Keystone Island No 3 Real Estate
12810 Cyprus Rd
$3,500,000
12685 N Bayshore Dr
$9,250,000
12810 Cyprus Rd
$3500000
Keystone Island No 3 Listings Summary
Keystone Island No 3 - Town vs. County Stats
Avg Price in Keystone Island No 3: $6,375,000 / County Avg $1,308,700
Avg Taxes in Keystone Island No 3: $30,000 / County Avg $18,800
Avg Sq. Ft. in Keystone Island No 3: 4,453 / County Avg 2,454
Avg Price per/sqft in Keystone Island No 3:$1432 / County Avg $533
Avg Year Built in Keystone Island No 3: 1991 / County Avg 1988
Avg Days on Website in Keystone Island No 3: 358 / County Avg 159
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Data Last Updated: September 16, 2026 7:08 AM UTC