Grand Bay Condos For Sale

Ultra Luxury
Ultra LuxuryAbove $1,000 per SqFt
High-End$650 - $1,000 per SqFt
Mid-Tier$400 - $650 per SqFt
Premium$300 - $400 per SqFt
Entry-LevelBelow $300 per SqFt
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Market Action
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Shows who has more leverage in the market
0–30 favors buyers
30–100 favors sellers
Selling Speed
6.25
Slow
Shows how quickly homes are being absorbed by buyers
20%+ Fast
8–19.9% Steady
Below 8% Slow
Inventory Supply
16
High
Shows how many months it would take to sell current inventory
0–3 Low
3–6 Balanced
6+ High
Sales Activity
2.11
Active
Shows how often homes are selling in this community
2+/mo Active
0.75–1.99/mo Steady
Below 0.75/mo Quiet
Rating
Loading
Community rating based on resident and buyer reviews
4.5+ Excellent
4.0–4.49 Good
3.0–3.99 Average
Below 3.0 Below Average
Results 7 of 7
Grand Bay Estates, 24 Grand Bay Estates Cir, Key Biscayne, Florida 33149, image 1
Grand Bay Estates, 24 Grand Bay Estates Cir, Key Biscayne, Florida 33149, image 2
Grand Bay Estates, 24 Grand Bay Estates Cir, Key Biscayne, Florida 33149, image 3
$4,999,999 $75K
  • 5 Beds
  • 51/2 Baths
  • 4,220 SqFt
  • $1,185/SqFt
Ultra Luxury
House for sale in Grand Bay Estates
24 Grand Bay Estates Cir, Key Biscayne, FL 33149
Experience island living at its best in this renovated 4, 220sf estate within grand bay estates, key biscayne's only guard-gated single-family enclave! This 5br/5.5ba home features a 2021 roof, new tankless water heaters, new ac units and full storm protection! The kitchen shines with quartz counters & sub-zero, wolf, & miele appliances, plus a dual-zone sub-zero wine fridge. The versatile layout includes all en-suite bedrooms, staff quarters, & private in-law suite with its own entrance. A rare find for key biscayne is the climate controlled 2-car garage plus golf cart garage. The backyard oasis offers a heated saltwater pool, summer kitchen & retractable awnings, perfect for entertaining! Hoa covers lawn care, 24hr security, pool maintenance, pest control, plus private park & playground! For the ultimate experience in luxury and privacy, look no further!
Grand Bay Tower, 430 Grand Bay Dr #307, Key Biscayne, Florida 33149, image 1
Grand Bay Tower, 430 Grand Bay Dr #307, Key Biscayne, Florida 33149, image 2
Grand Bay Tower, 430 Grand Bay Dr #307, Key Biscayne, Florida 33149, image 3
$3,400,000
  • 3 Beds
  • 4 Baths
  • 2,840 SqFt
  • $1,197/SqFt
Ultra Luxury
Condo for sale in Grand Bay Tower
430 Grand Bay Dr #307, Key Biscayne, FL 33149
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.
Grand Bay Residences, 445 Grand Bay Dr #418, Key Biscayne, Florida 33149, image 1
Grand Bay Residences, 445 Grand Bay Dr #418, Key Biscayne, Florida 33149, image 2
Grand Bay Residences, 445 Grand Bay Dr #418, Key Biscayne, Florida 33149, image 3
$2,520,000
  • 2 Beds
  • 21/2 Baths
  • 1,760 SqFt
  • $1,432/SqFt
High-End
Condo for sale in Grand Bay Residences
445 Grand Bay Dr #418, Key Biscayne, FL 33149
