Barnwell
City in Barnwell County, South Carolina

Barnwell is a city in Barnwell County, South Carolina, with 4,652 residents (2020 Census). It sits at 217 ft (66 m) above sea level. The nearest town is Snelling, 6.8 miles W.
- 4,652residents (2020 Census)
- 217 ftelevation · 66 m
- 7.7 sq miland area · 20.1 km²
- 600 / sq mipopulation density
- 29812ZIP code
About Barnwell
Barnwell is a city in and county seat of Barnwell County, South Carolina, United States, located along U.S. Route 278. As of the 2020 census, Barnwell had a population of 4,652.
Text: Wikipedia · CC BY-SA 4.0
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Living in Barnwell
- Median household income
- $52,006
- Median home value
- $145,300
- Median rent
- $678/mo
- Median age
- 36.4
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Map of Barnwell
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Open in Google Maps ›Barnwell, SC population
Barnwell had 4,652 residents in the 2020 Census.
| 2020 Census | 4,652 |
|---|---|
| Density | 600 per sq mi (232 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Barnwell at a glance
| State | South Carolina (SC) |
|---|---|
| County | Barnwell County |
| Type | City |
| Population | 4,652 (2020) |
| Land area | 7.75 sq mi (20.1 km²) |
| Water area | 0.15 sq mi (0.39 km²) |
| Elevation | 217 ft (66 m) |
| Coordinates | 33.2423° N, 81.3663° W |
| ZIP code | 29812 |
| Official website | cityofbarnwell.com |
| Census code (GEOID) | 4504060 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Barnwell
- Snelling6.8 mi W
- Hilda7.3 mi E
- Kline8.2 mi S
- Blackville8.4 mi NE
- Elko9.6 mi N
- Govan11.1 mi E
- Olar11.3 mi E
- Williston11.5 mi N
- Ulmer13.4 mi SE
- Denmark14.2 mi E
- Sycamore16.5 mi SE
- Allendale16.5 mi S
Straight-line distance between town centers.
Frequently asked questions about Barnwell
What county is Barnwell in?
Barnwell is in Barnwell County, South Carolina.
What is the population of Barnwell, SC?
4,652 people lived in Barnwell at the 2020 Census.
What is the ZIP code of Barnwell, SC?
The ZIP code of Barnwell is 29812.
What is the elevation of Barnwell?
217 feet (66 m) above sea level.
What towns are near Barnwell?
Snelling (6.8 mi), Hilda (7.3 mi), Kline (8.2 mi), Blackville (8.4 mi), Elko (9.6 mi).
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