Jefferson County, Kansas

Jefferson County is home to 18,349 people. 5.6% of residents live below the poverty line, below the Kansas rate (11.3%). The median household income is $81,278.

Open the interactive county page · See it on the map

MeasureValueKansasYearSource
Population18,3492,947,1972024Decennial Census and American Community Survey 5-year estimates
Median household income$81,278$74,2752024Decennial Census and American Community Survey 5-year estimates
Below poverty line5.6%11.3%2024Decennial Census and American Community Survey 5-year estimates
Children in poverty3.5%13.1%2024Decennial Census and American Community Survey 5-year estimates
No health insurance5.4%8.8%2024Decennial Census and American Community Survey 5-year estimates
Bachelor's degree or higher24.6%35.6%2024Decennial Census and American Community Survey 5-year estimates
Median home value$216,900$217,2002024Decennial Census and American Community Survey 5-year estimates
Median gross rent$835$1,0602024Decennial Census and American Community Survey 5-year estimates
Renters paying 30%+ of income40.1%43.5%2024Decennial Census and American Community Survey 5-year estimates
Foreign-born1.0%7.4%2024Decennial Census and American Community Survey 5-year estimates
Median age44.2 years37.4 years2024Decennial Census and American Community Survey 5-year estimates

Neighboring counties

Figures are the latest published estimates, from the sources named; survey estimates carry margins of error.