Population By Race and Ethnicity in Jefferson County, KS in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 18,429 population of Jefferson County, Kansas comprised of 612 people who identified as Hispanic (3.32%), and 17,817 people who identified as Non-Hispanic (96.68%).

Race: The White Alone population was the largest racial group in Jefferson County, Kansas with a population of 17,577 (95.38%); Two Or More Races population was the second largest racial group with a population of 420 (2.28%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 195 (1.06%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Kansas in 2021, with a population of 17,079 (92.68%); the second largest ethnic group was White Alone - Hispanic with a population of 498 (2.7%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 358 (1.94%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Jefferson, Kansas.

You can find similar information for other Kansas counties, and for Kansas.

See this for other years:
Hispanics and Non Hispanics in Jefferson County, KS in 2021
Total Population:
Race in Jefferson County, KS in 2021
Total Population:
Ethnicity in Jefferson County, KS in 2021
Total Population:
Population By Race in Jefferson , KS in 2021
Race Population Percentage
Black or African American Alone 157 0.85%
White Alone 17,577 95.38%
American Indian and Alaska Native Alone 195 1.06%
Asian Alone 57 0.31%
Native Hawaiian And Pacific Islander Alone 23 0.13%
Two Or More Races 420 2.28%
Population By Ethnicity in Jefferson , KS in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 15 0.08%
White Alone - Hispanic 498 2.7%
American Indian and Alaska Native Alone - Hispanic 31 0.17%
Asian Alone - Hispanic 1 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 5 0.03%
Two Or More Races - Hispanic 62 0.34%
Black or African American Alone - Non Hispanic 142 0.77%
White Alone - Non Hispanic 17,079 92.68%
American Indian and Alaska Native Alone - Non Hispanic 164 0.89%
Asian Alone - Non Hispanic 56 0.3%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 18 0.1%
Two Or More Races - Non Hispanic 358 1.94%