Experience refined coastal living in one of key biscayne's most prestigious beachfront communities. This turnkey, thoughtfully redesigned 2-bedroom, 2.5-bath residence features bright, open living spaces, a chef's kitchen centered around an oversized island, premium finishes, and timeless design throughout. Designed for both everyday living and effortless entertaining, the spacious floor plan flows seamlessly to a generous covered terrace overlooking lush tropical landscaping. The luxurious primary suite offers a spa-inspired bath and generous custom closet space, while the guest suite provides exceptional comfort and privacy. Grand bay residences offers 24-hour concierge, valet, a resort-style pool, fitness center, and exclusive beach service through the grand bay club. Ideally located just moments from the ritz-carlton, dining, parks, and marinas, this move-in-ready home perfectly captures the best of the key biscayne lifestyle.
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Grand Bay Tower, 430 Grand Bay Dr #801, Key Biscayne, Florida 33149, image 1
Grand Bay Tower, 430 Grand Bay Dr #801, Key Biscayne, Florida 33149, image 2
$6,900,000
  • 2 Beds
  • 31/2 Baths
  • 3,950 SqFt
  • $1,747/SqFt
Ultra Luxury
Condo for sale in Grand Bay Tower
430 Grand Bay Dr #801, Key Biscayne, FL 33149
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.
Grand Bay Tower, 430 Grand Bay Dr #1103, Key Biscayne, Florida 33149, image 1
Grand Bay Tower, 430 Grand Bay Dr #1103, Key Biscayne, Florida 33149, image 2
$6,850,000
  • 3 Beds
  • 31/2 Baths
  • 3,630 SqFt
  • $1,887/SqFt
Ultra Luxury
Condo for sale in Grand Bay Tower
430 Grand Bay Dr #1103, Key Biscayne, FL 33149
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.
Grand Bay Residences, 445 Grand Bay Dr #PH-1A, Key Biscayne, Florida 33149, image 1
Grand Bay Residences, 445 Grand Bay Dr #PH-1A, Key Biscayne, Florida 33149, image 2
$18,900,000
  • 5 Beds
  • 51/2 Baths
  • 8,435 SqFt
  • $2,241/SqFt
High-End
Condo for sale in Grand Bay Residences
445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149
High above the turquoise waters of key biscayne rises a penthouse that simply cannot be replicated. Once featured in architectural digest, this legendary corner residence at grand bay is a statement of scale, design, and presence. From sunrise over the atlantic to glittering sunsets across biscayne bay and the miami skyline, the views are cinematic in every direction, offering endless blue water, golden light, and exceptional privacy. Spanning an extraordinary 8, 435 square feet under air and 2, 825 square feet of terraces, totaling 11, 260 square feet as per the developer’s floor plan, the residence is defined by soaring 12-foot ceilings and grand proportions throughout. A dramatic foyer leads to a spectacular grand room designed for both intimate living and large-scale entertaining. The formal dining room is separate and elegant, while the completely remodeled kitchen and family room provide comfort and functionality. The fully renovated private library and custom bar enhance the home’s entertaining appeal. The primary suite is serene and expansive. All the bathrooms have just been completely remodeled, offering a fresh spa-inspired experience finished to today’s highest standards. Four (4) additional en-suite bedrooms ensure comfort and privacy. The terraces offer expansive outdoor living in the sky, perfect for sunrise mornings and sunset evenings overlooking the water and skyline. This is not simply a penthouse. It is a landmark residence, rare and impossible to duplicate.
Grand Bay Tower, 430 Grand Bay Dr #PH-1AN, Key Biscayne, Florida 33149, image 1
Grand Bay Tower, 430 Grand Bay Dr #PH-1AN, Key Biscayne, Florida 33149, image 2
Grand Bay Tower, 430 Grand Bay Dr #PH-1AN, Key Biscayne, Florida 33149, image 3
$26,000,000 $8M
  • 4 Beds
  • 42/2 Baths
  • 9,600 SqFt
  • $2,708/SqFt
Ultra Luxury
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.

