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Key Colony Beach Homes for Sale, Key Colony, Florida Keys

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Total Listings 41
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$985,000
Key Colony
Key Colony Beach Botel   - MM: 53.50
2 Bed, 2 Baths, 1,290 SqFt Days Listed: 77
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!

$1,125,000
Key Colony
Key Colony Beach Yacht   - MM: 53.50
3 Bed, 3 Baths, 1,425 SqFt Days Listed: 354
-13.39% ($174,000) 4 Price Changes : Last Change 43 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift50ft.Concre

Priced to sell!!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!

$1,149,000
Key Colony
Key Colony Beach Yacht   - MM: 53.50
2 Bed, 2 Baths, 990 SqFt Days Listed: 124
-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!

$1,395,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
2 Bed, 2 Baths, 1,368 SqFt Days Listed: 21
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Concrete

Here it is, your stilted retirement property, weekend getaway or vacation rental on the wonderful island of Key Colony Beach, In the heart of the Florida Keys This immaculately maintained gem offers you access to both the open ocean and the open gulf in less than five minutes. Perfect for the angler, diver, snorkeler as well as the boating enthusiast. Ideally located on a 100 ft wide, clear and deep canal with 37.5 ft of dock w step down and fish cleaning station. The open-concept living space flows seamlessly from living and dining rooms onto a covered balcony with breathtaking canal views. Enjoy entertaining, dining or just relaxing and gazing at the clear water is always mesmerizing, what you deserve. You and your family will enjoy preparing meals entertaining and making treasured memories in the newly updated, custom kitchen. The primary suite, with impact slider and large window, is bright and airy. The roomy primary bath has another lg impact window making it very inviting with the large, walk-in shower and soaking tub. The entire lower level provides HUGE open storage space for all your needs, also with multiple, large impact windows. Plenty of covered and uncovered parking for all of your tours, RV, boat trailer....and more. Located in the heart of Marathon in Key Colony Beach, this property is just a short walk to three restaurants, shopping, the post office, City Hall, and the building department. Enjoy a all of amenities nearby, including marina, bike and walking paths, golf, pickleball, bocce ball, basketball, 3 playgrounds and tennis courts. Relax and take in the stunning sunsets at Sunset Park. Come on home we are waiting for you.....

$1,399,000
Key Colony
Key Colony Beach - MM: 53.50
3 Bed, 3 Baths, 2,260 SqFt Days Listed: 148
-17.71% ($301,000) 2 Price Changes : Last Change 2 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 305ft.

Beautiful 3 bedroom, 3 bath home in Key Colony Beach. Meticulously maintained home. The top floor offers 2 bedrooms and 2 baths with an open kitchen and living room. The 1st floor has 1 bedroom, 1 bath with a sitting area facing the canal. Both living areas offer great views of the canal. This home comes furnished and has a good rental history.

$1,400,000
Key Colony
Key Colony Beach - MM: 53.50
6 Bed, 6 Baths, 2,528 SqFt Days Listed: 287
-12.50% ($200,000) 2 Price Changes : Last Change 2 Days Ago
Duplex - Active - Waterfront No
Side of Island: Ocean - Dockage: n/a

Welcome to your slice of paradise in Key Colony Beach, nestled in the heart of the Florida Keys! This brand-new construction offers the epitome of modern comfort and durability, presenting a rare opportunity in this coveted coastal community. Step into luxury as you enter each side of this full duplex, where sophistication meets functionality. Boasting three spacious bedrooms and two pristine bathrooms on each side, this property promises ample space for both relaxation and entertainment. Every detail has been meticulously crafted to withstand the elements, with hurricane impact glass doors and windows ensuring peace of mind during storm season, and a sturdy metal roof providing long-term durability against the elements. The heart of the home, the kitchen, is a chefs delight, featuring sleek quartz countertops complemented by top-of-the-line Whirlpool appliances. Whether youre whipping up a gourmet meal or simply enjoying your morning coffee, this space offers both style & convenience. The property also includes a convenient laundry room, ensuring that everyday chores are a breeze. Ideal for investors seeking lucrative rental opportunities or homeowners looking to maximize their investment potential, this duplex offers versatile options. Take advantage of the thriving vacation rental market by renting out both sides, or enjoy the flexibility of living in one unit while earning passive income from the other. Conveniently situated across from the City-maintained park, outdoor recreation is right at your doorstep. Whether its a leisurely stroll, a game of tennis, or a picnic with loved ones, youll find endless opportunities to immerse yourself in the island lifestyle. Seller will credit Buyer at closing for 1 year membership in a KCB Pool & Beach Club of their choice. Dont miss your chance to own a piece of paradise in Key Colony Beach - where luxury, convenience, and investment potential converge in perfect harmony. Schedule your viewing today and experienc

