Key Biscayne, FL Real Estate & Homes For Sale
152 homes
- NEW - 2 MIN AGOOne Sotheby's International Realty
- NEW - 16 MIN AGOOne Sotheby's International Realty
- NEW - 13 HRS AGO3D VIEWAG Real Estate Advisors, LLC
- NEW - 2 DAYS AGO3D VIEWColdwell Banker Realty
- 3D VIEWColdwell Banker Realty
- 3D VIEWOne Sotheby's International Realty
- Douglas Elliman
- One Sotheby's International Realty
- Swann Realty Partners, LLC.
- Vantage Real Estate LLC
- Coldwell Banker Realty
- BHHS EWM Realty
- Luxe Living Realty
- Fortune Christie's International Real Estate
- Florida Capital Realty
- Miami Residential Group
- Great Properties International LLC
- Condoideas Realty Group LLC
- Douglas Elliman
- Beycome of Florida LLC
- Castaneda & Associates
- Coldwell Banker Realty
- Coldwell Banker Realty
- City Intl R. E. Group, Inc.
- Green Street Realty
- One Sotheby's International Realty
- Coldwell Banker Realty
- Avanti Way Brickell
- BHHS EWM Realty
- Top Tier International Realty, LLC.
- Compass Florida, LLC
- Compass Florida, LLC.
- Compass Florida, LLC.
- Coldwell Banker Realty
- Ocean Club Realty, Inc.
- One Sotheby's International Realty
Key Biscayne, FL Real Estate Trends
Learn about the Key Biscayne, FL housing market through trends and averages.Affordability of Living in Key Biscayne, FL
| Month | Median home value |
|---|---|
| June 2025 | $1.64M |
| July 2025 | $1.63M |
| August 2025 | $1.62M |
| September 2025 | $1.62M |
| October 2025 | $1.63M |
| November 2025 | $1.64M |
| December 2025 | $1.64M |
| January 2026 | $1.65M |
| February 2026 | $1.65M |
| March 2026 | $1.66M |
| April 2026 | $1.67M |
| May 2026 | $1.67M |
Trends and affordability stats are provided by third party data sources.
Average Home Value in Key Biscayne, FL, by Home Size
Currently, there are 6 new listings in Key Biscayne, FL and 152 homes for sale.
| Home Size | Home Value* |
|---|---|
| 1 bedroom (12 homes) | $583,195 |
| 2 bedrooms (52 homes) | $1,192,643 |
| 3 bedrooms (32 homes) | $2,634,852 |
| 4 bedrooms (20 homes) | $3,660,623 |
What Locals Say about Key Biscayne
Review Highlights
Key Biscayne: serene, family-friendly island living with strong schools, beaches, and lasting value. People like the safety, walkability, beaches, parks, events, and kid-friendly amenities. They cite bridge traffic, few supermarkets, high costs, and some overcrowded classes.
AI-generated summary of moderated reviews.

IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.