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Key Biscayne, FL Real Estate For Sale

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The EmeraldBay At Key Colony, 151 Crandon Blvd #1226, Key Biscayne, Florida 33149, image 1
$2,750,000 $150K
  • 4 Beds
  • 4 Baths
  • 3,127 SqFt
  • $879/SqFt
Condo for sale in The EmeraldBay At Key Colony
151 Crandon Blvd #1226, Key Biscayne, FL 33149
Unique opportunity to purchase a penthouse unit with extraordinary bay, miami skyline, sunset & ocean views! This original condition unit is currently configured with 4 bedrooms, 4 bathrooms & a bar/den! Spacious 3127 sq. Ft. Interior provides endless possibilities to customize to personal needs! Features include a 12 ft. X 10 ft. Skylight over living/dining room areas and a 58+ wide terrace, of which every major room has access!
Botanica At Key Colony, 141 Crandon Blvd #446, Key Biscayne, Florida 33149, image 1
$1,575,000
  • 4 Beds
  • 2 Baths
  • 1,715 SqFt
  • $918/SqFt
Condo for sale in Botanica At Key Colony
141 Crandon Blvd #446, Key Biscayne, FL 33149
Move in ready 3 bed / 2 bath + 1 office/den perfect as office, den, storage, or service room in botanica at key colony - unlike standard floor plans, this unit offers a true interior living area of approximately 2, 000+ sf with hallway & storage areas incorporated over 20+ years ago. No neighbors above you as this is the top floor. Recently remodeled. Abundant natural light. Modern open spacious open kitchen with spectacular porcelain countertops & backsplash overlooking living/dining, wood floors, elegant wall paper accent walls, electric blackout shades, custom closets & brass fixtures. Double oven. Elegant double door entry, wide hallway, balcony with sunset views. **yes golf cart permitted** private beach access, 12 tennis courts, spa, pools, fitness, playground & convenience store. Available also for rent
Tropical Isle Homes, 401 Warren Ln, Key Biscayne, Florida 33149, image 1
Backup
$3,200,000
  • 4 Beds
  • 3 Baths
  • 2,958 SqFt
  • $1,082/SqFt
House for sale in Tropical Isle Homes
401 Warren Ln, Key Biscayne, FL 33149
Welcome to your private retreat in prestigious key biscayne! This spacious corner residence offers 4 bedrooms and 3 baths including a separate 1/1 in-law quarters ideal for extended family, or a private home office. The main home's functional layout features 3 beds/ 2 baths, generous living areas, and a tranquil ambiance. The kitchen includes stainless steel appliances and a formal dining room. A major upgrade providing peace of mind and long-term value was completed in 2024 with a new roof. Situated on a lush, tree-lined street, the property offers serene outdoor living with room for a pool. Enjoy the exclusive island lifestyle with access to top-rated schools, beaches, parks, marinas, and dining just minutes away. Ideal for buyers ready to make it their own in a prime neighborhood.
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Fernwood Homes, 544 Fernwood Rd, Key Biscayne, Florida 33149, image 1
$3,000,000
  • 4 Beds
  • 3 Baths
  • 2,605 SqFt
  • $1,152/SqFt
Townhouse for sale in Fernwood Homes
544 Fernwood Rd, Key Biscayne, FL 33149
Welcome to **the village green house**, a striking modern 4-bedroom, 3-bath residence in one of key biscayne’s most coveted locations. Perfectly positioned just behind the recreation center—hub of wellness, sports, and community life—and steps from village hall and village green park. Expansive windows fill the home with natural light, creating bright, elegant living spaces. Enjoy a private heated pool, rooftop terrace ideal for sunset entertaining, and the convenience of an elevator. **no association restrictions** allow effortless living with sports cars, golf cart, bikes, and surf gear. Just steps to the beach, shops, dining, and parks—this is refined island living at its best.
Ocean Tower, Key Biscayne, Florida 33149, image 1
$3,795,000
  • 4 Beds
  • 5 Baths
  • 3,186 SqFt
  • $1,191/SqFt
Condo for sale in Ocean Tower
Undisclosed Address, Key Biscayne, FL 33149
Exceptional corner lanai residence at ocean club 3, 186 sq. Ft. And rare 10-ft ceilings. 4bd/4.5ba, plus staff quarters or den with bath. Four bedrooms are en-suite with floor-to-ceiling sliders opening to two large ground-level balconies with garden views—offering a private, home-like feel. Oversized primary suite. Designer finishes include marble tile, bamboo wood floors in two bedrooms, granite kitchen countertops, foyer, breakfast area, open space for office or family room and custom curtains with blackout treatments. No stairs or elevator required—fully stroller and wheelchair accessible. Luxury amenities: beach service, pools, spa, gym, tennis, paddle courts, kids playground, clubhouse, salon, restaurants, valet. Includes 2 covered parking spaces and private storage. Steps from the beach. There is a one-time membership fee of $12, 000, plus annual food and drink consumption of $3, 100.