$1,445,000
Key Colony
Key Colony Beach Club   - MM: 53.50
4 Bed, 4 Baths, 2,160 SqFt Days Listed: 4
Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Concrete

Combine these two and create a HUGE Full Duplex, Single Family Home or two NEW half duplexes. Seller has complete plans for not only a Full Duplex, but already has approval for the replacement of the seawall and new 75 foot dock. Just imagine creating your own single family home, full duplex or two half duplexes..... The options and possibilities are endless here, in the Heart of The Florida Keys, Key Colony Beach! Walk or bike the entire city to: pickle ball, tennis, golf, basketball, bocce ball, 3 playgrounds, 3 restaurants, shops, post office, City Hall, Sunset Park and marina. Welcome Home

$1,475,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
4 Bed, 4 Baths, 1,885 SqFt Days Listed: 36
-1.34% ($20,000) 1 Price Change : Last Change 9 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift375ft.

Refreshed Price! This East facing, large half duplex feels more like a single family. Over 1,885 square feet of expansive living space, blending comfort, functionality, and opportunity. With an open floor plan, vaulted ceilings, and a prime location on a wide 100-foot canal, this Ellison-style home truly stands out. Offering dockage for 37.5 feet and a 16,000-pound boat lift, its perfect for boating enthusiasts. The small garage offers ample space for all your fishing and diving gear and room for a golf cart. The comfortable and private outdoor space provides ample space to add a small pool, making this home your private retreat in the Florida Keys.With projected rental income exceeding $100,000 annually, this property offers excellent investment potential. Lovingly cared for by its current owners and never rented, it presents a unique opportunity to enjoy as your own vacation home while earning significant income when not in use.Located in the heart of Key Colony Beach, this vibrant, walkable, and golf-cart-friendly community offers everything you need for an exceptional lifestyle. Enjoy the stunning Sunset Beach, a nine-hole golf course, waterfront dining, boutique shops, and pickleball courts.This is your chance to own a slice of paradise in the Middle Keys. Dont delay, schedule your private showing today before this rare gem is gone. Contact us for more details.

$1,495,000
Key Colony
Key Colony Beach Yacht   - MM: 53.50
3 Bed, 3 Baths, 1,642 SqFt Days Listed: 28
-3.55% ($55,000) 1 Price Change : Last Change 2 Days Ago
Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 46ft.Concrete

Live the dream on this stunning waterfront property in the highly sought-after Key Colony Beach! This beautifully remodeled 3-bedroom, 2-bath pool home boasts a 46 ft dock with a seawall, perfect for boaters and water enthusiasts. Enjoy seamless indoor-outdoor living with a spacious outdoor area featuring a built-in grill and mini fridge--ideal for entertaining by the water. The home also offers a 2-car garage and breathtaking water views. With great income-generating potential, this is not just a home, but a smart investment. Whether youre looking for your personal paradise or a lucrative opportunity, this property has it all. Dont miss your chance to own a piece of paradise!

$1,499,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
3 Bed, 3 Baths, 1,604 SqFt Days Listed: 22
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat LiftConcrete

