Tranquil Harbour Island Real Estate
129 N Middleton Avenue
$599,900
141 NE 10th Street
$1,050,000
111 NE 20th Street
$439000
Tranquil Harbour Island Listings Summary
Tranquil Harbour Island - Town vs. County Stats
Avg Price in Tranquil Harbour Island: $704,800 / County Avg $590,400
Avg Taxes in Tranquil Harbour Island: $3,900 / County Avg $2,300
Avg Sq. Ft. in Tranquil Harbour Island: 1,701 / County Avg 2,039
Avg Price per/sqft in Tranquil Harbour Island:$414 / County Avg $290
Avg Year Built in Tranquil Harbour Island: 2011 / County Avg 2014
Avg Days on Website in Tranquil Harbour Island: 106 / County Avg 97
The data relating to real estate on this web site comes in part from the Internet Data Exchange program of Hive MLS LLC, and is updated as of September 21, 2026 12:52 AM UTC All information is deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change, or withdrawal. Neither listing broker(s) nor Berkshire Hathaway HomeServices Carolina Premier Properties - Wilmington shall be responsible for any typographical errors, misinformation,