Key Biscayne Real Estate Search

Key Biscayne 4 Bathroom for Sale

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Newest Key Biscayne 4 Bathroom Properties for Sale

$3,850,000
4 Beds ⋅ 4 Baths ⋅ A12049547 MLS ⋅ Island House BLDG.
Wake up to the sound of the waves and endless horizon views in this breathtaking direct oceanfront Key Biscayne sanctuary. Located in the highly sought-after Island House, this rare 3-bedroom-plus-den, 4-bath home spans nearly 2,400 square feet of seamless, open-concept design. Every room is kissed by natural light, with floor-to-ceiling windows that serve as a living canvas of the Atlantic. Pour a glass of wine and step onto your private balcony to watch the sunset, or take the elevator directly down to your quiet, pristine beach. Complete with a heated oceanfront pool, fitness center, elegant secure lobby, and covered parking, this is more than a home — it is a daily vacation.

200 Ocean Lane Dr Unit #501, Key Biscayne
$6,850,000
3 Beds ⋅ 4 Baths ⋅ A12034186 MLS ⋅ Grand Bay Tower BLDG.
A truly exceptional opportunity at Grand Bay Tower. This extraordinary residence showcases one of the building’s most unique and highly sought-after floor plans (03 line), a rare offering that combines elegance, comfort, and breathtaking views in perfect harmony. Perched on the 11th floor, the residence enjoys spectacular panoramic vistas of the Atlantic Ocean, Biscayne Bay, and the Miami skyline. Two expansive terraces invite you to experience both sunrise and sunset, while enjoying refreshing ocean breezes and seamless indoor-outdoor living. Impeccably maintained and flooded with natural light, this sophisticated home offers 3 spacious en-suite bedrooms, a powder room, and a spectacular den that serves as a private retreat and truly elevates the living experience. Thoughtfully designed throughout, the residence exudes warmth, character, and a sense of comfort rarely found in condominium living. Located just steps from the beach and within walking distance of restaurants, cafés, and shops, this exceptional residence offers the perfect blend of luxury, sophistication, and convenience. More than just an apartment, it is a place with soul…a true home in one of Key Biscayne’s most desirable addresses.

430 Grand Bay Drive Unit #1103, Key Biscayne
$5,799,000
4 Beds ⋅ 4 Baths ⋅ A12033340 MLS ⋅ Mashta Island BLDG.
Located on the exclusive and highly sought-after Mashta Island, this exceptional property offers a rare opportunity to build your dream home or enjoy the existing beautifully refurbished residence. The home features new bathrooms, updated flooring, and tasteful modern finishes throughout. Designed for relaxed Florida living, the spacious covered terrace overlooks a stunning mosaic-tiled pool, creating the perfect setting for entertaining or enjoying the tropical surroundings. A unique opportunity in one of Key Biscayne's most desirable neighborhoods. Easy to show.

669 S Mashta Dr, Key Biscayne
$3,799,000
2 Beds ⋅ 4 Baths ⋅ A12026035 MLS ⋅ Oceana Key Biscayne BLDG.
Fully remodeled and move-in ready, Residence 405N pairs 2 bedrooms and 3 baths with a versatile den that flexes as a home office, media room, or guest space. A massive west-facing balcony runs the length of the living areas, capturing open sunset views that make every evening the main event. Inside, a reimagined open layout and designer finishes create a calm, contemporary backdrop — all within one of Key Biscayne's most coveted oceanfront addresses. Island living, elevated.