Key Cassa, 200 Sunrise Dr #200C, Key Biscayne, Florida 33149, image 1
$2,100,000
  • 4 Beds
  • 4 Baths
  • 1,750 SqFt
  • $1,200/SqFt
Condo for sale in Key Cassa
200 Sunrise Dr #200C, Key Biscayne, FL 33149
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Lake Tower, 765 Crandon Blvd #102, Key Biscayne, Florida 33149, image 1
$4,100,000
  • 4 Beds
  • 41/2 Baths
  • 3,368 SqFt
  • $1,217/SqFt
Condo for sale in Lake Tower
765 Crandon Blvd #102, Key Biscayne, FL 33149
Welcome to a truly spectacular home in the prestigious lake tower at ocean club. This one-of-a kind residence boasts an oversized lanai terrace (over 2000sqft) with pretty lake views, a perfect setting for outdoor children's play area, dining, and entertaining. The apartment is in impeccable condition, offering a thoughtfully designed layout with three spacious en-suite bedrooms, plus separate staff quarters with a private bathroom. A versatile additional space serves beautifully as a family room, playroom, media room, or even another bedroom, tailored to suit your lifestyle. Lots of storage and built-in surround sound elevate the living experience. Lake tower is a boutique building with 75 units that provides all the amenities: 24-hour concierge, valet parking, etc..
Club Tower, 785 Crandon Blvd #705, Key Biscayne, Florida 33149, image 1
$5,450,000
  • 4 Beds
  • 5 Baths
  • 4,200 SqFt
  • $1,298/SqFt
Condo for sale in Club Tower
785 Crandon Blvd #705, Key Biscayne, FL 33149
Direct ocean, bay, sunset & miami skyline views! Two floor unit offers 4 bedrooms, 5 bathrooms, family room, huge living room & four large terraces! Living/dining/kitchen & guest bedroom on 7th floor, 3 bedrooms, 3 bathrooms & family room on the 8th floor! Spectacular location! 4 assigned, covered parking spaces and two storage bins.
Tropical Isle Homes, 255 Ridgewood Rd, Key Biscayne, Florida 33149, image 1
$3,650,000
  • 4 Beds
  • 3 Baths
  • 2,177 SqFt
  • $1,677/SqFt
House for sale in Tropical Isle Homes
255 Ridgewood Rd, Key Biscayne, FL 33149
Fully remodeled 4 bedroom and 3 full bath , new hurricane windows and doors will be installed in february, marble tiles throughout, new paint and light fixtures, new kitchen with stainless steel appliances incl wine cooler, formal living room and large dining/ family room facing pool and garden , lots of natural light, split floor plan, master bedroom with walk in closet and access door to pool area, 3 bedrooms where one bedroom offers private bath and sliding door to pool area, could be used as in- law/maids room, separate laundry room with entrance to in-law/maids room, 2 ac systems, large pool area for outside entertainment plus dining area and palm tree lined yard, fully fenced and private back area with gate on each side, house was painted outside had new metal roof installed sept 2024, sprinkler system, parking for 4 cars in front.
Ocean Tower, 791 Crandon Blvd #1408, Key Biscayne, Florida 33149, image 1
Backup
$10,000,000
  • 4 Beds
  • 51/2 Baths
  • 5,207 SqFt
  • $1,920/SqFt
Condo for sale in Ocean Tower
791 Crandon Blvd #1408, Key Biscayne, FL 33149
The most desirable residence at the ocean club, set in the coveted first position directly on the sand! Wake up to spectacular sunrises, sweeping ocean vistas, and endless miami skyline views from this rare corner unit with over 5, 200sf of beautifully redesigned living space. Four expansive terraces create a seamless indoor-outdoor flow, perfect for entertaining or simply embracing the island lifestyle. With 4 bedrooms plus staff, this masterpiece combines elegance and comfort. Other exclusives include a 24 hr. Private concierge, wine cellar & four parking spaces. The ocean club is resort-style family living with a private beach club, poolside restaurants, fitness center, spa & beauty salon, tennis club & more! Key biscayne is an unmatched island paradise just minutes from miami’s downtown
Cape Florida, 161 Cape Florida Dr, Key Biscayne, Florida 33149, image 1
$15,390,000 $500K
  • 4 Beds
  • 41/2 Baths
  • 6,661 SqFt
  • $2,310/SqFt
House for sale in Cape Florida
161 Cape Florida Dr, Key Biscayne, FL 33149
Experience luxury living at its finest in this stunning key biscayne waterfront home!. Recently renovated to the highest standard, no expense was spared in creating this masterpiece with new bedrooms, bathrooms, flooring, plumbing, electrical, outdoor deck, kitchen, and appliances. Enjoy the spacious, contemporary design with a private oasis and breathtaking canal views. Natural light streams through soaring ceilings and floor-to-ceiling sliding glass doors, while custom lighting adds a touch of sophistication. The home features 4 generous en-suite bedrooms, a gym (convertible to a 5th bedroom), a gorgeous home theater, powder room, cabana bath, and an outdoor summer kitchen with covered lounge space and boat lift. Additional conveniences include 2 service bedrooms!
