Key Biscayne Real Estate, Homes and Condos for sale

All Key Biscayne homes currently listed for sale in Key Biscayne as of 05/19/2019 are shown below.  You can change the search criteria at any time by pressing the 'Change Search' button below.

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  Page 1 of 18  
 
$25,000,000
28 Harbor Pt, Key Biscayne FL 33149
7
BEDS
9
BATHS
11,556
SQFT
$2,163
$/SQFT
0.62
ACRES
2019
BUILT
"28 Harbor is a spectacular oceanfront sanctuary located in the prestigious Harbor Point of Miami’s Exclusive Island, Key Biscayne. This custom gated mansion is a masterpiece situated between the Atlantic Ocean and the Island’s Harbor. With over an ½ acre of prime oceanfront property, this residence includes a 172 Ft deep water private dock to the north, large enough for a mega-yacht. The direct oceanfront location is tremendously private and includes a state of the art security system. The infinity edge pool is complete with a jacuzzi and over 5,000 sq ft of outdoor terraces. A Zen Entry, makes this the most tranquil and spiritual place one can imagine. Entering the home becomes a personal affair of elegance with a meticulous blend of luxury materials complimented by magnificent views."
$22,900,000
400 S mashta, Key Biscayne FL 33149
6
BEDS
8
BATHS
12,351
SQFT
$1,854
$/SQFT
0.83
ACRES
2003
BUILT
"welcome to one of the Most unique Miami waterfront residences. Designed by renowned Architect Pawley. Located on a secluded cul-de-sac and built on an oversized lot. Polynesian influences, and breathtaking water views. The best of the two views: Biscayne bay, and a wide water lagoon ( Smugglers Cove). Seawall around the property , dock available for a 100 ft yacht. Gated and Private.Overlooking Bill Baggs State Park with our historic Lighthouse. Custom size oversized, from the minute you walk into the house you will be greeted by a Koi Pond with magnificent fishes. Double door leads you to an open living room dining area. On the left by the entrance an office with formal bathroom.Plus"
* LISTED OVER 120 DAYS  * PRICE LOWERED - $24,900,000 TO $22,900,000 
$19,500,000
430 N Mashta Dr, Key Biscayne FL 33149
6
BEDS
8
BATHS
6,000
SQFT
$3,250
$/SQFT
0.82
ACRES
2015
BUILT
"One of kind waterfront property,House sits in 2 lots (430 and 460 N Mashta): total of 36072 sq.ft of land, epitome of privacy&high end construction, overlooking wide water-view (Smugglers Cove)&the Florida State Park. Direct access to open water within 2 minutes. Completely gated w/ state of the art security system all around the residence. 2 docks for large yachts, brand new seawall. Formal dining, 3 reception areas, wine cellar, Over-sized master suite offers breathtaking views, elegant wood paneling work, 2 large custom walk in closets and fabulous master bathroom. 3 bedrooms on 2nd floor. Media room w/German technology TV&sound system. Professional gym area w/ tatami area, sauna, steam&full bathroom. Most of the areas looking to pool&water. Please call me for details and specs."
$18,500,000
350 Harbor Dr, Key Biscayne FL 33149
7
BEDS
9
BATHS
8,928
SQFT
$2,072
$/SQFT
0.54
ACRES
1998
BUILT
"Key Biscayne Magnificent residence with Miami skyline at his best. Built on a over-sized lot (23774 sq.ft). Unique city views. Home offers 8,000+ sq.ft of great amenities and floor plan. Master suite on first floor with expansive own office library . Family room . 4 bedrooms en suite on second floor . Terraces on first and second floor . Two bedrooms en suite for staff. High ceilings through out the house , large floor to ceiling impact glass windows , large covered terrace embracing the backyard with BBQ area, sitting area and amazing city and pool views.dock area with boat lift (24000 pounds- 33 plus ft boat ) and dock sitting area. Double stairs circulation . 2 car enclosed garage . Gated . Must visit to appreciate how grand this house is."