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Subdivision Amenities

Barbecue
Beach Rights
Bike Storage
Clubhouse
Elevators
Fitness Center
Guard
Hobby Room
Maintenance
Management
Playground
Pool
Sauna
Storage
Trash

Community Residences

Stack/LineFloorExposureView
011‑125.5/33,950
East
Southeast
Ocean
Water
Pool
Garden
022‑125.5/33,950
East
Ocean
032‑125.5/33,630
Northeast
Ocean
City
042‑126.5/43,680
South
Ocean
Water
Pool
053‑123.5/32,930
East
Ocean
063‑123.5/32,930
North
City
Water
073‑124/32,840
Southeast
Garden
Ocean
083‑124.5/32,840
Northeast
North
Ocean
Bay
Garden
Stack/Line: 01
Floor: 1‑12
Bed/Bath: 5.5/3
Size SqFt: 3,950
Exposure:
East
Southeast
View:
Ocean
Water
Pool
Garden
Stack/Line: 02
Floor: 2‑12
Bed/Bath: 5.5/3
Size SqFt: 3,950
Exposure:
East
View:
Ocean
Stack/Line: 03
Floor: 2‑12
Bed/Bath: 5.5/3
Size SqFt: 3,630
Exposure:
Northeast
View:
Ocean
City
Stack/Line: 04
Floor: 2‑12
Bed/Bath: 6.5/4
Size SqFt: 3,680
Exposure:
South
View:
Ocean
Water
Pool
Stack/Line: 05
Floor: 3‑12
Bed/Bath: 3.5/3
Size SqFt: 2,930
Exposure:
East
View:
Ocean
Stack/Line: 06
Floor: 3‑12
Bed/Bath: 3.5/3
Size SqFt: 2,930
Exposure:
North
View:
City
Water
Stack/Line: 07
Floor: 3‑12
Bed/Bath: 4/3
Size SqFt: 2,840
Exposure:
Southeast
View:
Garden
Ocean
Stack/Line: 08
Floor: 3‑12
Bed/Bath: 4.5/3
Size SqFt: 2,840
Exposure:
Northeast
North
View:
Ocean
Bay
Garden

Penthouses & Tower Suites

Stack/LineFloorExposureView
PH1ANPH5.5/59,600
Bay
Ocean
PH1CSPH‑/‑3,680
PH1DNPH‑/‑2,930
PH1DSPH‑/‑2,930
PH1ESPH‑/‑4,420
PH2ANPH‑/‑5,350
PH2ASPH‑/‑5,350
PH2CSPH‑/‑3,680
PH2DNPH‑/‑2,930
PH2DSPH3.5/32,930
Ocean
Stack/Line: PH1AN
Floor: PH
Bed/Bath: 5.5/5
Size SqFt: 9,600
Exposure:
View:
Bay
Ocean
Stack/Line: PH1CS
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 3,680
Exposure:
View:
Stack/Line: PH1DN
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 2,930
Exposure:
View:
Stack/Line: PH1DS
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 2,930
Exposure:
View:
Stack/Line: PH1ES
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 4,420
Exposure:
View:
Stack/Line: PH2AN
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 5,350
Exposure:
View:
Stack/Line: PH2AS
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 5,350
Exposure:
View:
Stack/Line: PH2CS
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 3,680
Exposure:
View:
Stack/Line: PH2DN
Floor: PH
Bed/Bath: ‑/‑
Size SqFt: 2,930
Exposure:
View:
Stack/Line: PH2DS
Floor: PH
Bed/Bath: 3.5/3
Size SqFt: 2,930
Exposure:
View:
Ocean

Frequently Asked Questions

Nearby Subdivisions

High-End
0.03 miles
For Sale (2)
$9.9M - $18.9M
For Rent (1)
$10K - $10K
Ultra Luxury
0.04 miles
For Sale (5)
$3.4M - $26M
Ultra Luxury
0.08 miles
High-End
0.13 miles
For Rent (1)
$30K - $30K
Ultra Luxury
0.14 miles
For Sale (8)
$3.7M - $17.9M
For Rent (8)
$18K - $30K

Schools

Scores

Walk Score®
Somewhat Walkable. Some errands can be accomplished on foot
52

100
Bike Score®
Bikeable. Some bike infrastructure
52

100
Sound Score®
Bearable noise
83

100
Airport Score
Close to airports. Noticeable airport activity
0

100
Traffic Score
Congested area. Frequent traffic delays
22

100
Local Score
Limited local amenities nearby
0

100

Grand Bay Communities in Key Biscayne, FL

Key Biscayne
Ultra Luxury
Ultra Luxury Homes & Condos

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