Population By Race and Ethnicity in Buchanan, MO in 2023

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2023, the 82,956 population of Buchanan County, Missouri comprised of 6,320 people who identified as Hispanic (7.62%), and 76,636 people who identified as Non-Hispanic (92.38%).

Race: The White Alone population was the largest racial group in Buchanan County, Missouri with a population of 72,518 (87.42%); Black or African American Alone population was the second largest racial group with a population of 5,120 (6.17%); and Two Or More Races was the third largest racial group with a population of 2,696 (3.25%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Buchanan County, Missouri in 2023, with a population of 67,310 (81.14%); the second largest ethnic group was White Alone - Hispanic with a population of 5,208 (6.28%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 4,808 (5.8%).

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

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

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Hispanics and Non Hispanics in Buchanan, MO in 2023
Total Population:
Race in Buchanan, MO in 2023
Total Population:
Ethnicity in Buchanan, MO in 2023
Total Population:
Population By Race in Buchanan , MO in 2023
Race Population Percentage
Black or African American Alone 5,120 6.17%
White Alone 72,518 87.42%
American Indian and Alaska Native Alone 686 0.83%
Asian Alone 1,294 1.56%
Native Hawaiian And Pacific Islander Alone 642 0.77%
Two Or More Races 2,696 3.25%
Population By Ethnicity in Buchanan , MO in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 312 0.38%
White Alone - Hispanic 5,208 6.28%
American Indian and Alaska Native Alone - Hispanic 292 0.35%
Asian Alone - Hispanic 101 0.12%
Native Hawaiian And Pacific Islander Alone - Hispanic 132 0.16%
Two Or More Races - Hispanic 275 0.33%
Black or African American Alone - Non Hispanic 4,808 5.8%
White Alone - Non Hispanic 67,310 81.14%
American Indian and Alaska Native Alone - Non Hispanic 394 0.48%
Asian Alone - Non Hispanic 1,193 1.44%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 510 0.62%
Two Or More Races - Non Hispanic 2,421 2.92%