* PRICE LOWERED - $18,750,000 TO $18,500,000 
$18,300,000
440 S Mashta Dr., Key Biscayne FL 33149
5
BEDS
5
BATHS
11,051
SQFT
$1,656
$/SQFT
0.38
ACRES
2013
BUILT
"Extraordinary waterfront estate with unobstructed, breathtaking and captivating views of the bay from every single room in the house. This magnificent residence is located in a cul-de-sac on very exclusive mashta drive in reputable Key Biscayne. Equipped with top of the line appliances and incredible finishes throughout, high ceilings, elevator, floor to ceiling impact glass windows, garage, 360 degree wrap around balconies, rooftop terrace and an infinity pool sitting on a gorgeous wooden deck. Enjoy the open spaces full of natural light with 5 bedrooms and a corner lot that sits on 16,980 sq ft filled with lush landscaping throughout. This masterpiece is elegant, private but yet relaxed for those who enjoy the true Florida lifestyle."
$15,450,000
880 HARBOR DRIVE, Key Biscayne FL 33149
7
BEDS
9
BATHS
9,453
SQFT
$1,634
$/SQFT
0.35
ACRES
2019
BUILT
"BRAND NEW waterfront estate offering the ultimate level of luxury and perfection.This 3 story contemporary masterpiece has been meticulously designed with exquisite architecture providing both comfort and elegance with spectacular top of the line finishes. This gorgeous home has very defined and open spaces with breathtaking and astonishing views of the harbor and bay. This dream residence is offered fully furnished as seen in the pictures with an incredible infinity pool & terrace overlooking the harbor, 7 bed, 7 full baths and 2 powder rooms,high ceilings throughout, floor to ceiling glass windows & doors, stainless steel state-off-the-art appliances,BBQ area and on the 3rd level you will find a stunning family room, bar and huge terrace where you can enjoy entertain family and friends."
$14,900,000
260 HARBOR DR, Key Biscayne FL 33149
6
BEDS
9
BATHS
7,392
SQFT
$2,016
$/SQFT
0.45
ACRES
2014
BUILT
"Unique location. Miami Skyline views. Oversized 20,000 sf lot. Built '14. This elegant island feeling residence has everything to captivate you. Gated & private. Bright, high ceilings. Water views as you walk in, mesmerizing day & night views. Reception area opens to large covered terrace overlooking pool & Bay. Formal dining. Elevator, all bedrooms en suite, master suite w/his & her bathrooms & terrace. Family room, wine cellar, library, guest area. Large kitchen w/breakfast area & terrace. 3 car garage."
* LISTED OVER 120 DAYS  * PRICE LOWERED - $16,400,000 TO $14,900,000 
$12,000,000
100 Cape Florida Dr, Key Biscayne FL 33149
5
BEDS
9
BATHS
11,006
SQFT
$1,090
$/SQFT
0.37
ACRES
2007
BUILT
"One of Key Biscayne’s few homes on Pines Canal facing Cape Florida State Park, so your views are pure mangroves. You will never have construction spoiling your view! Swim in your pool in complete privacy! A true boater’s dream home with an L-shaped canal with frontage to fit two boats! Gorgeous formal and informal areas perfect for entertaining! Large functional kitchen, family room, office/library, lots of covered terraces. Six car garage for the car lover!Wine cellar, elevator, gym! Five bedrooms/6 baths/3 half baths. Gorgeous onyx floor and counters in the master bath. The home has everything you need for luxurious living!"
* LISTED OVER 120 DAYS  * PRICE LOWERED - $14,000,000 TO $12,000,000 
$11,950,000
620 S MASHTA DRIVE, Key Biscayne FL 33149
4
BEDS
5
BATHS
7,230
SQFT
$1,653
$/SQFT
0.34
ACRES
2014
BUILT
"Stunning modern masterpiece situated on prestigious and very private Mashta island.This warm contemporary home was built in 2014 and it offers unobstructed and panoramic views of Biscayne Bay and Stills Ville from the moment you walk-in the door.Enjoy the unique design with expansive glass all around which makes you feel as you are living on a yacht, private oasis! The breathtaking views and unforgettable sunsets will make a difference in your everyday life.This exquisite home offers Koi pond entrance, open floor,10 Ft ceilings. Limestone on the 1st floor, oak wood on the 2nd floor, concrete staircase+ a custom designed Italian Kitchen,BBQ area,4 magnificent suites, office, playroom, steam sauna, Jacuzzi and infinity pool.Owners floor plans show the living area under A/C is 5,052 Sq Ft."
