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Florida Keys Multi-Family Homes for Sale in the Florida Keys

Buying a multi-family home for sale in the Florida Keys provides a great chance to live in this beautiful tropical destination.  This type of housing includes homes like duplexes in the Keys or even triplexes or larger options.  Often, Florida Keys multi family houses offer very affordable alternatives to more traditional real estate and can allow buyers to find great deals in the area.  If this type of housing is something that you are interested in exploring, view our complete list of multi family properties available in the Florida Keys here.

Total Listings 54
Order By:

$529,000
Marathon
Reimanns Subdivision   - MM: 51.00
2 Bed, 2 Baths, 768 SqFt Days Listed: 72
-3.64% ($20,000) 1 Price Change : Last Change 31 Days Ago
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Nothing compares to this non-waterfront half duplex ideal for first time home buyers, or a local business owner looking to house employees. This listing is for the FRONT half of the duplex only. Immense opportunity abounds here, no matter the situation. Stilted wood frame construction with stucco exterior, accordion shutters and 2019 5V crimp metal roof. Located just second in from the end of the street, enjoy privacy due to location and Ocean views from the open-air porch. This half duplex offers two-bedrooms, one-bathroom, just under 800 square inside on a 5,448 sf lot. Inside, find the open concept living area that leads right to the kitchen with peninsula and bar counter seating. Both bedrooms are spacious and offer plenty of natural light. Gracious carport parking on first level for multiple vehicles and storage, or enclose this area for further protection from the elements. Freshly graveled yard allows for parking for all trailers and toys, or install a fence for separation from the back half if desired. Assumable flood insurance available. Full duplex offered for sale (MLS 610715) and back half (1297 73rd) also offered for sale (MLS 610714). Please do not walk the property.

$529,000
Marathon
Reimanns Subdivision   - MM: 51.00
2 Bed, 2 Baths, 768 SqFt Days Listed: 72
-3.64% ($20,000) 1 Price Change : Last Change 31 Days Ago
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Nothing compares to this non-waterfront half duplex ideal for first time home buyers, or a local business owner looking to house employees. This listing is for the BACK half of the duplex only. Immense opportunity abounds here, no matter the situation. Stilted wood frame construction with stucco exterior, accordion shutters and 2019 5V crimp metal roof. Located just second in from the end of the street, enjoy privacy due to location and Ocean views from the open-air porch. This half duplex offers two-bedrooms, one-bathroom, just under 800 square inside on a 3,551 sf lot. Inside, find the open concept living area that leads right to the kitchen with peninsula and bar counter seating. Both bedrooms are spacious and offer plenty of natural light. Gracious carport parking on first level for multiple vehicles and storage, or enclose this area for further protection from the elements. Freshly graveled yard allows for parking for all trailers and toys, or install a fence for separation from the front half if desired. Assumable flood insurance available. Full duplex offered for sale (MLS 610715) and front half (1299 73rd Street) also offered for sale (MLS 610713). Please do not walk the property, tenant occupied.

$575,000
Key Colony
Key Colony Beach   - MM: 53.50
2 Bed, 2 Baths, 750 SqFt Days Listed: 359
-2.54% ($15,000) 2 Price Changes : Last Change 26 Days Ago
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

A piece of paradise! This cosy home in renowned Key Colony Beach in the heart of The Florida Keys. Offering two bedrooms, one bathroom, tile floors, granite countertops, and impact windows and doors. Great investment with rental history. Property has Cabana Club. Lush backyard great for entertainment or relaxation. Enjoy all the amenities the island has to offer.

