In August 2026, the median home sale price in Key Biscayne (33149), FL was $1,692,500, with homes selling in an average of 112 days — slower than the 98-day average last year, suggesting buyers have more negotiating room. A total of 224 homes sold in this period, up from 208 last year — a sign of an active market.
The median list price of condos/co-ops in Key Biscayne (33149), FL, was $1,599,900 in August 2026, compared to $1,285,000 in August 2025.
Key Biscayne (33149), FL Market Trend for Lots/Land
Median List Price
The median list price of lots/land in Key Biscayne (33149), FL, was $0 in August 2026, compared to $0 in August 2025.
Key Biscayne (33149), FL Market Trend for Commercial
Median List Price
The median list price of commercial in Key Biscayne (33149), FL, was $1,450,000 in August 2026, compared to $724,500 in August 2025.
Key Biscayne (33149), FL Housing Market Analysis
There are currently 139 homes listed for sale in Key Biscayne (33149), FL, an increase of 61.63% compared to 2025. With inventory tight relative to sales volume, sellers are in a strong position. The median asking price is $6,365,921 (up 79.01% year-over-year), and the average price per square foot is $1,229 compared to $1,035 in 2025. Properties spend an average of 125 days on the market before going under contract.
