Harbour Island Real Estate
Most Popular
425 Harbour Drive
$2,899,000
Most Expensive
425 Harbour Drive
$2,899,000
Least Expensive
425 Harbour Drive
$2899000
Harbour Island Listings Summary
Harbour Island - Town vs. County Stats
Avg Price in Harbour Island: $2,899,000 / County Avg $2,030,900
143%
Avg Taxes in Harbour Island: $18,500 / County Avg $9,700
190%
Avg Sq. Ft. in Harbour Island: 1,247 / County Avg 1,791
70%
Avg Price per/sqft in Harbour Island:$2325 / County Avg $1134
205%
Avg Year Built in Harbour Island: 1977 / County Avg 1985
100%
Avg Days on Website in Harbour Island: 194 / County Avg 159
122%
Harbour Island Real Estate Market Health
New Listings
Reductions
Foreclosures
Short Sales
Information is deemed to be reliable, but is not guaranteed. © 2026 MLS and FBS. Prepared by Florida Keys MLS, Inc. on September 21, 2026 5:09 PM UTC The information on this sheet has been made available by the MLS and may not be the listing of the provider. The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information
