Harbor Island Real Estate
Most Popular
6 W Marsh Drive
$725,000
The HomesFinder Realty Group
Most Expensive
6 Teal Court
$1,195,000
Lowcountry Real Estate
Least Expensive
1 Nautical Watch Way
$2600
Hometown Realty
Harbor Island Listings Summary
Harbor Island - Town vs. County Stats
Avg Price in Harbor Island: $502,200 / County Avg $925,400
54%
Avg Taxes in Harbor Island: $5,000 / County Avg $4,800
105%
Avg Sq. Ft. in Harbor Island: 1,298 / County Avg 2,171
60%
Avg Price per/sqft in Harbor Island:$387 / County Avg $426
91%
Avg Year Built in Harbor Island: 1989 / County Avg 1998
100%
Avg Days on Website in Harbor Island: 174 / County Avg 98
178%
Harbor Island Real Estate Market Health
New Listings
Reductions
Foreclosures
Short Sales
We do not attempt to independently verify the currency, completeness, accuracy or authenticity of the data contained herein. Data may be subject to transcription and transmission errors. Accordingly, the data is provided on an "as is" "as available" basis only and may not reflect all real estate activity in the market. © 2026 REsides, Inc. All rights reserved. Certain information contained herein is derived from information which is the licensed property of, and copyrighted by, REsides, Inc.