$680,000
Plantation Key
Executive Bay   - MM: 87.00
2 Bed, 2 Baths, 1,355 SqFt Days Listed: 6
Townhouse - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Dock Privileges,Firs

Introducing a rare gem in the Executive Bay Club community! This stunning condo is turn key and has 2 beds, 2 baths, and full size staircase as well as a larger back porch than other units, perfect for enjoying the serene surroundings.Step inside to discover a full remodel that includes top-of-the-line upgrades such as electric zebra blackout window treatments, and a full staircase (no spiral staircase here!). The brand new air conditioning ensures year-round comfort, while the large storage space under the stairs provides ample room for your belongings you want tucked away. Perfect for both homeowners and investors, this condo also features a private locked owners closet, ideal for storing personal items or for those considering vacation rentals. A new larger dock has been completed and provides for additional dockage. Other amenities include 3 day boat trailer storage, a large pool, 2 tennis/pickleball courts, community room, sandy beach, kayak and paddleboard storage. Dont miss out on the opportunity to own this exceptional property in Executive Bay Club!

$725,000
Key Colony
Key Colony Beach   - MM: 53.50
3 Bed, 3 Baths, 1,380 SqFt Days Listed: 239
-1.89% ($14,000) 2 Price Changes : Last Change 19 Days Ago
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

This home is truly impressive with its 3 bedrooms, 2 baths, bonus room, stainless steel appliances, and brand new furnishings. The spacious, well-landscaped backyard and membership to the Cabana Club make it a great choice for both investment and personal enjoyment, especially in the highly coveted Key Colony Beach. Havana Jacks restaurant, childrens parks, dog park, par 3 golf course, Key Colony Inn, Sunset Park and Key Colony Beach Marina. Dont miss this opportunity! Property is on vacation rental program has all licenses for rental.

$750,000
Key Largo
Harris Ocean Park   - MM: 93.00
4 Bed, 4 Baths, 1,541 SqFt Days Listed: 6
Duplex - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Attention Investors! Or savvy homeowners can live on one side and rent the other out. This is a concrete duplex with a metal roof in 2018. Fully Fenced back yards. Parking for 4 cars. Walking distance to Harry Harris Park with a beach, boat ramp, and playground. This Tavernier location provides convenient access to the Key Largo and Islamorada workforce housing. This property will pay for itself and will appreciate in market value.

$799,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
3 Bed, 3 Baths, 1,599 SqFt Days Listed: 49
Half Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Paradise awaits! Welcome to your 3 bedroom 2 bath dream home in Key Colony Beach. This stunning half duplex is perfectly situated on an oversized corner lot, offering both space and convenience. Located within walking distance to the Sunset Park, Cabana Club, restaurants, post office, golf, tennis and pickle ball courts. Security is always a must. We have our very own police department. This property promises an unbeatable Keys Lifestyle. As you pull up to the property, youll immediately notice the ample parking space for multiple vehicles, making it ideal for family and guests. Additionally, the 1- car garage provides excellent storage space and protection for your vehicle. Step inside, and youll be greeted by the beauty of vaulted ceilings that lend an airy and spacious feel to the entire home. The open concept design seamlessly connects the large kitchen, dining room, and living room, creating an inviting and harmonious living space. Nice private fenced in patio to relax, have your morning coffee, evening cocktails or great for a BBQ. This incredible property is offered turnkey and move-in ready, or as an investment vacation rental. Boat Owners - You have an opportunity to acquire a dry storage rack at The Boat House. The rack accommodates a 10 Beam and 32 Length boat. For an additional cost please inquire for more details. Dont miss out on this opportunity to own a slice of paradise in Key Colony Beach. Make this stunning half duplex your forever home or a perfect vacation getaway. Call today for a showing. Motivated sellers.

$799,000
Key Colony
Key Colony Beach Botel   - MM: 53.50
2 Bed, 2 Baths, 902 SqFt Days Listed: 48
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 32ft.Concrete

Own your very own piece of Paradise! Stilted half duplex on boating canal in Key Colony Beach with dockage. Easy access to the Atlantic Ocean. Two bedrooms, two baths, 600 sq ft enclosed downstairs storage. Upstairs porch with westerly view overlooks the water. New metal roof (2018), HVAC unit, water heater, washer, dryer, and fridge, Lifetime dock (2015). Short walk to Sparkys and The Island Fish Co.Currently a rental with Cabana Club membership.

