In 2023, Barnwell County, SC had a population of 20.6k people with a median age of 40.7 and a median household income of N/A. Between 2022 and 2023 the population of Barnwell County, SC declined from 20,653 to 20,565, a −0.426% decrease and its median household income N/A from N/A to N/A, a N/A% N/A.
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None of the households in Barnwell County, SC reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.6% of the residents in Barnwell County, SC are U.S. citizens.
In 2023, the median property value in Barnwell County, SC was $97,200, and the homeownership rate was 71%.
Most people in Barnwell County, SC drove alone to work, and the average commute time was 27.5 minutes. The average car ownership in Barnwell County, SC was 2 cars per household.
Barnwell County, SC borders Burke County, GA, Aiken County, SC, Allendale County, SC, Bamberg County, SC, and Orangeburg County, SC.