Oceana Key Biscayne, 350 Ocean Dr #301N, Key Biscayne, Florida 33149, image 1
$9,099,000
  • 4 Beds
  • 61/2 Baths
  • 3,798 SqFt
  • $2,396/SqFt
Condo for sale in Oceana Key Biscayne
350 Ocean Dr #301N, Key Biscayne, FL 33149
Stunning corner residence at oceana key biscayne beautiful light-filled 4 bed + staff quarters, 6.5 bath corner residence in the exclusive oceana key biscayne. Features include marble and wood floors, custom built-out closets in every bedroom, motorized blinds with sheer window treatments, and oversized wraparound terraces showcasing incredible ocean views. This full-service building offers world-class amenities including pool and beach access, fitness center, spa, tennis courts, restaurant, concierge, and 24-hour security. A true island sanctuary offering the best in luxury beachfront living. Tenant occupied — showings by appointment only with a minimum of 24-hour notice.
Cape Florida, 100 Cape Florida Dr, Key Biscayne, Florida 33149, image 1
$19,800,000
  • 4 Beds
  • 54/2 Baths
  • 8,240 SqFt
  • $2,403/SqFt
House for sale in Cape Florida
100 Cape Florida Dr, Key Biscayne, FL 33149
Enjoying an exceptional 270ft of l-shaped water frontage facing 185-ft-wide pines canal and the natural beauty of bill baggs cape florida state park, this elegant island-coastal estate is tailored to a boating lifestyle. Offering calm and naturally sheltered harbor, concrete seawall, boat lift, dockside kitchen and side-dock boat storage that preserves unobstructed water views, the property provides a sense of openness, privacy, and tranquility. Clean architectural lines, an internal garden courtyard, and generous covered terraces fill the residence with natural light and create a seamless connection to the surrounding water and landscape. This elevated home offers 4 bedrooms plus staff quarters, 5 bathrooms, and 4 half-baths within 8, 240 sqft of living space on a 16, 500-sqft lot. Architectural tray ceilings, refined millwork, custom wall paneling, and thoughtfully designed built-ins with abundant storage add depth and craftsmanship while maintaining a light, contemporary coastal aesthetic. Formal living and dining rooms with elegant millwork provide an ideal setting for entertaining. The kitchen is appointed with calacatta gold marble countertops, gas cooking, sub-zero and viking appliances, and a butler’s pantry. Additional highlights include 2 family rooms, fitness center with water views, 2 garages accommodating 7+ cars/golf carts, temperature-controlled wine cellar for 1, 400+ bottles, elevator, retractable screen doors, generator and saltwater heated pool.
Grand Bay Tower, 430 Grand Bay Dr #PH-1AN, Key Biscayne, Florida 33149, image 1
$26,000,000 $8M
  • 4 Beds
  • 42/2 Baths
  • 9,600 SqFt
  • $2,708/SqFt
Condo for sale in Grand Bay Tower
430 Grand Bay Dr #PH-1AN, Key Biscayne, FL 33149
Dominating the key biscayne skyline, this geoffrey bradfield–designed penthouse is a rare display of power, prestige, and absolute luxury. Encompassing 13, 630 sq. Ft. With 10, 421 sq. Ft. Under air and 3, 000+ sq. Ft. Of oceanfront terraces, it commands 100 feet of unobstructed beachfront with sweeping sunrise and sunset views. Directly adjacent, the $100m+ newly reimagined ritz-carlton and its brand-new beach club sit at your footsteps, elevating exclusivity to a world-class level. Inside, soaring ceilings showcase a showpiece chef’s kitchen, grand dining, four-private en-suites, a refined executive office, staff quarters, and couture-caliber closets. Includes five premium parking spaces and five oversized private storage cages. A true trophy residence at the apex of coastal luxury.
