you dont want to miss!

$374,999
Key Colony
Key Colony Beach Botel   - MM: 53.50
1 Bed, 1 Baths, 660 SqFt Days Listed: 15
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Key Colony Beach FL Keys Retreat - Vacation Rental Opportunity!Escape to paradise with this beautifully remodeled 1BR/1BA half-duplex in Key Colony Beach! This charming home is perfect for a personal getaway or an income-producing vacation rental, as short-term rentals are allowed.Featuring off-street parking for two cars, this home is easy to maintain and ideally located in one of the most sought-after communities in the Florida Keys. Enjoy boating, direct ocean and Gulf access, a full-service marina, fishing charters, waterfront dining, bars, and entertainment--all within walking or biking distance. Key Colony Beach also offers several parks, festivals, and year-round community events, ensuring theres always something happening. You literally could walk or ride your bike to just about anything you might need here! Had too much fun at Sparkys Landing or the Cabana Club?....No worries, its just a short walk on home!With no HOA fees, this property is a fantastic investment, whether youre looking for a permanent home, a seasonal retreat, or a rental income opportunity. One of the most affordable single-family homes in the area, this is your chance to own a piece of the Keys and let your home work for you while youre away!Dont miss out--schedule your showing today! 🌴☀️🏡

$379,000
Key Largo
Largo Gardens   - MM: 102.00
1 Bed, 1 Baths, 434 SqFt Days Listed: 34
-5.01% ($20,000) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: None

This charming conch cottage home is nestled in a prime location at the end of a quiet road, surrounded by beautiful, towering trees. With no possibility of future development on the neighboring land, youll enjoy complete privacy in this peaceful haven. Experience the charm of this home as it is now, with the option to easily build your dream home in the future. Owning a piece of paradise is within reach at an affordable price with this wood-frame single-family home featuring a durable metal roof.

$389,900
Key Largo
Key Largo Mob Homesites   - MM: 104.50
2 Bed, 2 Baths, 720 SqFt Days Listed: 150
-2.50% ($10,000) 1 Price Change : Last Change 2 Days Ago
Mobile Home - Active - Waterfront No
Side of Island: Ocean - Dockage: Dock Privileges,Othe

Attention Builders/Investors, Cash Buyers. Location, Location, Location! Build your custom home on this ROGO Exempt Oversized Corner Lot! Or remodel the existing Manufactured home. Only One Hour to Miami, Completely fenced in , plenty of room for Boat trailers, Campers and other vehicles. Great residential community close to John Pennecamp State Park, Restaurants, World Class fishing and diving in the fabulous Florida Keys, Own a piece of Paradise! Priced to sell! Private Boat Owners Park and boat ramp in close proximity. Membership required. Dont miss this great opportunity.

$399,000
Conch Key
Conch Key   - MM: 62.50
2 Bed, 2 Baths, 782 SqFt Days Listed: 237
-20.20% ($101,000) 6 Price Changes : Last Change 3 Days Ago
Mobile Home - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Welcome to 24 N Conch Avenue, nestled in the serene area of Conch Key. This charming 2-bedroom, 1-bath home is enclosed by vinyl and chain link fencing, ensuring safety for children and pets. The concrete driveway provides ample space for your vehicles, boat, or trailer. Relax and enjoy stunning sunset views from the spacious open patio. For your storage needs, an on-site utility unit offers a secure space for all your tools and toys. Convenience is at your doorstep with a general store just across the street. Located north of Marathon and Duck Key, this home offers an easier drive to the mainland. Whether you keep it as a long-term rental or use it for weekly rentals, this property is a perfect investment opportunity. Schedule your showing today!

$399,000
Key Largo
Wyken Blynken & Nod   - MM: 95.50
2 Bed, 2 Baths, 830 SqFt Days Listed: 136
-11.33% ($51,000) 2 Price Changes : Last Change 6 Days Ago
Mobile Home - Active - Waterfront No
Side of Island: Ocean - Dockage: Boat Ramp

PRICE REDUCTION! Mobile home with add on. Two bedroom, two bath, kitchen, living room, dining and laundry room. Property is fenced. Located in a unique waterfront subdivision with a small homeowners park right on the ocean that includes a ramp to launch your boat. Subdivision is a quiet, quaint neighborhood with many new homes being built. Property has potential to build a new home or keep as is as a residence or weekend getaway. INVESTORS WELCOME. BRING ALL OFFERS. ROGO Exempt letter in hand.

$399,900
Key Largo
Harris Ocean Park   - MM: 93.00
3 Bed, 3 Baths, 1,553 SqFt Days Listed: 134
-33.24% ($199,100) 4 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront No
Side of Island: Ocean - Dockage: Boat Ramp

Prime Investment Opportunity! Unlock the full potential of this property, on a spacious corner lot. The home offers 3 bedroom, 2 baths, a screened porch and boasts a large concrete 650 sqft detached garage, built in 2015 and perfect for storing boats, water toys, vehicles, or even a workshop. This property is located in Harry Harris - just a short walk to the beach, boat ramp, playgrounds, ocean front jetty, and more. While the property does require a new roof and some upgrades, its an excellent opportunity to bring your creativity and revamp this home or build your dream home. The primary bedroom and bath are conveniently located on the first floor, with two additional bedrooms and a full bath upstairs. Close to schools, shopping, the hospital, and just one hour to Miami, this home delivers fantastic value. Dont let this one slip away--schedule a private showing today!

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 03-31-2025.
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