$850,000
Key Colony
Key Colony Beach   - MM: 53.50
2 Bed, 2 Baths, 1,115 SqFt Days Listed: 26
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift30ft.Concre

Charming Waterfront Property in Key Colony Beach a 2-bedroom, 2-bath half duplex that perfectly combines comfort, style, and a prime location. This beautiful waterfront property offers an ideal tropical retreat or a lucrative investment opportunity. As you step inside, youll be greeted by a spacious interior featuring a sunroom that fills the space with natural light, creating a warm and inviting atmosphere. The modern kitchen boasts granite countertops and stainless steel appliances while having a view of your backyard. The open floor plan seamlessly connects the living and dining areas, making it perfect for entertaining guests or relaxing after a day on the water. The home features low-maintenance vinyl flooring throughout, ensuring both durability and a sleek aesthetic. Outside, youll find 30 feet of dockage equipped with a boat lift, providing direct access to the water and just a quick 5-minute boat ride to the open ocean. Whether youre a fishing enthusiast or enjoy cruising the turquoise waters, this property is a boaters dream. Additional amenities include a covered carport, within walking distance to the Cabana Club (membership required), playgrounds, restaurants, Par 3 golf course and can fuel your boat and get bait at the Key Colony Beach Marina. Driving distance to Marathon Airport, grocery stores and other local amenities. The propertys prior history as a successful vacation rental adds potential for it to become an income-producing investment. Dont miss out on this rare opportunity to own a slice of paradise in Key Colony Beach. Schedule your private tour today and experience waterfront living at its finest!

$925,000
Key West
New Town Unrecord   - MM: 3.00
2 Bed, 2 Baths, 1,464 SqFt Days Listed: 227
Duplex - Active - Waterfront No
Side of Island: Median - Dockage: None

Great duplex on upper Eagle Avenue. Currently, long-term renter in back cottage. Main house is a complete renovation project. This property can also be purchased with the vacant lot next door (3705 Eagle). See MLS #608559. Seller is an active agent.

$950,000
Key West
Old Town Unrecord   - MM: 1.00
Bed, Baths, 720 SqFt Days Listed: 34
Duplex - Contingent - Waterfront No
Side of Island: Median - Dockage: None

Charming Duplex on a Large and Lush Lot in Old Town Key West -Discover the allure of Key West living at 312 Catherine Street, a stunning 2-Studio Pied-a-terre duplex situated in the heart of Old Town. This unique property combines the charm of historic Key West architecture on an expansive lot that offers endless possibilities. Keep one unit for yourself and rent the other. Or open it up and convert into a single family home. As you approach this beautiful duplex, youll be greeted by lush, meticulously maintained landscaping that provides a serene and private atmosphere. The expansive lot is a true rarity in Old Town, offering ample space for outdoor living and the perfect setting to add a pool, creating your own tropical oasis.Inside, the loft-style design enhances the sense of space and light, with high ceilings and open living areas that are perfect for both relaxing and entertaining. Outside, the propertys generous lot is a standout feature, providing room for lush gardens, outdoor dining, or the addition of a pool to complete your dream Key West retreat. The existing landscaping adds to the propertys charm, creating a peaceful and picturesque setting.Located in the desirable Old Town neighborhood, 312 Catherine Street is just moments away from the vibrant energy of Key Wests best shops, restaurants, and attractions. This duplex is perfect for those seeking a weekend getaway, a vacation home, or an investment property in one of the most sought-after areas of Key West.Dont miss out on this exceptional opportunity to own a piece of paradise at 312 Catherine Street!

