In Barnwell, South Carolina, the median home price is $163,000, compared with the South Carolina median of $317,910; median household income is $46,626; the population is 20,521; schools rate 5.5 out of 10; the violent crime rate is 739.2 per 100k; and the average commute is 27.2 minutes. Sources: Zillow Research and the US Census Bureau.
Data updated June 2026 - Source: Zillow Research
Barnwell at a glance
Population
20,521
Median Household Income
$46,626
Typical Home Value
$163,000
School District Rating
5.5
Violent Crime Rate
739.2
Avg Commute Time
27.2
About Barnwell
Barnwell has a population of 20,521. The median home value is $163,000, 49% below the South Carolina median. Median household income is $46,626 (33% below the South Carolina median). The most populated towns are Barnwell, Williston, and Kline-Snelling.
Data comes from public sources including the U.S. Census Bureau, the National Center for Education Statistics, the FBI, the EPA, Zillow, and Redfin. Source attribution is shown on each metric.
Towns in Barnwell
4 towns, by population.
County rankings in South Carolina
Every county in South Carolina, ranked on one decision metric at a time.
- 01Cheapest home pricesCheapest Counties to Buy a House in South Carolina
- 02Lowest monthly housing paymentCounties With the Lowest Monthly Housing Payment in South Carolina
- 03Lowest property taxLowest Property Taxes in South Carolina by County
- 04Cheapest homeowners insuranceCounties With the Cheapest Homeowners Insurance in South Carolina
- 05Cheapest childcare costCounties With the Cheapest Childcare in South Carolina
- 06Lowest natural disaster riskLowest Natural Disaster Risk Counties in South Carolina
- 07Lowest flood riskLowest Flood Risk Counties in South Carolina
- 08Lowest wildfire riskLowest Wildfire Risk Counties in South Carolina
- 09Safest countiesSafest Counties (Lowest Violent Crime) in South Carolina
- 10Best school ratingsSouth Carolina School Rankings by County
- 11Highest household incomeCounties With the Highest Household Income in South Carolina
- 12Shortest commute timeCounties With the Shortest Commute in South Carolina
- 13Fastest-selling homesCounties Where Homes Sell Fastest in South Carolina
Barnwell at a glance: frequently asked questions
- What is the population of Barnwell?
- Barnwell has a population of 20,521 based on the most recent US Census estimate.
- What is the median home price in Barnwell?
- The median home value in Barnwell is $163,000. Open the interactive map to see the distribution town by town.
- What is the median household income in Barnwell?
- Median household income in Barnwell is $46,626 per year, sourced from the US Census American Community Survey.
- What state is Barnwell in?
- Barnwell is in South Carolina.
- How many towns are in Barnwell?
- Barnwell contains 4 towns and municipalities. Click any town below or on the map to see its housing, school, and crime data.
Compare Barnwell with other places
Put up to four states, counties, towns, or ZIPs side by side on income, housing, crime, education, and more.
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