Active Vacation Rental! This meticulously updated 3-bedroom, 2-bath retreat in Key Colony Beach embodies the epitome of coastal luxury and functionality, offering an array of features. Contemporary elegance as tile floors guide you through an open-concept living space that effortlessly combines style and comfort. The kitchen, adorned with stainless steel appliances, is a culinary haven, while the adjacent laundry room adds convenience to everyday living. The large primary suite is a sanctuary of tranquility, featuring a spacious layout, a luxurious walk-in shower, and a generously-sized walk-in closet. This private haven ensures the perfect escape. Extend your living space seamlessly as the open concept flows into the backyard oasis. A pristine salt water pool awaits, surrounded by a fenced-in yard that provides both privacy and security. The canal-front location offers a boat lift and the outdoor shower and fish cleaning stations add a touch of convenience to the coastal lifestyle. Boasting very easy ocean access via Vaca Cut. Beyond the propertys boundaries, youll find convenience in every direction. The house is strategically located close to a par 3 golf course, Marathon Airport, Sunset Park, as well as a variety of restaurants and grocery stores. This home offers the perfect base for experiencing the best of the Florida Keys lifestyle. Dont miss the chance to make this waterfront haven your own, call to schedule a showing! Motivated Seller!

$1,750,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
4 Bed, 4 Baths, 2,293 SqFt Days Listed: 223
-5.41% ($100,000) 1 Price Change : Last Change 2 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift37ft.Concre

Welcome to your coastal haven in Key Colony Beach--a paradise for those seeking a beautiful home and a relaxed lifestyle. This gem of a property with eastern exposure is offered fully furnished. Featuring 2-zone AC, marble pavers, and elegant finishes like Granite and marble counter and vanity tops. Boasting 9-foot ceilings, crown molding, a garage, concrete seawall, boat lift, and a step-down dock for a 37-foot boat, this residence seamlessly blends luxury with functionality. Enjoy the heated pool and the tropical ambiance in your backyard. Make this Key Colony Beach retreat your haven for a life of tranquility and leisure. Other half of this building (540 9th) can also be bought at the same price as 550 9th.

$1,750,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
4 Bed, 4 Baths, 2,293 SqFt Days Listed: 431
-5.41% ($100,000) 1 Price Change : Last Change 2 Days Ago
Half Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 37ft.Concrete

Welcome to your coastal haven in Key Colony Beach--a paradise for those seeking a beautiful home and a relaxed lifestyle. This gem of a property with eastern exposure is offered fully furnished. Featuring 2-zone AC, marble pavers, and elegant finishes like Granite, quartz, and marble countertops. Boasting 9-foot ceilings, crown molding, a garage, concrete seawall, and a step-down dock for a 37-foot boat, this residence seamlessly blends luxury with functionality. Enjoy the heated pool and the tropical ambiance in your backyard. Make this Key Colony Beach retreat your haven for a life of tranquility and leisure. Other half of this building (550 9th) can also be bought at the same price as 540 9th.

$1,795,000
Key Colony
Key Colony Beach 2nd Addn   - MM: 53.50
2 Bed, 2 Baths, 1,247 SqFt Days Listed: 25
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift75ft.Other

Coastal charm meets modern updates in this two-bedroom, two-bath stilted home--a fantastic opportunity for single-family living in highly desirable Key Colony Beach. Boaters will love the location, with a new 75-foot seawall and a 15,000-pound boat lift, offering quick, 3-4 minute access to either the Atlantic or the Gulf of Mexico via Vaca Cut. Recent improvements over the past few years include a custom-designed concrete pool, a 2020 metal roof, and a full exterior repaint from top to bottom, adding to the homes fresh, updated feel.Inside, the home is designed to take advantage of its waterfront setting, with water views from the living, dining, and kitchen areas. The spacious bedrooms offer plenty of room to relax--the guest bedroom easily accommodates two queen beds with extra space, while the primary suite features a king-sized bed and ample room for additional furnishings. A standout feature is the 43-foot terrace spanning the entire back of the home, where you can take in peaceful water and pool views. The finished lower level adds an additional 363 square feet, featuring a permitted full bath, providing flexible space for storage, a recreation area, or other uses. Low assumable flood insurance is an added bonus, and theres an opportunity to purchase shares to exclusive Inch Beach, offering access to one of the most coveted private beaches (ask for details). Fully furnished with relaxed coastal decor, this inviting retreat is ready to enjoy.

