Population By Race and Ethnicity in Jefferson County, KS in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 18,901 population of Jefferson County, Kansas comprised of 554 people who identified as Hispanic (2.93%), and 18,347 people who identified as Non-Hispanic (97.07%).

Race: The White Alone population was the largest racial group in Jefferson County, Kansas with a population of 18,124 (95.89%); Two Or More Races population was the second largest racial group with a population of 380 (2.01%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 186 (0.98%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Kansas in 2018, with a population of 17,653 (93.4%); the second largest ethnic group was White Alone - Hispanic with a population of 471 (2.49%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 338 (1.79%).

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 2018
Total Population:
Race in Jefferson County, KS in 2018
Total Population:
Ethnicity in Jefferson County, KS in 2018
Total Population:
Population By Race in Jefferson , KS in 2018
Race Population Percentage
Black or African American Alone 144 0.76%
White Alone 18,124 95.89%
American Indian and Alaska Native Alone 186 0.98%
Asian Alone 47 0.25%
Native Hawaiian And Pacific Islander Alone 20 0.11%
Two Or More Races 380 2.01%
Population By Ethnicity in Jefferson , KS in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 12 0.06%
White Alone - Hispanic 471 2.49%
American Indian and Alaska Native Alone - Hispanic 28 0.15%
Asian Alone - Hispanic 1 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 42 0.22%
Black or African American Alone - Non Hispanic 132 0.7%
White Alone - Non Hispanic 17,653 93.4%
American Indian and Alaska Native Alone - Non Hispanic 158 0.84%
Asian Alone - Non Hispanic 46 0.24%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 20 0.11%
Two Or More Races - Non Hispanic 338 1.79%