Condominium
430 Grand Bay Dr # 708
430 Grand Bay Dr # 708, Key Biscayne FL 33149 Get directions
$3,490,000
3 Beds · 3 Baths · 2,840 SqFt
See estimated monthly costThis listing is courtesy of Coldwell Banker Realty. Joan Mc Caughan
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.
Facts & features
Interior
- Living area (sq ft)
- 2,840
- Full bathrooms
- 3
- Lobby
- Built-in Features
- Closet Cabinetry
- Entrance Foyer
- Split Bedroom
- Walk-In Closet(s)
- Maid/In-Law Quarters
- Storage
Building & exterior
- Year built
- 1999
- Garage spaces
- 1
- Covered spaces
- 1
- Waterfront
- Yes
- Bay
- Skyline
- Ocean Access
- Ocean Front
- Open Balcony
- 1 Space
- Guest
- Valet
HOA (homeowners association)
- Association fee
- $3,200 per month
- Pets allowed
- Yes
- Bike Storage
- Community Room
- Elevator(s)
- Exercise Room
- Pool
- Trash Chute
- Okay To Lease 1st Year
Taxes
- Annual tax
- $24,825
- Tax year
- 2025
- Parcel number
- 24-52-05-060-0830
Assigned schools
- Elementary
- Keybiscayne
- High
- Mast Academy
Listing
- MLS number
- A12057740
- Property type
- Condominium
- Price per SqFt
- $1,229
- Subdivision
- GRAND BAY TOWER CONDO,Grand Bay
- On market since
- Jul 22, 2026
- Days on market
- 51
Price history
| Date | Event | Price | Change |
|---|---|---|---|
| Jul 22, 2026 | Listed | $3,690,000 | — |
| Aug 29, 2026 | Price change | $3,490,000 | −$200,000 (−5.4%) |
Milestones recorded on this listing. Not a complete MLS price history.
Estimated monthly cost
$25,534 per month
- Principal & interest (30 yr)
- $17,647
- Property tax
- $2,069
- Insurance (estimated)
- $2,618
- Association fee
- $3,200
An estimate for comparison only — not a loan offer, a quote, or a commitment to lend. Actual taxes, insurance and financing terms will differ.
Location
Nearby schools
- St Christophers - By-The-Sea Montessori School
- Key Biscayne K-8 Center
- St Agnes Academy
- Key Biscayne Presbyterian School
Similar homes nearby
Active listings within two miles, with a comparable size and price.
430 Grand Bay Dr # 606, Key Biscayne FL 33149
$3,370/mo HOA
One Sotheby's International Realty
445 Grand Bay Dr # 104, Key Biscayne FL 33149
$3,888/mo HOA
Compass Florida, LLC.
350 Ocean Dr # 405N, Key Biscayne FL 33149
$2,914/mo HOA
Vantage Real Estate LLC
350 Ocean Dr # 205N, Key Biscayne FL 33149
$3,030/mo HOA
Price cut: $250,000 (−6.7%) 3D Tour
Coldwell Banker Realty
360 Ocean Dr # 205S, Key Biscayne FL 33149
$3,630/mo HOA
Fortune Christie's International Real Estate
201 Crandon Blvd # 643, Key Biscayne FL 33149
$2,349/mo HOA
BHHS EWM Realty
201 Crandon Blvd # 163, Key Biscayne FL 33149
$2,776/mo HOA
Price cut: $135,000 (−4.5%)
Great Properties International LLC
791 Crandon Blvd # 302, Key Biscayne FL 33149
$3,183/mo HOA
BHHS EWM Realty
Copyright SEFMLS © 2026. Accuracy of listing information is not guaranteed. Listing information is provided for personal consumer, non-commercial use, solely to identify potential properties for potential purchase. All other use is strictly prohibited, is a violation of the terms of use, and may violate federal and state law.