$995,000
Big Pine Key
Pine Channel Estates   - MM: 29.50
4 Bed, 4 Baths, 2,232 SqFt Days Listed: 342
-17.08% ($205,000) 1 Price Change : Last Change 191 Days Ago
Duplex - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: 75ft.Concrete

Income producing property, screened porches, concrete construction, nice sq. footage, fantastic boating, 75 foot concrete seawall, Interior has been updated, tile throughout.Public boat ramp around the corner, minutes to the grocery store and the bus stop for the kids is at the end of the street. This is a family neighborhood with lots of great people. Duplex 2/2 up and 2/2 down

$999,000
Upper Matecumbe Key Islamorada
Tarpon Flats   - MM: 81.20
2 Bed, 2 Baths, 1,232 SqFt Days Listed: 7
Duplex - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Dock Privileges,Basi

Discover a rare gem in the heart of the Florida Keys with this enchanting ground-level duplex, exuding classic Old Florida charm. Situated in a serene and laid-back resort community in Islamorada, this single-story property offers two inviting 1-bedroom, 1-bathroom units--one on each side--each designed to maximize comfort and relaxation.Enjoy stunning bay views from both sides of the duplex, where the picturesque scenery provides a perfect backdrop for your island lifestyle. The property features authentic Dade County Pine ceilings, adding a touch of historic elegance and character.Amenities include a sparkling pool, a tranquil lagoon, a boat ramp and marina, ideal for water enthusiasts. On-site property management ensures that everything runs smoothly, offering peace of mind and convenience.Properties like this rarely come on the market, making it a unique opportunity for investors or those seeking a charming retreat in one of the most desirable locations in the Florida Keys. Rental revenue information is available upon request, showcasing the potential for income from this coveted location.Experience the perfect blend of classic charm and convenient amenities in this delightful duplex--your gateway to the relaxed lifestyle of Islamorada.

$1,048,000
Marathon
Reimanns Subdivision   - MM: 51.00
4 Bed, 4 Baths, 1,536 SqFt Days Listed: 72
-4.55% ($50,000) 1 Price Change : Last Change 31 Days Ago
Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: None

Nothing compares to this full, non-waterfront duplex ideal for employee housing, first time home buyers, or investors looking to expand their real estate portfolio. Immense opportunity abounds here, no matter the situation. Live in one half while renting the other, house multiple employees for local workforce housing, or purchase each half individually as a first home. Stilted wood frame construction with stucco exterior, accordion shutters and 2019 5V crimp metal roof. Located just second in from the end of the street, enjoy privacy due to location and Ocean views from the open-air porches. This duplex features an expansive total lot size of 9,000 square feet, and just over 1,500 square feet of interior living with four bedrooms, and two bathrooms. Each half offers two-bedrooms, one-bathroom and mirrors the other in floorpan. Inside, find the open concept living area that leads right to the kitchen with peninsula and bar counter seating. Both bedrooms are spacious and offer plenty of natural light. Gracious carport parking on first level for multiple vehicles and storage, or enclose this area for further protection from the elements. Freshly graveled yard allows for parking for all trailers and toys, or install a fence for separation if desired. Assumable flood insurance available. A rare opportunity is now offered at this non-waterfront full duplex in Marathon! Each half is also offered for sale (front 1299 MLS 610713, back 1297 MLS 610714). Please do not walk the property.

$1,119,000
Plantation Key
Port Of Call   - MM: 88.50
2 Bed, 2 Baths, 1,152 SqFt Days Listed: 160
-13.59% ($176,000) 2 Price Changes : Last Change 17 Days Ago
Townhouse - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Assigned Dock,Boat S

Coastal Living Redefined: Your Port of Call Oasis--Where Sunrises Paint the Sky and Salty Breezes Beckon.Hidden Gem, Unparalleled Lifestyle, and Income Generation: Imagine owning a meticulously updated townhome--a coastal haven tucked within the prestigious Port of Call community that allows for short term vacation rentals. Two bedrooms, two full bathrooms, and one half bathroom--spacious elegance awaits. Breathtaking Balconies: Picture yourself sipping morning coffee on one of three balconies. The sun rises, casting golden hues over the ocean. Salty sea breezes tousle your hair. Its not just a view; its an invitation to savor life. The heated community pool beckons--a liquid oasis just steps from your front door as well as the crystal clear waters of the Atlantic ocean. Dive in, float, let worries dissolve. Including a deeded boat slip--your gateway to ocean adventures. Set sail, chase horizons, and let the waves carry you. Prime Islamorada location: Convenience meets coastal charm. Shopping, restaurants, Founders Park--all within reach. Your address whispers, Welcome home. More Than a Home: Its a lifestyle--an embrace of sunsets, laughter, and memories. This isnt just a townhome; its your chapter in the Port of Call story. Schedule a private tour. Walk the grounds, feel the sea breeze, and decide: Is this where your heart drops anchor?

