Key Biscayne Real Estate Search

Key Biscayne Properties between $3,000,000 and $4,000,000 for Sale

Our website features the best real estate search for between $3,000,000 and $4,000,000 properties available in Key Biscayne and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official REALTOR®’s database every 15 minutes. 

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Newest Key Biscayne Properties between $3,000,000 and $4,000,000 for Sale

$3,300,000
3 Beds ⋅ 2 Baths ⋅ A12082121 MLS ⋅ Tropical Isle Homes Sub 4 BLDG.
Rare opportunity to own a 7,500 SF lot on coveted Harbor Drive, one of Key Biscayne’s most desirable residential streets. An exceptional homesite to build your dream island residence and create a custom home tailored to your lifestyle. The property currently features a classic Mackle home with 3 bedrooms, 2 baths, office/den, spacious garage, pool, outdoor entertaining area and lush tropical landscaping. Enjoy the existing home, renovate, or build new and take full advantage of this prime location. Moments from highly regarded public and private schools, beautiful beaches, parks, dining, shopping and recreational amenities. A coveted address offering the very best of Key Biscayne island living.

119 Harbor Dr, Key Biscayne
$3,750,000
3 Beds ⋅ 3 Baths ⋅ A12074574 MLS ⋅ Casa Del Mar Condominium BLDG.
Exceptional A-line corner residence at Casa del Mar, comprehensively reimagined in 2023 with a sophisticated, design-forward renovation and sweeping ocean, bay and Key Biscayne views. Spanning approximately 3,120 SF, this 3-bedroom, 3-bath home offers house-like proportions, refined finishes and a warm, contemporary design that complements its oceanfront setting. Expansive living and entertaining spaces are framed by floor-to-ceiling glass, with water views on two sides and two wraparound terraces, including a private wraparound terrace off the primary suite. Highlights include a striking kitchen with custom Italian cabinetry and a marble island, beautifully appointed baths, wide-plank engineered hardwood flooring throughout the living areas and bedrooms, impact windows, and automated shades and lighting. Extensive bespoke millwork and integrated furniture, designed specifically for the residence and included in the sale, add functionality and distinctive architectural character. The primary suite features a sitting area and custom walk-in closet, completing this one-of-a-kind, move-in-ready home at Casa del Mar, an iconic oceanfront building with direct beach access.

881 Ocean Dr Unit #10A, Key Biscayne
$3,595,000
3 Beds ⋅ 3 Baths ⋅ A12061633 MLS ⋅ Casa Del Mar BLDG.
Experience luxury coastal living in this Ocean front Building, corner unit with unobstructed ocean and city views. H unit seldomly on the market, fully renovated with 3 bedrooms, 3 bathrooms and den. impact windows. Direct access to the beach, tennis courts, fitness center and barbecue. few minutes from schools (Key Biscayne k-8 center - Mast Academy) , Restaurants & stores. only 15 minutes from Brickell and downtown.

881 Ocean Dr Unit #7H, Key Biscayne
$3,490,000
3 Beds ⋅ 3 Baths ⋅ A12057740 MLS ⋅ Grand Bay BLDG.
Rare opportunity in one of Key Biscayne's most sought-after buildings. This corner residence offers sweeping views of Biscayne Bay and the Miami skyline, framed by 3 balconies throughout. The kitchen features top-of-the-line appliances, a center island and a sun-filled breakfast nook — a true chef's dream. Marble flooring flows through the expansive, open living and dining areas, ideal for entertaining, while rich dark wood grounds the bedrooms with warmth. 3 full bedrooms, 2 full baths, plus a maid's quarters with full bath. Generous walk-in closets throughout. A private entrance sets the tone the moment you arrive — your own island getaway, move-in ready.

430 Grand Bay Dr Unit #708, Key Biscayne
$3,975,000
5 Beds ⋅ 5 Baths ⋅ A12053016 MLS ⋅ Ocean Club BLDG.
Exceptional corner lanai residence at the Ocean Club offering 3,186 sq. ft. of refined living and rare 10-ft ceilings. This 4BD/4.5BA home includes a versatile staff quarters/den with full bath. All four bedrooms are en-suite and feature floor-to-ceiling sliding doors opening to two expansive ground-level balconies with lush garden views, creating a private, home-like atmosphere. The oversized primary suite enhances the sense of space and comfort. Designer finishes include marble flooring, bamboo wood floors in two bedrooms, granite kitchen countertops, a welcoming foyer, breakfast area, and an open space ideal for an office or family room. Custom curtains with blackout treatments elevate the residence’s sophistication. With no stairs or elevator needed, the home is fully stroller- and wheelchair-accessible. Enjoy world-class Ocean Club amenities: beach service, multiple pools, spa, fitness center, tennis and paddle courts, children’s playground, clubhouse, salon, restaurants, and valet. Residence includes two covered parking spaces and private storage. Just steps from the beach. A one-time membership fee of $12,000 applies, plus annual food and beverage consumption of $3,100. Unit Rented until May 21, 2027 - $ 17.000,00 - Great investment opportunity