Mashta Island, 591 N Mashta Dr, Key Biscayne, Florida 33149, image 1
$16,950,000
  • 4 Beds
  • 41/2 Baths
  • 4,290 SqFt
  • $3,951/SqFt
House for sale in Mashta Island
591 N Mashta Dr, Key Biscayne, FL 33149
Beautiful and unique waterfront home on exclusive mashta island, on desirable north mashta dr in key biscayne. Elevated and very comfortable 4br/4.5ba + maid’s quarters with approx. 4, 290 sq ft under a/c, sitting on a large and private 15, 184 sq ft lot, ideal for enjoying with family and friends. Approx. 50 ft dock where the owners have docked boats of around 78 ft, with deep water of about 8 ft even at low tide – a rare true deep-water access on the island. North-facing canal keeps the house and outdoor areas pleasant and cooler all year round. Easy to show. Bring your qualified buyers and best offers.
Tropical Isle Homes, 200 Harbor Dr, Key Biscayne, Florida 33149, image 1
$25,900,000
  • 4 Beds
  • 4 Baths
  • 2,566 SqFt
  • $10,094/SqFt
House for sale in Tropical Isle Homes
200 Harbor Dr, Key Biscayne, FL 33149
Key biscayne waterfront – unbeatable location. Experience miami’s skyline views from your private saltwater pool and man-made beach. This elegant four-bedroom residence features marble floors, impact-glass windows, and a modern open kitchen filled with natural light. Enjoy two electric boat slips, direct water access for kayaking or paddleboarding, and a spacious two-car garage. Currently leased until december 1, 2025.
Mashta Island, 631 N Mashta Dr, Key Biscayne, Florida 33149, image 1
$23,500,000
  • 4 Beds
  • 41/2 Baths
  • 2,255 SqFt
  • $10,421/SqFt
House for sale in Mashta Island
631 N Mashta Dr, Key Biscayne, FL 33149
Bring all offers - waterfront dream home in the making! Key biscayne's ultimate boater's paradise - fully renovated luxury residence coming soon this is a rare and exceptional opportunity to own a like-new, fully renovated luxury home in one of key biscayne's most exclusive waterfront enclaves. Currently under an extensive renovation with expected completion in approximately 5 months, this residence is being reimagined with the highest standards of modern design, comfort, and functionality. A complete transformation - inside and out this is not just a cosmetic update — this is a down-to-the-studs, full-scale renovation that will result in a completely refreshed and reimagined home. Upon completion, this property will boast: "all-new flooring throughout with elegant, high-end finishes "smooth new ceilings with upgraded lighting and architectural detailing "completely new electrical and plumbing systems, built to current codes and standards "a redesigned layout to enhance flow, functionality, and natural light "spacious bedrooms and luxurious bathrooms, featuring premium fixtures, modern vanities, custom tile work, and spa-like finishes "a chef's dream kitchen with custom cabinetry, oversized island, quartz countertops, and top-of-the-line appliances from leading brands "brand-new air conditioning system for efficient, zoned climate control "impact-resistant windows and doors . "thoughtfully designed interior and exterior spaces, perfect for both relaxed family living and stylish entertaining. Waterfront living at its finest set on a 15, 000 sq. Ft. Lot, this home offers spectacular water views and seamless access to biscayne bay. Boating enthusiasts will appreciate: "a private dock with deep water access, ideal for accommodating a large boat or yacht "no bridges to the ocean, allowing for effortless navigation to open waters "direct bay access, just minutes from the atlantic "an expansive backyard with space for outdoor dining, lounging, with pool "unforgettable sunsets over the bay, right from your own backyard oasis. Prime key biscayne location located in a prestigious and tranquil section of key biscayne, this home offers both privacy and convenience. Enjoy world-class beaches, top-rated schools, parks, tennis clubs, fine dining, and more all just moments away from the heart of miami. Whether you're searching for a personal waterfront sanctuary or a savvy long-term investment, this remarkable property delivers the best of luxury, lifestyle, and location with the added bonus of a brand-new renovation built for modern living. Now is the time to secure this extraordinary property before completion. Bring all offers - this one won't last.
Key Biscayne, FL Snapshot
153Active Inventory
3New Listings
$449K to $29.9MPrice Range
24Pending Sales
$1.4MMedian Closed Price
72Avg. Days On Market

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