Seneca is a city located in Oconee County, South Carolina. Seneca has a 2025 population of 9,167. Seneca is currently growing at a rate of 0.68% annually and its population has increased by 3.51% since the most recent census, which recorded a population of 8,856 in 2020.
The average household income in Seneca is $71,502 with a poverty rate of 18.82%.The median age in Seneca is 39.9 years: 39 years for males, and 40.2 years for females.
Data after 2023 is projected based on recent change
The racial composition of Seneca includes 71.85% White, 18.52% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 6,402 | 71.85% |
Black or African American | 1,650 | 18.52% |
Two or more races | 523 | 5.87% |
Other race | 260 | 2.92% |
Asian | 58 | 0.65% |
Native American | 17 | 0.19% |
Married
Widowed
Divorced
Separated
Never Married
Seneca's average per capita income is $33,189. Household income levels show a median of $52,207. The poverty rate stands at 18.82%.
Name | Median | Mean |
---|---|---|
Married Families | $100,852 | - |
Families | $72,292 | $85,855 |
Households | $52,207 | $71,502 |
Non Families | $40,841 | $47,190 |
Average Income
Median Household Income
Poverty Rate