Population By Race and Ethnicity in Jefferson County, KS in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the 18,789 population of Jefferson County, Kansas comprised of 451 people who identified as Hispanic (2.4%), and 18,338 people who identified as Non-Hispanic (97.6%).

Race: The White Alone population was the largest racial group in Jefferson County, Kansas with a population of 18,074 (96.2%); Two Or More Races population was the second largest racial group with a population of 364 (1.94%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 190 (1.01%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Kansas in 2015, with a population of 17,691 (94.16%); the second largest ethnic group was White Alone - Hispanic with a population of 383 (2.04%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 328 (1.75%).

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 2015
Total Population:
Race in Jefferson County, KS in 2015
Total Population:
Ethnicity in Jefferson County, KS in 2015
Total Population:
Population By Race in Jefferson , KS in 2015
Race Population Percentage
Black or African American Alone 111 0.59%
White Alone 18,074 96.2%
American Indian and Alaska Native Alone 190 1.01%
Asian Alone 43 0.23%
Native Hawaiian And Pacific Islander Alone 7 0.04%
Two Or More Races 364 1.94%
Population By Ethnicity in Jefferson , KS in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 10 0.05%
White Alone - Hispanic 383 2.04%
American Indian and Alaska Native Alone - Hispanic 21 0.11%
Asian Alone - Hispanic 1 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 36 0.19%
Black or African American Alone - Non Hispanic 101 0.54%
White Alone - Non Hispanic 17,691 94.16%
American Indian and Alaska Native Alone - Non Hispanic 169 0.9%
Asian Alone - Non Hispanic 42 0.22%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 7 0.04%
Two Or More Races - Non Hispanic 328 1.75%