Windmill Harbour Marina is situated on the northwest coast of Hilton Head Island on the Intracoastal Waterway.
It is located just ½ mile south of the Pinckney Island Bridge at mile marker 558, 500 yards south of channel marker 27, and ½ mile north of channel marker 29 in the Calibogue Sound. The marina’s 15.5 acre harbour boasts 258 Hilton Head boat slips, offering many for rent or sale.
Transient dockage is available. Windmill’s remarkable harbour offers a safe, tide free haven protected by a lock system directly off the Intracoastal Waterway. The Windmill Harbour Marina lock is 75′ long by 19′ wide. Hours of operation are 0800 to 1900 by harbour master or 24 hours by yachtsmen with a keycard. They monitor channel 14 VHF.

