In June 2026, the median home sale price in Key Biscayne, FL was $1,770,000, with homes selling in an average of 112 days — slower than the 97-day average last year, suggesting buyers have more negotiating room. A total of 215 homes sold in this period, matching last year's pace.
The median list price of condos/co-ops in Key Biscayne, FL, was $1,577,500 in June 2026, compared to $1,295,000 in June 2025.
Key Biscayne, FL Market Trend for Lots/Land
Median List Price
The median list price of lots/land in Key Biscayne, FL, was $0 in June 2026, compared to $0 in June 2025.
Key Biscayne, FL Market Trend for Commercial
Median List Price
The median list price of commercial in Key Biscayne, FL, was $1,775,000 in June 2026, compared to $724,500 in June 2025.
Key Biscayne, FL Housing Market Analysis
There are currently 153 homes listed for sale in Key Biscayne, FL, an increase of 50.00% compared to 2025. With inventory tight relative to sales volume, sellers are in a strong position. The median asking price is $6,285,108 (up 91.35% year-over-year), and the average price per square foot is $1,203 compared to $986 in 2025. Properties spend an average of 127 days on the market before going under contract.
