In 2021, Williamston, SC had a population of 4.05k people with a median age of 45 and a median household income of $65,173. Between 2020 and 2021 the population of Williamston, SC declined from 4,219 to 4,047, a −4.08% decrease and its median household income grew from $57,581 to $65,173, a 13.2% increase.
The 5 largest ethnic groups in Williamston, SC are White (Non-Hispanic) (81.2%), Black or African American (Non-Hispanic) (12.6%), Two+ (Non-Hispanic) (4.84%), Two+ (Hispanic) (0.766%), and Other (Non-Hispanic) (0.568%).
None of the households in Williamston, 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.
100% of the residents in Williamston, SC are U.S. citizens.
In 2021, the median property value in Williamston, SC was $128,900, and the homeownership rate was 62.4%.
Most people in Williamston, SC drove alone to work, and the average commute time was 28 minutes. The average car ownership in Williamston, SC was 2 cars per household.