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430 Grand Bay Drive 1103, Key Biscayne, FL 33149
Active Under ContractBeachesMLS
Active Under ContractMLS® A12034186
$6,850,000

430 Grand Bay Drive 1103, Key Biscayne, FL 33149

Beds
3
Baths
4
Sqft
3,630
Est. payment$49,243/mo
Home type
Condominium
Year built
1999
Lot size
—
Price / sqft
$1,887
HOA
—
Community
GRAND BAY TOWER CONDO

Property description

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.

Listing activity

Days on market
—
Listed
—
MLS listing updated
Sep 9, 2026
Feed last checked
9 minutes ago

Listed by Brigitte Nachtigall · One Sotheby's International Realty

Map

Map location is based on MLS-supplied coordinates. Verify the location before relying on it.

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms
3
Bathrooms
4
Property

Not reported by the listing source.

Construction

Type & style

Home type
Condominium
Year built
1999
Utilities & green energy

Not reported by the listing source.

Community & HOA

Community

Subdivision
GRAND BAY TOWER CONDO

Association

Has association
Yes
Lease details

Not reported by the listing source.

Location

Area details

City
Key Biscayne
County
Miami-Dade
ZIP code
33149
Manufactured home details

Not reported by the listing source.

Financial & listing details

Listing

MLS number
A12034186
Additional MLS details

Reported by the listing source

Bathrooms Total Integer
4
County Or Parish
Miami-Dade
List Price
6850000
Living Area
3630
Mls Status
Active Under Contract
Postal Code
33149
Property Sub Type
Condominium
Property Type
Residential
Standard Status
Active Under Contract
State Or Province
FL
Subdivision Name
GRAND BAY TOWER CONDO
Bedrooms Total
3

Market value

Automated estimate—No licensed valuation source connected
Estimated sales range—Ask Karim for a local market analysis
Estimated rent—No licensed rental valuation source connected

Price history

DateEventPrice
Sep 9, 2026Price updatedBeachesMLS$6,850,000$1,887/sqft

Public tax history

—

Payment calculator

Estimated monthly payment$49,243/moIllustrative estimate, not a loan offer.
Principal & interest
$35,543
Property taxes
$10,275
Insurance
$3,425
Association dues
—

Live national rate context is displayed below through Mortgage News Daily’s official widget. The calculator rate remains a separate assumption until licensed machine-readable access is connected. This is not a loan offer.

Neighborhood

Area

GRAND BAY TOWER CONDO

Key Biscayne · Miami-Dade County · 33149

Climate risk

—

No licensed climate-risk source is connected.

Nearby schools

Not reported by the listing source.

School names and districts are MLS-reported when available. Verify attendance boundaries with the school district. Ratings require a licensed ratings provider.

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BeachesMLS

BeachesMLS · Listing courtesy of One Sotheby's International Realty. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright ©2026 BeachesMLS, Inc. IDX information is provided exclusively for consumers’ personal, non-commercial use and may be used only to identify prospective properties they may be interested in purchasing or leasing. Terms of use · Equal Housing Opportunity.