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430 Grand Bay Dr # 708, Key Biscayne FL 33149

Condo/Co-op For Sale
$3,690,000

BTC: 58.20189274

ETH: 1,939.41050330

1 days
Waterfront
3 bds
3 ba
2,840 sqft

Overview

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.

Location

Details

Type:
Residential
Parking:
1 Space / Guest / Valet
Year Built:
1999
Lot:
No Data
Heating:
Central
Price/sqft:
$1,299
Cooling:
Central Air
HOA:
$3,200

Valuation

Our model vs. what's actually selling nearby.
Estimate
$2,800,000
$2.2M – $3.9M
Confidence Low
List vs. estimate
$890K above estimate
List $3,690,000 · +31.8%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$1,299
+31.2% vs. city median $990
Based on
33 MLS comparables
+ 30 public-records sales within 0.5 mi
Median actual sale: $2.0M
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$24,825
2025
HOA
$3,200/mo
View
Bay, Skyline
Waterfront
Ocean Access, Ocean Front
Garage
1 car garage
All facts and features
  • Flooring

    • Tile

    • Wood

    Heating

    • Central

    Cooling

    • Central Air

    Appliances

    • Dishwasher

    • Disposal

    • Dryer

    • Microwave

    • Refrigerator

    • Wall Oven

    • Washer

    Other interior features

    • Lobby

    • Built-in Features

    • Closet Cabinetry

    • Entrance Foyer

    • Split Bedroom

    • Walk-In Closet(s)

    • Maid/In-Law Quarters

    • Storage

    Bedrooms and bathrooms

    • Bedrooms: 3

    • Full bathrooms: 3

  • Parking

    • 1 Space

    • Guest

    • Valet

    Property

    • Exterior Features: Open Balcony

    Other Property Information

    • Parcel Number: 24-52-05-060-0830

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Condominium

  • Other financial information

    • HOA: $3,200

    • HOA Frequency: Monthly

    • Annual tax amount: $24,825

  • Source details

    • MLS ID: A12057740

    Other facts

    • Construction Materials: Concrete Block Construction

    • Patio And Porch Features: Open Balcony

    • Window Features: Complete Impact Glass / Impact Glass

    • Architectural Style: High Rise

    • Waterfront: Yes

    • Garage Spaces: 1

    • Attached Garage: Yes

    • Garage: Yes

    • Living Area: 2840

    • Subdivision Name: GRAND BAY TOWER CONDO,Grand Bay

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: Coldwell Banker Realty