Population By Race and Ethnicity in Jefferson, MO in 2019

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2019, the 225,402 population of Jefferson County, Missouri comprised of 4,676 people who identified as Hispanic (2.08%), and 220,726 people who identified as Non-Hispanic (97.93%).

Race: The White Alone population was the largest racial group in Jefferson County, Missouri with a population of 216,230 (95.93%); Two Or More Races population was the second largest racial group with a population of 3,831 (1.7%); and Black or African American Alone was the third largest racial group with a population of 2,663 (1.18%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Missouri in 2019, with a population of 212,093 (94.1%); the second largest ethnic group was White Alone - Hispanic with a population of 4,137 (1.84%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 3,584 (1.59%).

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

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

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Hispanics and Non Hispanics in Jefferson, MO in 2019
Total Population:
Race in Jefferson, MO in 2019
Total Population:
Ethnicity in Jefferson, MO in 2019
Total Population:
Population By Race in Jefferson , MO in 2019
RacePopulationPercentage
Black or African American Alone 2,663 1.18%
White Alone 216,230 95.93%
American Indian and Alaska Native Alone 773 0.34%
Asian Alone 1,823 0.81%
Native Hawaiian And Pacific Islander Alone 82 0.04%
Two Or More Races 3,831 1.7%
Population By Ethnicity in Jefferson , MO in 2019
EthnicityPopulationPercentage
Black or African American Alone - Hispanic 98 0.04%
White Alone - Hispanic 4,137 1.84%
American Indian and Alaska Native Alone - Hispanic 146 0.07%
Asian Alone - Hispanic 35 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 13 0.01%
Two Or More Races - Hispanic 247 0.11%
Black or African American Alone - Non Hispanic 2,565 1.14%
White Alone - Non Hispanic 212,093 94.1%
American Indian and Alaska Native Alone - Non Hispanic 627 0.28%
Asian Alone - Non Hispanic 1,788 0.79%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 69 0.03%
Two Or More Races - Non Hispanic 3,584 1.59%