Population By Race and Ethnicity in Johnson County, KS in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 602,948 population of Johnson County, Kansas comprised of 47,829 people who identified as Hispanic (7.93%), and 555,119 people who identified as Non-Hispanic (92.07%).

Race: The White Alone population was the largest racial group in Johnson County, Kansas with a population of 521,968 (86.57%); Asian Alone population was the second largest racial group with a population of 32,421 (5.38%); and Black or African American Alone was the third largest racial group with a population of 29,905 (4.96%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Johnson County, Kansas in 2019, with a population of 478,096 (79.29%); the second largest ethnic group was White Alone - Hispanic with a population of 43,872 (7.28%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 32,152 (5.33%).

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

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

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Hispanics and Non Hispanics in Johnson County, KS in 2019
Total Population:
Race in Johnson County, KS in 2019
Total Population:
Ethnicity in Johnson County, KS in 2019
Total Population:
Population By Race in Johnson , KS in 2019
Race Population Percentage
Black or African American Alone 29,905 4.96%
White Alone 521,968 86.57%
American Indian and Alaska Native Alone 2,433 0.4%
Asian Alone 32,421 5.38%
Native Hawaiian And Pacific Islander Alone 265 0.04%
Two Or More Races 15,956 2.65%
Population By Ethnicity in Johnson , KS in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,252 0.21%
White Alone - Hispanic 43,872 7.28%
American Indian and Alaska Native Alone - Hispanic 789 0.13%
Asian Alone - Hispanic 269 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 81 0.01%
Two Or More Races - Hispanic 1,566 0.26%
Black or African American Alone - Non Hispanic 28,653 4.75%
White Alone - Non Hispanic 478,096 79.29%
American Indian and Alaska Native Alone - Non Hispanic 1,644 0.27%
Asian Alone - Non Hispanic 32,152 5.33%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 184 0.03%
Two Or More Races - Non Hispanic 14,390 2.39%