Keystone Island #5 Real Estate
Most Popular
13390 Biscayne Bay Dr
$15,490,000
Most Expensive
13390 Biscayne Bay Dr
$15,490,000
Least Expensive
13390 Biscayne Bay Dr
$15490000
Keystone Island #5 Listings Summary
Keystone Island #5 - Town vs. County Stats
Avg Price in Keystone Island #5: $15,490,000 / County Avg $1,283,000
1207%
Avg Taxes in Keystone Island #5: $197,300 / County Avg $19,000
1041%
Avg Year Built in Keystone Island #5: 2023 / County Avg 1988
102%
Avg Days on Website in Keystone Island #5: 125 / County Avg 161
78%
Keystone Island #5 Real Estate Market Health
New Listings
Reductions
Foreclosures
Short Sales
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Data Last Updated: September 13, 2026 12:44 AM UTC