* LISTED OVER 120 DAYS 
$11,850,000
290 Harbor Dr, Key Biscayne FL 33149
5
BEDS
5
BATHS
5,532
SQFT
$2,142
$/SQFT
0.45
ACRES
1954
BUILT
"Bayfront home with amazing open bay views. Large dock that accommodates very large boat. Extremely private home. Great home for entertaining. A true gem with open floor plan. 24 hour notice for showings - Tenant occupied"
* LISTED OVER 120 DAYS 
$10,995,000
360 Ocean Dr Unit LPH2S, Key Biscayne FL 33149
4
BEDS
7
BATHS
4,762
SQFT
$2,309
$/SQFT
2014
BUILT
"Grand home in the sky at Oceana Key Biscayne. Custom details at this exquisite 4 Bed plus Maid Quarters/ 6.5 Bath Lower Penthouse with stellar flow-through views that include direct Ocean, Bay, Downtown, Key Biscayne, and more. French oak floors create a serene vibe that is enhanced by custom doors, Bisazza kitchen floor, Boffi cabinetry and professional lighting, A designer home for the most discerning taste. Oceana Key Biscayne is an enclave with 500 ft. of beachfront, media room, tennis, putting green, lush grounds, a fantastic restaurant for owners, and the feeling of a world-class resort. Come see for yourself"
* LISTED OVER 120 DAYS 
$10,990,000
910 HARBOR DRIVE, Key Biscayne FL 33149
5
BEDS
4
BATHS
4,653
SQFT
$2,362
$/SQFT
0.56
ACRES
1962
BUILT
"Create and build your perfect home on this incredible and very spacious property with 24,473 Sq Ft of land as per Miami Dade County. Enjoy the gorgeous and breathtaking views of the harbor and bay as well as being at the end of Harbor Drive where it is very quiet and peaceful. This is a boater’s paradise."
* LISTED OVER 120 DAYS  * PRICE LOWERED - $11,490,000 TO $10,990,000 
$10,800,000
510 S MASHTA DR, Key Biscayne FL 33149
7
BEDS
8
BATHS
5,274
SQFT
$2,048
$/SQFT
0.42
ACRES
1981
BUILT
"Direct Biscayne Bay view. From the moment u walk into the house u see the most beautiful water view, and ever changing sunsets. Residence offers 6 bedrooms 8 bathrooms plus several entertainement areas. Formal dining with dramatic pool and water views. Open kitchen, adjacent to Family room and Dining area. One bedroom en suite located on first floor. Four bedrooms four bathrooms on second story with intimate family area. Master Suite w/ private balcony & oversized Master bathroom w/ Shower overlooking pool & bay. Staff quarters. laundry area. High ceilings. Large covered garage for 2 cars & golf cart/ kayaks. Oversized pool with magnificent lawn. Gazebo by the waterfront, garden Cabana area with pool bathroom . large terraces. gated and private. generator. System 4 smart home."
* LISTED OVER 120 DAYS 
$10,750,000
251 Knollwood Dr, Key Biscayne FL 33149
6
BEDS
9
BATHS
8,818
SQFT
$1,219
$/SQFT
0.71
ACRES
1968
BUILT
"Incredible resort-like living in this exclusive waterfront estate a short distance from renowned Key Biscayne beaches. Nestled on an oversized 31,000 sf lot at the end of a cul-de-sac behind towering hedges and a 10 ft. iron gate. Direct access to Biscayne Bay with an unparalleled 327 ft. of water frontage including two docks. Entertain for 5 or 50 in gourmet chef’s kitchen: La Cornue & Subzero appliances, pizza oven, rotisserie, hand-carved artesian cabinets. Lavish coral rock staircase, onyx/marble baths, Brazilian cherry wood and marble floors, wood burning fireplace. Fabulous layout with second floor bedrooms with en suite bathrooms, walk-in closets and private balconies. Four car covered garages with three attached storage rooms and 15+ car Chicago brick driveway and porte-cochere."
