2123 Sea Island ParkwaySt. Helena Island, SC 29920




Discover a hidden gem along Highway 21 with this versatile property on Harbor Island. Situated on a half-acre parcel with prime Hwy-21 frontage, the site includes a three-story 3,520 SF building, a 1,000 SF utility shed, and a paved parking lot. Occupied by Tidewatch Vacation Rentals since 2018, the building is in good condition and features a flexible layout with storage and laundry in the basement, offices on the upper floors, and a full bathroom—creating opportunities for office, live-work, residential, or short-term rental use. With its proximity to Fripp Island, Harbor Island, and Dataw Island, this location offers guaranteed exposure to resort and gated community traffic. The property boasts gorgeous Lowcountry water and marsh views on one of SC's coveted barrier islands.
| 4 weeks ago | Price changed to $595,000 | |
| 4 weeks ago | Listing updated with changes from the MLS® | |
| 6 months ago | Listing first seen on site |
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Data last updated at: 2026-03-17 12:04 PM UTC

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