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430 Grand Bay Drive # 1103, Key Biscayne FL 33149

Condo/Co-op For Sale
$6,850,000

BTC: 106.71508987

ETH: 3,885.55481185

10 days
Waterfront
3 bds
3 ba
3,630 sqft

Overview

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.

Location

Details

Type:
Residential
Parking:
1 Space / Valet / No Rv/Boats / No Trucks/Trailers
Year Built:
1999
Lot:
No Data
Heating:
Electric
Price/sqft:
$1,887
Cooling:
Electric
HOA:
$4,084

Valuation

Our model vs. what's actually selling nearby.
Estimate
$4,600,000
$3.2M – $5.9M
Confidence Low
List vs. estimate
$2.2M above estimate
List $6,850,000 · +48.9%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$1,887
+94.8% vs. city median $968
Based on
19 MLS comparables
+ 30 public-records sales within 0.5 mi
Median actual sale: $2.3M
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$58,450
2026
HOA
$4,084/mo
View
Ocean View, Direct Ocean
Waterfront
Ocean Access, Ocean Front
All facts and features
  • Flooring

    • Ceramic Floor

    Heating

    • Electric

    Cooling

    • Electric

    Appliances

    • Dishwasher

    • Disposal

    • Dryer

    • Electric Range

    • Electric Water Heater

    • Microwave

    • Refrigerator

    • Wall Oven

    • Washer

    Other interior features

    • Built-in Features

    • Closet Cabinetry

    • Entrance Foyer

    • Walk-In Closet(s)

    • Den/Library/Office

    • Utility Room/Laundry

    Bedrooms and bathrooms

    • Bedrooms: 3

    • Bathrooms: 1

    • Full bathrooms: 3

  • Parking

    • 1 Space

    • Valet

    • No Rv/Boats

    • No Trucks/Trailers

    Property

    • Levels: 1

    • Exterior Features: Open Balcony

    Other Property Information

    • Parcel Number: 24-52-05-060-0330

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Condominium

  • Other financial information

    • HOA: $4,084

    • HOA Frequency: Monthly

    • Annual tax amount: $58,450

  • Source details

    • MLS ID: A12034186

    Other facts

    • Construction Materials: CBS Construction

    • Laundry Features: Utility Room/Laundry

    • Patio And Porch Features: Open Balcony

    • Window Features: Blinds

    • Architectural Style: High Rise

    • Waterfront: Yes

    • Living Area: 3630

    • Subdivision Name: GRAND BAY TOWER CONDO

Private inquiry
Talk to the advisor on this listing.
Floor plans, HOA docs, off-market comparables, scheduling a private showing — one message, direct to the local specialist.

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The multiple listing information is provided by the Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: One Sotheby's International Realty