Jefferson, Kansas Voting-age Population By Race and Ethnicity from Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 14.08K voting-age population of Jefferson, KS residents comprised of 333 residents who identified as Hispanic or Latino (2.37%), and 13.74K residents who identified as Non-Hispanic (97.63%).

Race: The White Alone voting-age population was the largest racial group in Jefferson, KS, with a voting-age population of 13.02K (92.50%). The Two Or More Races voting-age population was the second largest racial group in Jefferson, KS, with a voting-age population of 736 (5.23%). The American Indian and Alaska Native Alone voting-age population was the third largest racial group in Jefferson, KS, with a voting-age population of 104 (0.74%). The smallest racial group in Jefferson, KS was Native Hawaiian And Pacific Islander Alone with a voting-age population of 23 (0.16%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Jefferson, KS, with a voting-age population of 12.89K (91.54%). The Non-Hispanic - Two or More Races voting-age population was the second largest ethnic group in Jefferson, KS, with a voting-age population of 613 (4.36%). The Hispanic - White Alone voting-age population was the third largest ethnic group in Jefferson, KS, with a voting-age population of 135 (0.96%). The smallest ethnic group in Jefferson, KS was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 0 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Jefferson, Kansas from the 2020 decennial census.

You can see similar information for other Kansas counties and also for the state of Kansas.

Jefferson, KS Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Jefferson, KS Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Jefferson, KS Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Jefferson, KS Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 83 0.59
White Alone 13021 92.50
American Indian and Alaska Native Alone 104 0.74
Asian Alone 33 0.23
Native Hawaiian And Pacific Islander Alone 23 0.16
Some Other Race Alone 77 0.55
Two Or More Races 736 5.23
Jefferson, KS Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 12886 91.54
Non-Hispanic - Two or More Races 613 4.36
Hispanic - White Alone 135 0.96
Hispanic - Two or More Races 123 0.87
Non-Hispanic - American Indian & Alaska Native 100 0.71
Non-Hispanic - Black Alone 79 0.56
Hispanic - Some Other Race Alone 65 0.46
Non-Hispanic - Asian Alone 31 0.22
Non-Hispanic - Native Hawaiian & Pac. Islander 23 0.16
Non-Hispanic - Some Other Race Alone 12 0.09
Hispanic - Black Alone 4 0.03
Hispanic - American Indian & Alaska Native 4 0.03
Hispanic - Asian Alone 2 0.01
Hispanic - Native Hawaiian & Pac. Islander 0 0.00