$10,400,000
15 HARBOR PT, Key Biscayne FL 33149
7
BEDS
9
BATHS
7,445
SQFT
$1,397
$/SQFT
0.43
ACRES
1998
BUILT
"Absolutely stunning, magnificent and one of a kind 2 story estate which offers breathtaking panoramic views of Biscayne Bay. Designed to enjoy every room in the house with exquisite architecture, comfort, elegance and charm. Approx 7,500 sq ft of A/C, 19,085 sq ft of land .. 7 bedrooms, 8.5 baths, office, family room, formal living and dining room areas, gourmet kitchen, 3 car garage, gorgeous terraces, small man created beach and wonderful dock.Located on exclusive Harbor Point this is a dream come true."
* LISTED OVER 120 DAYS  * PRICE LOWERED - $11,915,000 TO $10,400,000 
$9,900,000
501 N Mashta Drive, Key Biscayne FL 33149
4
BEDS
5
BATHS
9,008
SQFT
$1,099
$/SQFT
0.72
ACRES
1974
BUILT
"Significant opportunity to own a one of a kind property with over 31,458 sq. ft. of land, situated on exclusive Mashta Island and overlooking Hurricane harbor. This amazing corner lot residence is the perfect jewel for boaters or water sport lovers.Enjoy the peaceful waters of the harbor and be amazed by the passing dolphins or manatees. This home offers a spacious floor plan with over 6,020 sq. ft. (under a/c). The formal living area is enhanced by double-height ceilings plus a separate formal dining with views to the pool and harbor, a specious kitchen with breakfast area and a wonderful family room.The house has 6 beds/4.5 baths. The covered terrace has a built-in bar and an expansive oversized pool area perfect for those who love to entertain. House is elevated and has a 2 car garage."
* LISTED OVER 120 DAYS  * PRICE LOWERED - $10,990,000 TO $9,900,000 
$9,800,000
720 S Mashta Dr, Key Biscayne FL 33149
4
BEDS
5
BATHS
7,471
SQFT
$1,312
$/SQFT
0.34
ACRES
1964
BUILT
"Completely remodeled home on Mashta island in Key Biscayne. Walk in to breathtaking water views. This home features 6 bedrooms, 5.5 bathrooms, a gourmet kitchen with top-of-the-line appliances, large dining room & great room with full bar, office/media room, separate maid’s quarters, a large laundry room, and a master suite with ocean views. This house has the perfect setting to enjoy the beautiful sunsets while dipping in an infinity pool, perfect for entertaining."
$9,800,000
700 HARBOR DRIVE, Key Biscayne FL 33149
6
BEDS
8
BATHS
7,723
SQFT
$1,269
$/SQFT
0.38
ACRES
1996
BUILT
"This gorgeous and spectacular waterfront residence is located on the perfect site of Hurricane Harbor with breathtaking views of the harbor & bay.This home is elegant,sophisticated with a great floor plan.Formal living room with double height ceilings,dining room,office,ample kitchen,family room,5 beds+staff,7.5 baths+garage.This home has plenty of natural light throughout,it is gated and located on prestigious Harbor Drive.Savor your yacht in front of your home while you enjoy the pool,gazebo+terrace."
* LISTED OVER 120 DAYS  * PRICE LOWERED - $10,270,000 TO $9,800,000 
$9,470,000
900 HARBOR DRIVE, Key Biscayne FL 33149
6
BEDS
7
BATHS
7,189
SQFT
$1,317
$/SQFT
0.46
ACRES
1960
BUILT
"Spectacular and one of a kind property located on prestigious Harbor Drive with incredible views of the Harbor and Bay.This is a great size property which offers 100 feet on the water and 20,300 Sq Ft of land.Incredible dock which makes this location a boater’s paradise.The house has 6 bed/6.5 baths and it is in good condition with approx 7,000 Sq Ft under a/c.The actual house was originally built in 1960 but has been remodeled several times and offers an amazing patio, pool and a lovely gazebo area."
