Johnson, 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 462.00K voting-age population of Johnson, KS residents comprised of 34.87K residents who identified as Hispanic or Latino (7.55%), and 427.13K residents who identified as Non-Hispanic (92.45%).

Race: The White Alone voting-age population was the largest racial group in Johnson, KS, with a voting-age population of 369.28K (79.93%). The Two Or More Races voting-age population was the second largest racial group in Johnson, KS, with a voting-age population of 31.52K (6.82%). The Asian Alone voting-age population was the third largest racial group in Johnson, KS, with a voting-age population of 25.05K (5.42%). The smallest racial group in Johnson, KS was Native Hawaiian And Pacific Islander Alone with a voting-age population of 270 (0.06%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Johnson, KS, with a voting-age population of 361.45K (78.24%). The Non-Hispanic - Asian Alone voting-age population was the second largest ethnic group in Johnson, KS, with a voting-age population of 24.94K (5.40%). The Non-Hispanic - Black Alone voting-age population was the third largest ethnic group in Johnson, KS, with a voting-age population of 20.60K (4.46%). The smallest ethnic group in Johnson, KS was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 17 (0.00%).

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

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

Johnson, KS Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Johnson, KS Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Johnson, KS Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Johnson, 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 20934 4.53
White Alone 369277 79.93
American Indian and Alaska Native Alone 1888 0.41
Asian Alone 25052 5.42
Native Hawaiian And Pacific Islander Alone 270 0.06
Some Other Race Alone 13057 2.83
Two Or More Races 31520 6.82
Johnson, 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 361450 78.24
Non-Hispanic - Asian Alone 24935 5.40
Non-Hispanic - Black Alone 20598 4.46
Non-Hispanic - Two or More Races 17063 3.69
Hispanic - Two or More Races 14457 3.13
Hispanic - Some Other Race Alone 11437 2.48
Hispanic - White Alone 7827 1.69
Non-Hispanic - Some Other Race Alone 1620 0.35
Non-Hispanic - American Indian & Alaska Native 1214 0.26
Hispanic - American Indian & Alaska Native 674 0.15
Hispanic - Black Alone 336 0.07
Non-Hispanic - Native Hawaiian & Pac. Islander 253 0.06
Hispanic - Asian Alone 117 0.03
Hispanic - Native Hawaiian & Pac. Islander 17 0.00