350 Ocean Dr Unit #405N, Key Biscayne
$2,750,000
4 Beds ⋅ 4 Baths ⋅ A12019812 MLS ⋅ Gdns Of Key Biscayne BLDG.
Unique opportunity to own this extraordinary 4-bedroom plus den townhouse offering the lifestyle and comfort of a single-family home. Stunning and spacious living areas feature soaring high ceilings and expansive windows that fill the residence with natural light and showcase beautiful views of the lush landscaping. The spacious bedrooms, including two en-suite bedrooms, are thoughtfully located on the upper levels offering privacy from the main living and entertainment areas. The modern kitchen opens to an adjoining family room/den, which can be easily be enclosed to create a separate living space, office... Outdoor living is a true highlight, featuring a beautifully landscaped patio that creates a private oasis perfect for relaxing or entertaining. In addition, the residence offers a spectacular rooftop terrace with beautiful city and island views, ideal for enjoying breathtaking sunsets. Two car garage with additional storage space!! Ideally located just minutes from the beach, restaurants, shops, schools and all the best area amenities.

209 E Enid Dr Unit #36, Key Biscayne
$5,478,000
4 Beds ⋅ 4 Baths ⋅ A12010108 MLS ⋅ Biscayne Key Estates BLDG.
A truly exceptional Miami Modern Tropical residence set on a prime 8,010 SF corner lot, offering 3,549 SF of beautifully curated living space with 4 bedrooms and 3.5 bathrooms. Designed by architect Hervin Romney, a founding member of Arquitectonica, the home reflects a distinctive architectural vision inspired by the organic principles of Frank Lloyd Wright and the expressive forms of Antoni Gaudí, where art, design, and nature seamlessly converge. This residence captivates with its abundance of natural light, soaring high ceilings, fluid open spaces, and harmonious lines that create a sense of warmth, sophistication, and effortless flow throughout the main living areas. The beautifully remodeled kitchen and bar are a true centerpiece, featuring high-end appliances, premium finishes, refined craftsmanship, and a design that balances functionality with striking aesthetics. Step outside into your own private tropical retreat, where lush landscaping, graceful curved terraces, and a stunning swimming pool create an atmosphere of tranquility and escape. This outdoor sanctuary is perfect for both relaxation and entertaining. As an added privilege, the property includes membership to the Key Biscayne Beach Club, offering exclusive access to one of Miami’s most coveted coastal lifestyles. Key Biscayne is renowned for its pristine beaches, charming restaurants, and vibrant yet relaxed atmosphere—delivering a true island lifestyle just minutes from the city.

690 Warren Ln, Key Biscayne
$3,730,000
5 Beds ⋅ 4 Baths ⋅ A11999112 MLS ⋅ Tropical Isle Homes Sub 1 BLDG.
Located in one of the most exclusive residential pockets of Key Biscayne, surrounded by multi-million-dollar estates, this beautifully designed 5-bedroom, 4 full bathroom home offers the perfect balance of privacy, functionality, and tropical lifestyle. The layout is thoughtfully distributed with a private primary suite on one side, a separate nanny/guest suite with its own bathroom, and a dedicated wing for the children’s bedrooms—ideal for both family living and entertaining. Just steps from top-rated schools and only 10 minutes from the beach, the property features a stunning outdoor space with a resort-style pool and a charming tiki bar, creating the ultimate South Florida oasis. A rare opportunity to own in a highly sought-after neighborhood where surrounding homes reach $10M+.

524 Warren Ln, Key Biscayne
$3,000,000
3 Beds ⋅ 4 Baths ⋅ A11997995 MLS ⋅ Key Colony BLDG.
Spacious 3-bedroom townhouse with 2,640 sq.ft. located in the prestigious Key Colony community in Key Biscayne. This residence features a generous and functional layout, expansive living areas, and abundant natural light throughout. Ideal for comfortable island living, the townhouse offers the privacy of a home with access to the full-service amenities of Key Colony, including beach access, pools, tennis courts, gym, and 24-hour security. A great opportunity to enjoy the relaxed lifestyle of Key Biscayne in one of the island’s most desirable communities. Text Listing Agent for showing instructions.

