In 2020, Seneca, SC had a population of 78.3k people with a median age of 46.1 and a median household income of $49,691. Between 2019 and 2020 the population of Seneca, SC grew from 77,528 to 78,314, a 1.01% increase and its median household income grew from $49,134 to $49,691, a 1.13% increase.
The 5 largest ethnic groups in Seneca, SC are White (Non-Hispanic) (84.4%), Black or African American (Non-Hispanic) (7.08%), White (Hispanic) (2.71%), Two+ (Non-Hispanic) (1.97%), and Other (Hispanic) (1.33%).
None of the households in Seneca, 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.
97.9% of the residents in Seneca, SC are U.S. citizens.
In 2020, the median property value in Seneca, SC was $164,000, and the homeownership rate was 73.2%. Most people in Seneca, SC drove alone to work, and the average commute time was 25.2 minutes. The average car ownership in Seneca, SC was 2 cars per household.