PlainZIP

Barnwell

South Carolina

4

Total ZIPs

23,521

Total Population

ZIP Codes in Barnwell

ZIP Code City Population Density
29812 Barnwell 11,864 17
29853 Williston 6,580 23
29817 Blackville 4,913 18
29826 Elko 164 19

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.