201 Crandon Blvd Unit #163, Key Biscayne
$16,800,000
4 Beds ⋅ 4 Baths ⋅ A11990382 MLS ⋅ Mashta Island BLDG.
Welcome to your own slice of paradise! Enjoy breathtaking sunsets from your private dock on this waterfront property boasting 100 feet of direct Biscayne Bay frontage. Ideally located on Mashta Island. Set on a 15,000 SF lot, the home features 5 beds, 5 baths, including 2 bayfront primary suites with stunning views, impact windows and doors throughout. The open-concept layout flows seamlessly from the living and dining areas to the modern kitchen and out to the pool and entertainment patio, with floor-to-ceiling glass doors that open to blend indoor and outdoor living. Tranquil guest suite upstairs offering privacy and views. It also features an oversized 2-car garage, covered parking, and a spacious driveway for guests. Perfect to move in, renovate, or build your dream waterfront estate

640 S Mashta Dr, Key Biscayne
$3,980,000
5 Beds ⋅ 4 Baths ⋅ A11986564 MLS ⋅ Tropical Isle Homes Sub 4 BLDG.
This beautiful villa-style residence in Key Biscayne sits on charming Cranwood Drive, a quiet, residential street lined with mature oak trees near the Village entrance. Home offers 5RB/4BA, including a staff BR with ensuite bath and private entrance. Interior features include classic Cuban tile and parquet hardwood floors, French doors, Thermopane windows, LED lighting, and custom designer millwork. The home presents 3,077 total SF on an elevated 10,007 SF gated lot with wood fence and custom Dade County pine gate. Mature tropical landscaping surrounds the property, and a brick walkway leads to the welcoming fountain entry. Outdoor features include a free-form Bisazza glass pool with 32-ft lap lane and a spacious screened patio lounge with a fountain for a true indoor-outdoor experience. Inside, the spacious living room boasts high ceilings, custom millwork, a wood-burning fireplace, and direct patio lounge access. A private dining area sits next to the gourmet kitchen with a pitched wood-beamed ceiling, large center granite island, top-tier Electrolux, Whirlpool/Profile appliances, plus a breakfast area with a stained-glass window. The private principal suite includes a flexible office/den space, walk-in closet, ensuite bath, and garden access. Three additional bedrooms, including a private guest suite, all overlook lush gardens. This rare offering combines privacy, tropical charm, and exceptional living in one of Key Biscayne’s most desirable locations.

269 Cranwood Dr, Key Biscayne
$3,400,000
3 Beds ⋅ 4 Baths ⋅ A11989375 MLS ⋅ Grand Bay Tower BLDG.
Step off your private elevator into your own foyer and feel instantly at home. This updated, light-filled 3BR + maid's quarters / 4BA offers a wonderfully functional layout - open living and dining area, family room, and a partially open kitchen with snack counter, all flowing to a spacious garden terrace with peaceful green views. Three full ensuite bedrooms. The primary suite is bright and spacious with its own private balcony. Impact windows throughout. Move-in ready. Boutique building. Enjoy Grand Bay's five-star amenities: beach service, pool, fitness center, concierge, valet, tennis and padel courts, and more - all steps from the Ritz-Carlton! Island living at its finest.

430 Grand Bay Dr Unit #307, Key Biscayne
$6,900,000
2 Beds ⋅ 4 Baths ⋅ A11973615 MLS ⋅ Grand Bay BLDG.
Commanding breathtaking Atlantic vistas from its privileged eighth-floor setting at Grand Bay Tower, this residence is a rare offering on Key Biscayne. Enjoying an unusually private setting with unobstructed ocean views and minimal visibility from neighboring residences, the home offers a level of seclusion seldom found in oceanfront condominium living. Originally a three-bedroom, five-and-a-half-bath home, it has been masterfully reimagined into a grand two-bedroom, three-and-a-half-bath layout, enhancing scale and flow for refined entertaining and effortless daily living. Spanning approximately 3,950 square feet, the living and dining areas, a cozy family room, and a bright kitchen with breakfast area are complemented by three terraces totaling approximately 595 square feet, seamlessly integrated to capture sweeping Atlantic views from every room. Custom woodwork by renowned designer Juan Montoya enriches the interiors, while the serene primary suite offers a secluded sitting room, bespoke closets, and a spa-inspired bath, creating a private sanctuary within this singular home. The sale includes a private guest quarters—an increasingly rare and coveted amenity at Grand Bay—as well as two storage units. Combining exceptional scale, refined finishes, remarkable privacy, unobstructed Atlantic views, and desirable ancillary spaces, this residence represents a unique opportunity within one of Key Biscayne’s most prestigious oceanfront buildings.

