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ZIP Code 29812
Barnwell, SC, Barnwell County
Population
11,132
Land area
173.5sq mi
People per sq mi
64
City
Barnwell
ZIP 29812 and nearby ZIP codes
ZIP 29812 at a glance
- ZIP 29812 (Barnwell) is 64% less dense than South Carolina as a whole.
- The median household income is $51,870, 25% below the South Carolina median of $69,324.
- A typical owner-occupied home is valued at $112,900 (56% below South Carolina) and median rent is $717 a month.
Local data for ZIP 29812
Counts from official public data
Housing and community stats
ZIP 29812, American Community Survey 2020-2024
Median household income
$51,870
Poverty rate
23.8%
Median home value
$112,900
Prices +18.0% in a year
Median rent
$717/mo
Homeownership
76.4%
Bachelor's or higher
15.3%
Median age
38.7
Average commute
27.1 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
223
ZIP Business Patterns 2023
Employees
2,451
$97M annual payroll
PPP loans
$8.4M
269 loans
Campaign donations
$23.2K
26% D, 51% R, 2026 cycle
Environment and hazard risk
ZIP 29812, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: hurricane
Storm events since 1996
298
Countywide, mostly thunderstorm wind
Flood insurance policies
7
0.1% of homes, county
July high / Jan low
93° / 35°F
48.7 inches of rain a year
Health statistics
Share of adults in ZIP 29812, CDC PLACES estimates
Obesity
43.9%
U.S. 33.3% +10.6 pts
Diabetes
18.7%
U.S. 12.1% +6.6 pts
Smoking
20.3%
U.S. 12.8% +7.5 pts
Uninsured (18-64)
15.8%
U.S. 11.1% +4.7 pts
Frequently asked questions
- What city is ZIP code 29812?
- ZIP code 29812 is in Barnwell, SC (Barnwell County).
- What county is ZIP code 29812 in?
- ZIP code 29812 is mostly in Barnwell County, South Carolina.
- How many people live in ZIP code 29812?
- About 11,132 people live in the 29812 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.