$1,940,000
Key Colony
Key Colony Beach - MM: 53.50
7 Bed, 7 Baths, 4,030 SqFt Days Listed: 12
Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Concrete

Experience the ultimate in Florida Keys living with this coveted side-by-side duplex in the desirable Key Colony Beach community. Boasting seven spacious bedrooms and six baths, this property offers plenty of room for large families or groups and has excellent rental income potential. You can live on one side and rent the other, use both sides for extended family and friends, or rent both for maximum income potential. Soak up the warm Florida Keys sunshine while relaxing in your private swim spa or under the covered patio overlooking the serene canal, perfect for boating and fishing enthusiasts. The stunning rooftop view is the perfect spot to enjoy the beauty of the community, with its breathtaking sunrises and sunsets. Whether youre lounging in the sun or sipping on a cool drink, youll feel relaxed and rejuvenated as you take in the sights from this prime vantage point. The metal roof was recently installed in 2018, and one side of the property has a brand new AC. Take a short walk or bike to the beach, restaurants, and shops, or enjoy Key Colony Beachs many amenities, including its police department, post office, golf course, and tennis courts. Dont miss the opportunity to own your own piece of paradise in the beautiful Florida Keys.

$1,960,200
Key Colony
Key Colony Beach - MM: 53.50
6 Bed, 6 Baths, 3,494 SqFt Days Listed: 153
-1.99% ($39,800) 1 Price Change : Last Change 11 Days Ago
Duplex - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 75ft.Concrete

Full Duplex: Live in the gorgeous, NEW, lower level, which is above flood and all impact.Create exactly what you want on the BIG, upper level!Each level has 3 roomy bedrooms and 2 Full Bathroom.Great for the angler, boater and diver on a 100 ft wide, deep canal, plus only 5 minutes to the open Ocean and Gulf.Lower Level (490) - 1716 SF- Above Flood & All NEW in 2023 Upper Level (480) - 1778 SF - Make this yours!In Key Colony Beach, the heart of the Florida Keys. You can walk or bike the entire city to 3 restaurant, Marina, Pickleball, Golf, Tennis, Playgrounds, Horseshoes, Bocce Ball, Post Office and Sunset Park. Marathon Airport is 10 minutes away, Key West Intl just over an hour, Miami Intl approx 2 hrs and Ft Lauderdale only 2.5 hours....Here is your island getaway, vacation rental and retirement home in the Keys!

$2,275,000
Key Colony
Key Colony Beach - MM: 53.50
3 Bed, 3 Baths, 2,049 SqFt Days Listed: 53
Single Family - Contingent - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift60ft.Cut/Na

Newly built in 2021 Custom, Steel Frame Construction, by Spray Rock. This home is rated for winds to 250 mph! Enter into the inviting foyer and meander into the wide, open living room, dining room and kitchen. With the large impact windows and slider, you are immediately lured onto the covered patio and decked pool, expanding your living canal side. Attention anglers and boating enthusiasts, if you are looking for a 60 ft dock and 15,000 lb lift, look no further, here it is! Only 5 minutes to OPEN Ocean and less than 10 minutes to the open Gulf via Vaca Cut. Charming, primary suite is bright and airy with slider and views of the pool and canal. Two roomy guest bedrooms, walk in pantry, laundry room and 2 car garage, make this the complete package for your Island Dream Home, Retirement Home or Vacation Getaway in the heart of the Florida Keys.

$2,275,000
Key Colony
Key Colony Beach - MM: 53.50
5 Bed, 5 Baths, 3,234 SqFt Days Listed: 4
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift60ft.Concre

Expansive and elegant waterfront residence situated on the canal, offering an eastern exposure overlooking the in-ground pool and 100-foot wide canal. The property features a covered patio on the lower level and a spacious wooden deck on the upper level, complete with spiral stairs leading from the living room to a tropical keys-inspired kitchen. Ideal for hosting gatherings and unwinding in comfort. This 5-bedroom, 3-bathroom home includes two bedrooms and two baths upstairs, as well as three bedrooms and one bath downstairs. The circular paver driveway provides ample parking space. A large family home or corporate retreat boasting a Corian kitchen, fireplace, and separate living and dining areas on both floors. Equipped with a boatlift and convenient access to the Atlantic, whether you are looking for a vacation rental or a permanent residence, this property has it all.

