445 Grand Bay Drive # 2A, Key Biscayne FL 33149, photo 1
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$12,990,000

CondominiumActive
⏱️ Listed today
4Beds
6Baths
7,400Sq Ft
1996Built

445 Grand Bay Drive # 2A, Key Biscayne FL 33149

MLS #A12113410

About This Property

Experience oceanfront living at its finest in this extraordinary floor-through penthouse at Grand Bay Residences, one of Key Biscayne’s most prestigious luxury addresses. Encompassing an impressive 7,400 square feet under A/C, this exceptional residence offers breathtaking panoramic views of the Atlantic Ocean, Biscayne Bay, and the Miami skyline. Two magnificent, oversized terraces facing east and west create an unparalleled indoor-outdoor living experience, where spectacular sunrises over the ocean and unforgettable sunsets over the bay become part of everyday life. Beautifully upgraded and designed for both grand entertaining and comfortable living, the residence features expansive living areas, an elegant formal dining room, gourmet kitchen, and private home theater. The magnificent primary suite is a true private sanctuary, featuring a generous walk-in closet and two separate, beautifully appointed bathrooms, offering the ultimate in comfort, privacy, and luxury. Three additional spacious bedrooms, each with its own en-suite bathroom, provide exceptional comfort and privacy. Residents enjoy an extraordinary resort-style lifestyle with direct beach and ocean access, concierge and valet services, a state-of-the-art fitness center, a spectacular swimming pool, and the impeccable service of Grand Bay’s dedicated professional staff. A rare opportunity to own a truly remarkable penthouse where space, sophistication and breathtaking views capture the best of this island.

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Marie I. Sanjurjo
Licensed Broker
Blue Mar Real Estate Group
📞 (305) 680-5672💬 WhatsApp Marie✉️ [email protected]

About Key Biscayne

Key Biscayne is a barrier island community just a bridge ride from Brickell, offering an island lifestyle wrapped around Crandon Park, Cape Florida State Park, and the Crandon Golf Course. The village is known for its safety, top-rated schools, and walkable pace, with residents ranging from young families to international buyers seeking secondary residences. Limited inventory and tight geography keep prices premium relative to mainland Miami.

Explore Key Biscayne →📊 Key Biscayne market report

Property Details

Property Type

Condominium

Year Built

1996

Living Area

7,400 sq ft

Bedrooms

4

Bathrooms

6

Pool

No

Waterfront

Yes

Cooling

Electric

Heating

Electric

Flooring

Ceramic Floor, Marble

Construction

CBS Construction

Style

High Rise

HOA Fee

None

Annual Taxes

$56,046 (2025)

Days on Market

0

MLS #

A12113410

Features & Amenities

Interior

Built-in FeaturesCloset CabinetryFire SprinklersEntrance FoyerPantryWalk-In Closet(s)Family RoomMedia Room

Appliances

DishwasherDisposalDryerElectric RangeElectric Water HeaterIce MakerMicrowaveRefrigeratorWall OvenWasher

Exterior

East Of Us1Open Balcony

Other

Ocean AccessOcean Front1 SpaceCoveredValetNo Rv/Boats

Nearby Schools

Assigned public schools pulled from Miami-Dade County Public Schools’s official attendance-boundary data. Verify current boundaries with MDCPS before buying — zones can change year to year.

Assigned Public Schools
Elementary
Key Biscayne K-8 Center
Grades PK-8
150 W McIntire St., Key Biscayne 33149
Middle
Ponce de Leon MS
Grades 6-8
5801 Augusto St., Coral Gables 33146
High
Coral Gables Senior High
Grades 9-12
450 Bird Rd., Coral Gables 33146
Private Schools Within 5 Miles
St Christophers - By-The-Sea Montessori School0.5 mi
95 Harbor Dr, Key Biscayne
St Agnes Academy0.6 mi
122 Harbor Dr, Key Biscayne
Key Biscayne Presbyterian School0.7 mi
160 Harbor Dr, Key Biscayne
Immaculata-La Salle High School4.7 mi
3601 S Miami Ave, Miami
Fisher Island Day School4.9 mi
2 Fisher Island Dr, Miami Beach
La Prima Casa Montessori - Brickell Campus5.0 mi
1770 Brickell Ave, Miami

School data source: Miami-Dade County Open Data Hub

Location

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City

Key Biscayne

State

FL

ZIP Code

33149

County

Miami-Dade County

Subdivision

GRAND BAY RESIDENCES COND

$12,990,000
445 Grand Bay Drive # 2A, Key Biscayne FL 33149
4Beds
6Baths
7,400Sq Ft
📞 (305) 680-5672💬 WhatsApp
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445 Grand Bay Drive # 2A, Key Biscayne FL 33149$12,990,000

Listing provided by Brigitte Nachtigall at One Sotheby's International Realty. Data from Miami Association of REALTORS®. All information deemed reliable but not guaranteed. Listing #A12113410.