430 Grand Bay Dr Unit #801, Key Biscayne
$4,500,000
4 Beds ⋅ 4 Baths ⋅ A11970482 MLS ⋅ Commodore Club South BLDG.
Expansive 4-bedroom, 3.5-bathroom residence combining Units 401 and 403, offering 2,825 sq ft of beautifully remodeled living space. This bright and airy home features spacious open-concept living and dining areas, elegant tile flooring throughout, and floor-to-ceiling windows showcasing stunning ocean views. A wraparound balcony extends from the main living areas, creating seamless indoor-outdoor living, perfect for relaxing or entertaining. The thoughtfully designed layout offers both privacy and functionality, ideal for those seeking generous oceanfront living. Includes two assigned parking spaces. The building offers direct beach access, 24-hour security and concierge services, a social room, and high-speed Wi-Fi throughout all common areas. Residents enjoy a heated swimming pool (one per building), three lighted tennis courts, a fully equipped fitness center with sauna, car wash area, and full beach service.

199 Ocean Lane Dr Unit #401, Key Biscayne
$3,750,000
3 Beds ⋅ 4 Baths ⋅ A11960157 MLS ⋅ The Ocean Club BLDG.
Spacious 3-bedroom, 3-bath residence featuring a generous flow-through floor plan in Ocean tower One, one of the most desirable buildings at Ocean Club. This light-filled unit offers ocean views from the main living areas and front terrace, along with open bay views from the rear balcony, providing abundant natural light throughout the day. The well-designed layout allows for exceptional versatility. The original dining area has been thoughtfully converted into a fourth bedroom or den, ideal for guests, home office, or additional family space. Enjoy 5 star resort-style amenities including private beach access and service, multiple pools, tennis and padel courts, spa, fitness center, on-site dining, and 24-hour security within this premier Key Biscayne community. Luxury living, Ocean views, Smart value!

799 Crandon Blvd Unit #605, Key Biscayne
$25,900,000
4 Beds ⋅ 4 Baths ⋅ A11869417 MLS ⋅ Tropical Isle Homes Sub 4 BLDG.
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.

200 Harbor Dr, Key Biscayne
$3,800,000
4 Beds ⋅ 4 Baths ⋅ A11856342 MLS ⋅ Biscayne Key Estates BLDG.
Don’t miss this unique opportunity to own a stunning oversized corner lot spanning 8,367SF! This beautifully remodeled home boasts a brand-new roof and appliances, ensuring modern comfort and peace of mind. Step inside to soaring high ceilings and a spacious open floor plan, highlighted by elegant wood floors throughout. The gourmet open kitchen is a true showstopper, perfect for cooking and entertaining in style. Designed for those who love the island lifestyle, this home offers expansive living spaces, a gorgeous pool area, and inviting outdoor areas perfect for entertaining or simply unwinding in paradise.

691 Ridgewood Rd, Key Biscayne
$3,650,000
2 Beds ⋅ 4 Baths ⋅ A11810648 MLS ⋅ Oceana Key Biscayne Condo BLDG.
Exceptional opportunity to live in Oceana, the pinnacle of luxury and exclusivity in Key Biscayne! The unit spans 1,830 sq ft with an open floor plan 2-bedroom, 3.5-bathroom plus den that can be used as a small bedroom or office. Conveniently located on an oceanfront property with a wide range of resort-style amenities, including beach service with chairs, towels, and umbrellas, a beach entry pool with cabanas, a lap pool, a cutting-edge fitness center, tennis courts, a spa, a residents-only restaurant, a putting green, volleyball courts, and more!

360 Ocean Dr Unit #205S, Key Biscayne
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