$2,595,000
Key Colony
Key Colony Beach - MM: 53.50
3 Bed, 3 Baths, 1,775 SqFt Days Listed: 141
-7.16% ($200,000) 2 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: 50ft.Concrete

Welcome to modern luxury in the heart and gem of the Florida Keys--Key Colony Beach. This exquisitely remodeled coastal contemporary pool home offers an open-concept design, perfect for the most discerning buyers. Sitting on a rare, expansive 16,725 sq ft lot--twice the size of most in the area-- and in the most desirable western side of KCB, it provides ample space for multiple cars, trailers, and RVs. The solid CBS stilted construction home is surrounded by lush landscaping and fruit trees, creating a private oasis. Inside, soaring cathedral ceilings make the 1,775 sq ft, 3-bed, 2-bath home feel even more spacious, while the nesting sliding glass doors and large screened porch blur the line between indoor and outdoor living, with a new outdoor kitchen and multiple outdoor entertaining areas. Set on an enchanting corner lot, just two houses from open water, the ocean breezes beckon you to relax and unwind in this island paradise. Stroll to nearby Sunset Beach Park for breathtaking sunsets, or take your boat from the 50 concrete dock, complete with 50 Amp power and water, to the Vaca sandbar, only minutes away. Quick and easy access to the open ocean and Bayside through Vaca Cut makes fishing, scuba diving, and snorkeling a breeze. With adjustable pool temperatures for year-round comfort and allowing seven-day rentals, this home is not just a retreat, its a lifestyle.

$2,640,000
Key Colony
Key Colony Beach 1st Addn Amd   - MM: 53.50
3 Bed, 3 Baths, 2,440 SqFt Days Listed: 118
-5.38% ($150,000) 1 Price Change : Last Change 18 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift50ft.

The INCREDIBLE house is for sale!! Great entertaining is with this open concept floorplan, concrete pool & huge tiki. Vaulted ceilings in the living, dining room & custom kitchen. The huge master suite has 4 closets, updated bathroom & sliders leading to private, tropical yard. Impact windows, extra room/office, air conditioned sun porch & half bath, 2 car garage, boat lift, fish cleaning station & 50 ft composite dock make this the perfect retirement or vacation rental in Paradise. Just 5 minutes to Vaca Cut, open ocean and gulf. All in Key Colony Beach, where you can walk or bike to 4 restaurants, marina, golf, tennis, pickle ball, bocce ball, 3 playgrounds, horseshoes, post office, city hall & Sunset Park. Extremely wide canal that you can turn any boat around.

$3,970,000
Key Colony
Key Colony Beach - MM: 53.50
4 Bed, 4 Baths, 3,616 SqFt Days Listed: 18
Single Family - Active - Waterfront Yes
Side of Island: Ocean - Dockage: Boat Lift

Exquisite Craftsmanship Meets Coastal Elegance. This custom-built four-bedroom, three-and-a-half-bath residence reflects superior craftsmanship from a builder known for exacting standards, blending refined living and open water views from multiple vantage points. The heart of the home is an expansive main living area, where living, dining, and kitchen spaces flow beneath 9-foot ceilings. French doors open to a wraparound 40x28 veranda, offering multiple spaces for entertaining, dining, and relaxing while taking in the sweeping ocean views. A thoughtfully designed kitchen features premium appliances, generous walk-in pantry, and high-end finishes. Also on this level is a bedroom with en-suite bath and a half bath for guests. An elevator provides effortless access to every floor. Elegant interior details, including 8-foot solid-core doors, crown molding, and travertine flooring, enhance the homes bright, airy ambiance. The top floor offers a private sanctuary, with the primary suite spanning the entire rear of the home. A dedicated balcony, echoing the wraparound veranda below, provides a serene retreat with breathtaking open water views. The suite includes two spacious walk-in closets and a spa-inspired bathroom. Also on this level are a guest bedroom, guest bath, laundry room, and a fourth bedroom currently used as a walk-in closet with an adjoining sitting area or office. The ground level offers practical amenities, including a two-car garage and a large storage and workshop area. Crafted for outdoor living, the backyard features a spacious covered patio, a sparkling pool, and a 60-foot seawall with T-dock. Boating amenities include a 16,000-pound lift and an additional 3,000-pound lift, perfect for a skiff or jet skis. Immediate open water access and a short 6-8 minute boat ride to the Gulf. This residence artfully combines luxurious interiors with thoughtfully designed outdoor spaces, showcasing open water views and capturing the true essence of island living.

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 03-03-2025.
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