Zip Code 29451 — Isle Of Palms, SC
29451 is a ZIP Code associated with Isle Of Palms, SC, located within Charleston. The postal region supports an estimated population of 4,362 residents across Data Pending housing units, with a population density of 184.7 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (32.816330, -79.752660)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 29451 |
| Primary City | Isle Of Palms |
| State / Province | SC |
| County | Charleston |
| Total Population | 4,362 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 184.7 people/sq mi |
| Timezone | America/New_York |
How 29451 Compares
| Metric | ZIP 29451 | Charleston County | SC State Average |
|---|
| Population | 4,362 | 444,725 | 5,296,225 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 184.7 /sq mi | -- | -- |
Nearby ZIP Codes
| ZIP Code | City | Distance | Population | Median Income |
|---|
| Zip 29466 | Mount Pleasant | 4.5 mi | 44,942 | N/A |
| Zip 29482 | Sullivans Island | 5.8 mi | 2,087 | N/A |
| Zip 29464 | Mount Pleasant | 6.0 mi | 53,045 | N/A |
| Zip 29492 | Charleston | 10.1 mi | 20,436 | N/A |
| Zip 29401 | Charleston | 10.9 mi | 9,339 | N/A |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →