ZIP code 29812: Barnwell, SC
29812 is a ZIP code in Barnwell, South Carolina, mainly in Barnwell County. About 11,132 people live here.
- Population
- 11,132
- Median household income
- $51,870
- Typical home value
- $180,100+3.2% in 12 months
- Median rent
- $717gross, per month
- Median age
- 38.7
- Homeowners
- 76.4%of occupied homes
Shaded: ZIP code 29812's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 29812 details
| City | Barnwell |
|---|---|
| State | South Carolina |
| County | Barnwell County (also partly Allendale County) |
| Metro area | Not in a metro or micro area |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 173.5 sq mi, plus 1.7 sq mi of water |
| Population density | 64 people per sq mi |
| Bachelor's degree or higher | 15.3% of adults 25+ |
| Average commute | 27.1 minutes |
| Center coordinates | 33.21444, -81.38339 |
Median rent in 29812 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $456/mo |
| 2 bedrooms | $695/mo |
| 3 bedrooms | $846/mo |
| 4 bedrooms | $807/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 29812
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 29813 | Hilda, SC | 8.9 mi | — |
| 29836 | Martin, SC | 11.1 mi | 326 |
| 29849 | Ulmer, SC | 11.4 mi | 271 |
| 29826 | Elko, SC | 11.9 mi | 241 |
| 29843 | Olar, SC | 12.0 mi | 934 |
| 29817 | Blackville, SC | 12.5 mi | 4,139 |
| 29853 | Williston, SC | 13.1 mi | 5,944 |
| 29042 | Denmark, SC | 15.0 mi | 4,904 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 29812?
A typical home in ZIP code 29812 is worth about $180,100 (Zillow Home Value Index). The median household here earns $51,870 a year. See what buying here would cost per month, with South Carolina average taxes and insurance filled in.
Monthly payment for a $180,100 homeWhat can a $51,870 income afford?Rental property numbers
About ZIP code 29812
What city is ZIP code 29812?
ZIP code 29812 is in Barnwell, SC, in Barnwell County.
What county is ZIP code 29812 in?
29812 is mainly in Barnwell County, South Carolina, and partly in Allendale County.
What is the population of ZIP code 29812?
About 11,132 people live in ZIP code 29812, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 29812 in?
29812 is in Eastern Time (UTC−5). It observes daylight saving time.