Impact Glass Homes in Key Biscayne, FL
58 listings in Key Biscayne
There are 58 impact-glass homes for sale in Key Biscayne, Florida right now, priced from $445K to $26M. The median list price is $3,525,000. That puts this segment 42% above the overall Key Biscayne median of $2,490,000 across 151 active listings.
These homes average 2,749 square feet of living area on lots averaging 0.26 acres. Average pricing runs $2,146 per square foot versus $2,424 citywide. The median year built is 1979. 36% of them include a private pool.
This segment averages 119 days on market. 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 6 available listings. The rest is spread across 31 other communities.
Impact glass is one of the few upgrades that can lower your Florida windstorm insurance premium. Ask for the wind mitigation report — the discount depends on documented, permitted installation, not just the windows themselves.
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.
Market overview
Total active
58
Avg price
$5,899,103.43
Median price
$3,525,000.00
Price range
$445,000.00 – $25,900,000.00
Avg $/sqft
$2,145.80
Luxury (1M+)
50
Market Pulse
Based on 86 closed sales in Key Biscayne · last 12 months
💰
Median Sold Price
$1,527,500
from closed sales
📅
Avg. Days on Market
100 days
from list to contract
📊
Absorption Rate
12.7%
of inventory sold per month
🎯
Sale-to-List Ratio
94.5%
of asking price
Source: Spark MLS · Updated every 6h
58 listings in Key Biscayne

$18,500,000
631 N Mashta Drive, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
4 bd · 5 ba · 2,255 sqft
$1,400,000
232 Sea View Drive 108, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
2 bd · 3 ba · 1,340 sqft
View details$3,500,000
350 Ocean Drive 205N, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
2 bd · 3 ba · 1,830 sqft
$2,850,000
765 Crandon Boulevard 310, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
3 bd · 3 ba · 2,602 sqft
View details$3,950,000
445 Grand Bay Drive 104, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
4 bd · 5 ba · 3,250 sqft
$7,599,000
315 Cypress Drive, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
6 bd · 8 ba · 3,980 sqft
$1,249,000
199 Ocean Lane Drive 1207, Key Biscayne, FL 33149 · Key Biscayne · FL 33149
2 bd · 2 ba · 1,260 sqft