Condos for Sale in Key Biscayne, FL

There are 96 condos for sale in Key Biscayne, Florida right now, priced from $429K to $19M. The median list price is $1,495,000. That puts this segment 40% below the overall Key Biscayne median of $2,490,000 across 151 active listings.

These homes average 1,850 square feet of living area. Average pricing runs $1,416 per square foot versus $2,424 citywide. The median year built is 1974.

This segment averages 105 days on market, 10 days faster than the Key Biscayne average of 115. The median closed-sale price in Key Biscayne is $1,527,500. Deals close at 94.5% of list price. The absorption rate is 12.7%.

The largest concentration is in Oceana Key Biscayne Condo, with 7 available listings. The rest is spread across 40 other communities.

Since Florida tightened structural reserve rules, condo buyers should review the milestone inspection and reserve study alongside the budget. Special assessments are the single biggest surprise cost in this segment.

María Delgado works the South Florida market daily and can send you the full list with photos, association documents and recent comparables — in English or Spanish.