San Marino Island Real Estate
Most Popular
250 W San Marino Dr
$30,000,000
Most Expensive
126 W San Marino Dr
$35,995,000
Least Expensive
14 W San Marino Dr
$80000
San Marino Island Listings Summary
San Marino Island - Town vs. County Stats
Avg Price in San Marino Island: $17,731,300 / County Avg $1,283,000
1382%
Avg Taxes in San Marino Island: $200,900 / County Avg $19,000
1060%
Avg Sq. Ft. in San Marino Island: 4,954 / County Avg 2,587
191%
Avg Price per/sqft in San Marino Island:$3580 / County Avg $496
722%
Avg Year Built in San Marino Island: 1967 / County Avg 1988
99%
Avg Days on Website in San Marino Island: 98 / County Avg 161
61%
San Marino Island Real Estate Market Health
New Listings
Reductions
Foreclosures
Short Sales
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Data Last Updated: September 13, 2026 5:19 AM UTC