Key Biscayne
$3,750,000
4 Beds ⋅ 4 Baths ⋅ A12049547 MLS ⋅ Island House BLDG.
Owner says sell. 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
$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
$3,550,000
4 Beds ⋅ 3 Baths ⋅ A12002746 MLS ⋅ Tropical Isle Homes Sub 4 BLDG.
A beautifully remodeled residence offering a refined blend of style, comfort, and seamless indoor-outdoor living. Recently upgraded with impact windows and doors installed in February with warranty, the light-filled interiors showcase travertine flooring, fresh paint, and updated lighting throughout. The renovated kitchen features stainless steel appliances, a wine cooler, and flows effortlessly into expansive living spaces, including a formal living room and a spacious dining and family area overlooking the pool and garden. A thoughtful split floor plan enhances privacy, highlighted by a generous primary suite with a custom walk-in closet and direct pool access, along with a secondary bedroom featuring its own bath and pool entry. Additional improvements include updated bathrooms, new AC ductwork with linear vents, an upgraded electrical panel, and a tankless water heater. Outdoors, a palm-lined yard surrounds the pool within fully fenced grounds with dual aluminum gates. A new aluminum roof installed in September 2024, two AC systems, sprinkler system, and ample parking complete this well-appointed home.

255 Ridgewood Rd, Key Biscayne
$3,549,000
3 Beds ⋅ 3 Baths ⋅ A12012123 MLS ⋅ The Ocean Club BLDG.
Elegant & spacious 3 bed, 3 bath at The Ocean Club, Key Biscayne. This spacious residence features a prime southeast exposure with stunning views of the Atlantic Ocean, pool, and tropical gardens. The floor-through layout includes two large terraces—one with ocean views and the other overlooking the beach, bay, and a peek of city lights. Enjoy world-class amenities: direct beach access with towel, chair, and umbrella service, beachfront and lap pools, gyms, spa with sauna, steam, and whirlpool, 8 Har-Tru lighted tennis courts, on-site spa and beauty center, Beach Bar & Grill, Fresco restaurant, valet, concierge, and kids’ playground. A perfect Escape in a resort-style setting.

791 Crandon Blvd Unit #404, Key Biscayne
$3,340,000
3 Beds ⋅ 3 Baths ⋅ A12004256 MLS ⋅ Ocean Tower Two Condo BLDG.
Spacious 3BD/3BA residence offering 2,510 SF in the highly desirable Ocean Tower Two at The Ocean Club. Ideally positioned just steps from the beach, this unit enjoys one of the closest locations to the ocean within the community. Bright and expansive layout with generous living areas, large terrace, and excellent flow for both everyday living and entertaining. A rare opportunity to own in one of Key Biscayne’s most sought-after buildings

791 Crandon Blvd Unit #302, 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
$3,980,000
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
$3,599,000
3 Beds ⋅ 3 Baths ⋅ A11968667 MLS ⋅ Mar Azul BLDG.
Now with significant price repositioning. Stunning penthouse with ocean views and Key Biscayne shoreline. Three bedrooms, 3 baths. 3711 sq. ft. The bright and airy living room seamlessly integrates with the dining area, featuring floor-to-ceiling windows that flood the space with natural light. Enjoy culinary delights in the state-of-the-art kitchen, equipped with top-of-the-line appliances, custom cabinetry, and a generous island for casual dining. The master bedroom offers a private oasis with panoramic water views, two walk-in closets, and an en-suite bathroom featuring dual vanities, and a glass-enclosed shower. Two additional well-appointed bedrooms provide comfort and privacy, each with its own stylish bathroom. Laundry room and storage unit Residents have access to a private pool, fitness center, and beach access, ensuring a lifestyle of convenience and leisure. This penthouse is a rare gem, offering an unparalleled blend of luxury, comfort, and beachside living. Don’t miss your chance to own a piece of paradise in Key Biscayne.

600 Grapetree Dr Unit #11BN, 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
$3,500,000
2 Beds ⋅ 3 Baths ⋅ A11951092 MLS ⋅ Oceana Key Biscayne BLDG.
Experience refined beachfront living at Oceana Key Biscayne, the island’s premier luxury condominium community. Designed by the acclaimed firm Arquitectonica, this iconic oceanfront development spans 10.3 acres and offers 400 linear feet of pristine Atlantic shoreline. Rising 15 stories, Oceana features 142 exclusive residences and 12 private villas, setting a new standard for coastal elegance. Residence 205N offers a spacious 2-bedroom layout with a staff room, an open-concept gourmet kitchen equipped with top-tier appliances, high-end finishes throughout, private elevator access, and expansive terraces ideal for enjoying ocean breezes and sunset views. Residents enjoy world-class resort-style amenities including valet service, beachfront dining, state-of-the-art fitness center, lap and recreational pools, tennis courts, beach volleyball, media and party rooms, and dedicated children’s spaces—delivering the ultimate Key Biscayne lifestyle.

350 Ocean Dr Unit #205N, Key Biscayne
$3,600,000
3 Beds ⋅ 3 Baths ⋅ A11932240 MLS ⋅ Casa Del Mar BLDG.
Step into luxury with this spectacular water front 3-bedroom, 3-bath residence boasting 3,120 sq ft of elegant living space. Perfectly situated in the heart of Key Biscayne. This home offers panoramic bay views and resort like beach access creating the ultimate coastal lifestyle. Expansive open floor plan with abundant natural light, floor to ceiling windows and wrap around balconies. Gourmet kitchen with premium appliances and elegant bathrooms. This unit offers luxury, comfort and excellent location perfect for those looking for serene retreat with the conveniences of island living minutes from exciting urban Miami.

881 Ocean Dr Unit #20A, 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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