Barnwell County, SC Zip Codes
4 zip codes across 4 cities in Barnwell County, SC
About Barnwell County
Barnwell County, South Carolina (SC) contains 4 unique zip codes spanning 4 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.
Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in Barnwell County.
Cities in Barnwell County
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All Zip Codes in Barnwell County, SC
| Zip Code | City |
|---|---|
| 29812 | Barnwell |
| 29817 | Blackville |
| 29826 | Elko |
| 29853 | Williston |
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Frequently Asked Questions
How many zip codes are in Barnwell County, SC?
Barnwell County, SC has 4 zip codes across 4 cities.
What cities are in Barnwell County?
Cities in Barnwell County include Barnwell, Blackville, Elko, Williston.
What state is Barnwell County in?
Barnwell County is located in South Carolina (SC).
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.