$1,150,000
Marathon
Woodburns Subdivision   - MM: 49.50
4 Bed, 4 Baths, 1,568 SqFt Days Listed: 338
Multi-Units - Active - Waterfront No
Side of Island: Bay/Gulf - Dockage: None

Step into this full duplex in the heart of Marathon tucked between beautiful native trees. Given you shade and privacy year round. This cbs concrete full duplex can be the perfect home for a first time home buyer, live on one side rent the other or investor looking to add this to their portfolio. White terrazzo floors throughout, stainless steel appliances, Fully remodeled with granite countertops. New HVAC.Equipped with impact windows. Washer and dryer covinienced on both side. Ample parking for guest or toys. Do not miss this opportunitty to own your piece of paradise.

$1,195,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
3 Bed, 3 Baths, 1,770 SqFt Days Listed: 162
-8.08% ($105,000) 2 Price Changes : Last Change 16 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Davits37ft.Concrete

LARGE, OPEN, EXPANSIVE SPACE with 3 bedrooms and 3 baths. Numerous modern up grades and appliances. Impact windows in Primary bedroom and bath, all other openings covered by rated panels Back yard includes a patio with table and chairs for dinner parties, great for family and guests to enjoy. Also included are a grill and a freezer. There is a large space in the back yard for a good sized pool and 37.5 feet of seawalled dockage with davits for your boat. This home is an active vacation rental and usually can be seen on Saturdays when rentals change out.

$1,199,000
Key Colony
Key Colony Point   - MM: 53.50
3 Bed, 3 Baths, 1,428 SqFt Days Listed: 78
Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Other Dockage25ft.

Discover coastal living at its finest in this stunning half duplex located in Key Colony Beach. This beautifully upgraded property features three spacious bedrooms and three modern bathrooms. Enjoy the convenience of being just a short walk from popular local spots like Sparkys and the Island Fish Company.Key upgrades include:- Brand new floors throughout- Freshly painted interiors- Completely renovated bathrooms- Modern kitchen with new granite countertops-COMING SOON Brand new seawall and dock. -Accordion shutters-new electrical mastSituated on the blue waters of KCB, this home offers picturesque views and the perfect blend of luxury and comfort. Whether youre seeking a permanent residence or a vacation getaway, this property is a must-see! Call your broker today. Additional key features include: Dock/Seawall is in the permitting process. Seller will be responsible for the completion of project.

$1,200,000
Key Colony
Key Colony Beach Yacht   - MM: 53.50
3 Bed, 3 Baths, 1,425 SqFt Days Listed: 188
-7.62% ($99,000) 2 Price Changes : Last Change 87 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift50ft.Concre

This remodeled oasis offers boating bliss on a 200 ft canal, granting access to the Atlantic and Gulf. Boasting top-notch amenities including stainless steel appliances, impact windows and doors and 50 ft dock, its a haven for relaxation and adventure. Ideal for vacation rentals property has all rental licenses and membership to Cabana Club. Priced to sell, seize this opportunity for waterfront luxury living!

$1,200,000
Key West
Old Town Unrecord   - MM: 1.00
2 Bed, 2 Baths, 886 SqFt Days Listed: 5
Duplex - Active - Waterfront No
Side of Island: Median - Dockage: None

Classic Conch Cottage Legal Duplex Needing Complete Renovation.Excellent Opportunity to Create Your Own Dream Property in the Heart of Key West. The Cottage Sits Well on the Lot with Room for a Private Pool. Very Good Existing Interior Square Footage to Work With. The Property Abuts The Louisa Street Park, a Very Green Space. Lots of Mature and Specimen Palms Towering in the Rear of the Property with Blue Skies Beyond. MLK Community Pool & Community Center are Adjacent.

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 09-18-2024.
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