In 2022, Duncan, SC had a population of 4.05k people with a median age of 30.3 and a median household income of $58,112. Between 2021 and 2022 the population of Duncan, SC grew from 3,937 to 4,053, a 2.95% increase and its median household income grew from $52,979 to $58,112, a 9.69% increase.
The 5 largest ethnic groups in Duncan, SC are White (Non-Hispanic) (51.9%), Black or African American (Non-Hispanic) (38.6%), White (Hispanic) (7.82%), Two+ (Hispanic) (1.13%), and Two+ (Non-Hispanic) (0.444%).
None of the households in Duncan, 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.
94.2% of the residents in Duncan, SC are U.S. citizens.
In 2022, the median property value in Duncan, SC was $164,300, and the homeownership rate was 53.6%.
Most people in Duncan, SC drove alone to work, and the average commute time was 23.1 minutes. The average car ownership in Duncan, SC was 2 cars per household.