Seneca, SC
Population 8,910 · South Carolina
About Seneca, SC
Seneca is a small community in South Carolina with a population of 8,910 residents. The median household income is $52,207 per year, which is near the national average. The median age in Seneca is 39.9 years.
Housing in Seneca has a median home value of $223,100 and median monthly rent of $806. Of the 4,420 total housing units, the majority are owner-occupied, with 2,106 owner-occupied and 1,889 renter-occupied units.
The unemployment rate in Seneca is 9.5% and the poverty rate is 18.8%. 29.2% of residents hold a bachelor's degree or higher. The average commute time is 17.1 minutes.
Cost of Living in Seneca, SC
Compared to national averages, Seneca has a median household income of $52,207 (31% below the national median of $75,149). Home values average $223,100, which is 9% below the national median. Monthly rent at $806 is 31% below the US average of $1,163. Within South Carolina, Seneca's income is 11% below the state average of $58,738, and home values are 10% above the state median of $202,187.
Why Live in Seneca, SC?
Seneca offers affordable housing with a median home value of $223,100, below the US average of $244,900, and rent that’s lower than the national average at $806/month, and short commute times averaging just 17.1 minutes.
Potential considerations include median household income ($52,207) that falls below the national average. However, Seneca’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Seneca has a population of 8,910 with a median age of 39.9 years. Compare Seneca with other cities to see how it stacks up, or explore all cities in South Carolina.
Similar Cities Near Seneca
Cities in South Carolina with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Lancaster | 8,738 | $43,234 | $226,300 | Compare |
| York | 8,697 | $47,315 | $161,000 | Compare |
| Hardeeville | 9,293 | $78,233 | $467,500 | Compare |
| Sangaree | 8,517 | $77,939 | $231,900 | Compare |
| Laurens | 9,307 | $55,207 | $139,800 | Compare |
| Georgetown | 8,511 | $57,704 | $158,600 | Compare |
| Lugoff | 9,475 | $61,316 | $201,800 | Compare |
| Litchfield Beach | 9,544 | $74,451 | $409,100 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in South Carolina
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Seneca
What is the population of Seneca, SC?
The population of Seneca, SC is 8,910 according to the latest Census data.
What is the median household income in Seneca?
The median household income in Seneca, SC is $52,207 per year.
What is the median home value in Seneca?
The median home value in Seneca, SC is $223,100.
What is the average rent in Seneca?
The median monthly rent in Seneca, SC is $806.
What is the unemployment rate in Seneca?
The unemployment rate in Seneca, SC is 9.5%.