* LISTED OVER 120 DAYS  * PRICE LOWERED - $9,990,000 TO $9,470,000 
$9,150,000
750 S Mashta Dr, Key Biscayne FL 33149
5
BEDS
7
BATHS
8,775
SQFT
$1,043
$/SQFT
0.25
ACRES
1994
BUILT
"Fully Renovated in 2015! Enjoy wide bay and ocean views from this perfectly situated residence in Mashta Dr. Live in Key Biscayne, a stunning island with terrific beaches, two major parks, a golf course, and great restaurants. This home features 5 bedrooms, 6.5 bathrooms plus two maids quarters, a gourmet kitchen, grand entrance with skylight, wine cellar, and master suite with ocean views. Perfect for entertaining, the backyards offers a expansive pool and multiple spaces, including gym. Boaters dream with your own private dock. Just recently repriced to sell! A must see!"
$8,950,000
110 Cape Florida Dr, Key Biscayne FL 33149
5
BEDS
6
BATHS
0.38
ACRES
1968
BUILT
"Extraordinary waterfront location. Unique contemporary architecture facing Pines Canal and State Park Bill Baggs. Direct access to Biscayne Bay. The location of this residence is a jewel. Total privacy on a double cul-de-sac street. Gated. Yacht accommodation, large covered pool area to enjoy the water view, cabana bath w/ large inviting couches . The house is elevated w/large Master Suite , reception area, office & open kitchen w/direct water and State Park view. 3 additional bedrooms on the other side of the house. Wood floors t/o the house. High ceilings. Top of the line kitchen, concrete countertop. Reception area offers loft feeling that blends with the exterior. Large balcony. Beautiful landscape and trees."
$8,900,000
925 MARINER DRIVE, Key Biscayne FL 33149
4
BEDS
4
BATHS
6,569
SQFT
$1,355
$/SQFT
0.39
ACRES
2003
BUILT
"This magnificent waterfront home is the perfect setting for an amazing lifestyle. A world class estate that has been completely rebuilt with the highest level of taste,design and craftsmanship. Surrounded by water and lush landscaping this residence is warm,cozy and bright but yet elegant and unique. Offering an open floor plan that includes living room,dining room,family room and a state of the art kitchen+bar.It also has a gorgeous master suite,sitting area with 3 additional bedrooms and playroom that can be converted into a 4th bedroom for a total of 5 bedrooms and 6.5 bathrooms.Not only is this home seamless but it is also flawless with an outdoor terrace,guest house with bath,a great office(3rd floor)+2 car garage.Enjoy the incredible indoor/outdoor spaces that Florida weather offers."
$8,888,000
100 Island Dr, Key Biscayne FL 33149
7
BEDS
7
BATHS
8,658
SQFT
$1,027
$/SQFT
0.36
ACRES
2007
BUILT
"Mediterranean modern waterfront home built in 2007 on oversized corner lot by the current owners with the finest finishes.Expansive unobstructed views to the west down the canal for .4 mile. Full sun on pool from morning to sunset.Boater’s paradise with 150’ of waterfront able to accommodate very large yacht. 70’ wood dock. Boat lift accommodates apprx 36’ boat. 2 davits. Quick access by boat from Pines Canal to Biscayne Bay. Water views from every room with an abundance of natural light. Huge terraces designed to make the outdoors harmonious with interior. Cook’s kitchen. 7 bedrooms with en suite bathroom and terraces. Elevator to private third floor suite. Expansive 3rd level terrace with wet bar and banquettes. 3 car garage. Lush landscaping. Land elevation 5'.25 highest area of island."
$8,695,000
471 N Mashta Dr, Key Biscayne FL 33149
7
BEDS
8
BATHS
8,953
SQFT
$971
$/SQFT
0.38
ACRES
2002
BUILT
"Stunning Bay, Harbor and Miami Skyline Views from this Addison Mizner-inspired waterfront estate. Villa Bellavista, built in 2002 and meticulously maintained, located in a quiet cul-de-sac on Key Biscayne’s coveted Mashta Island. Residence boasts 5 suites upstairs, 2 suites down for office/library/service/guest quarters, 7.5 baths, huge Master Suite with sitting area, Formal Living Room with fireplace, Family/Entertainment Room, Formal Dining, Modern Kitchen, Breakfast Area, all leading to broad open terraces with spectacular water views. Amenities include dual entrances, privacy wall, electrical gates for bothl driveways, 3-car garage, courtyards, pool, spa, new sea wall, 120ft of waterfront and dock for large yacht with immediate access to Smugglers Cove and Biscayne Bay."
 
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