Seneca, KS
Population 2,139 · Kansas
About Seneca, KS
Seneca is a small community in Kansas with a population of 2,139 residents. The median household income is $70,221 per year, which is above the national average. The median age in Seneca is 42.9 years.
Housing in Seneca has a median home value of $217,000 and median monthly rent of $607. Of the 970 total housing units, the majority are owner-occupied, with 696 owner-occupied and 193 renter-occupied units.
The unemployment rate in Seneca is 0.5% and the poverty rate is 8.5%. 24.5% of residents hold a bachelor's degree or higher. The average commute time is 10.1 minutes.
How Seneca Ranks in Kansas
Cost of Living in Seneca, KS
Compared to national averages, Seneca has a median household income of $70,221 (7% below the national median of $75,149). Home values average $217,000, which is 11% below the national median. Monthly rent at $607 is 48% below the US average of $1,163. Within Kansas, Seneca's income is 10% above the state average of $63,989, and home values are 90% above the state median of $113,913.
Why Live in Seneca, KS?
Seneca offers affordable housing with a median home value of $217,000, below the US average of $244,900, and rent that’s lower than the national average at $607/month, and a strong job market with an unemployment rate of just 0.5%. Additionally, the city features a low poverty rate of 8.5%, better than the national average, and short commute times averaging just 10.1 minutes.
Potential considerations include median household income ($70,221) 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 2,139 with a median age of 42.9 years. Compare Seneca with other cities to see how it stacks up, or explore all cities in Kansas.
Similar Cities Near Seneca
Cities in Kansas with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Ellis | 2,145 | $70,274 | $156,900 | Compare |
| Phillipsburg | 2,132 | $58,125 | $93,900 | Compare |
| North Newton | 2,150 | $86,750 | $202,700 | Compare |
| Cherryvale | 2,125 | $47,411 | $53,300 | Compare |
| Ellinwood | 2,117 | $55,332 | $94,800 | Compare |
| Fredonia | 2,113 | $61,250 | $87,700 | Compare |
| Herington | 2,105 | $68,214 | $79,000 | Compare |
| Minneapolis | 2,101 | $65,694 | $133,100 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Kansas
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, KS?
The population of Seneca, KS is 2,139 according to the latest Census data.
What is the median household income in Seneca?
The median household income in Seneca, KS is $70,221 per year.
What is the median home value in Seneca?
The median home value in Seneca, KS is $217,000.
What is the average rent in Seneca?
The median monthly rent in Seneca, KS is $607.
What is the unemployment rate in Seneca?
The unemployment rate in Seneca, KS is 0.5%.