Unshakable ZIP Data 29920 | Saint Helena Island, SC Housing Market
Saint Helena Island · Beaufort County · Hilton Head Island-Bluffton, SC metro · South Carolina · Data updated June 19, 2026
The median sale price in ZIP 29920, Saint Helena Island, South Carolina is $649,807 at $347 per square foot. 77 single-family homes sold in the latest period, down 1.0 percent from a year earlier. Homes sit a median of 125 days on market with 6.8 months of supply. Sellers are getting 96.4 percent of list price and 4.0 percent of homes sold above asking.
Buyer leverage market. Negotiate hard.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $647,625 | |
| Average price per sq ft | $346 | |
| Median sale price | $649,807 | |
| Median sale price per sq ft | $347 | |
| Median home size | 1,872 sq ft | |
| Median new listing price | $713,897 | -4.8% |
| National size rank | 7,037 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 77 | -1.0% |
| Median days on market | 125 days | |
| Months of supply | 6.8 months | |
| New listings | 123 | +11.7% |
| Active listings | 243 | -5.4% |
| Pending sales | 89 | -4.1% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 96.4% | +1.3 pts |
| Share sold above list | 4.0% | +0.1 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
These figures describe the single-family market for Saint Helena Island, South Carolina ZIP 29920. They are market context, not a substitute for sold comps or a formal appraisal.