Population By Race and Ethnicity in Jefferson, MO in 2017

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2017, the 223,843 population of Jefferson County, Missouri comprised of 4,348 people who identified as Hispanic (1.94%), and 219,495 people who identified as Non-Hispanic (98.06%).

Race: The White Alone population was the largest racial group in Jefferson County, Missouri with a population of 215,351 (96.21%); Two Or More Races population was the second largest racial group with a population of 3,594 (1.61%); and Black or African American Alone was the third largest racial group with a population of 2,415 (1.08%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Missouri in 2017, with a population of 211,532 (94.5%); the second largest ethnic group was White Alone - Hispanic with a population of 3,819 (1.71%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 3,344 (1.49%).

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 2017
Total Population:
Race in Jefferson, MO in 2017
Total Population:
Ethnicity in Jefferson, MO in 2017
Total Population:
Population By Race in Jefferson , MO in 2017
RacePopulationPercentage
Black or African American Alone 2,415 1.08%
White Alone 215,351 96.21%
American Indian and Alaska Native Alone 741 0.33%
Asian Alone 1,677 0.75%
Native Hawaiian And Pacific Islander Alone 65 0.03%
Two Or More Races 3,594 1.61%
Population By Ethnicity in Jefferson , MO in 2017
EthnicityPopulationPercentage
Black or African American Alone - Hispanic 102 0.05%
White Alone - Hispanic 3,819 1.71%
American Indian and Alaska Native Alone - Hispanic 131 0.06%
Asian Alone - Hispanic 37 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 9 0%
Two Or More Races - Hispanic 250 0.11%
Black or African American Alone - Non Hispanic 2,313 1.03%
White Alone - Non Hispanic 211,532 94.5%
American Indian and Alaska Native Alone - Non Hispanic 610 0.27%
Asian Alone - Non Hispanic 1,640 0.73%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 56 0.03%
Two Or More Races - Non Hispanic 3,344 1.49%