Population By Race and Ethnicity in Buchanan County, IA in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 20,975 population of Buchanan County, Iowa comprised of 246 people who identified as Hispanic (1.17%), and 20,729 people who identified as Non-Hispanic (98.83%).

Race: The White Alone population was the largest racial group in Buchanan County, Iowa with a population of 20,583 (98.13%); Two Or More Races population was the second largest racial group with a population of 197 (0.94%); and Asian Alone was the third largest racial group with a population of 90 (0.43%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Buchanan County, Iowa in 2010, with a population of 20,365 (97.09%); the second largest ethnic group was White Alone - Hispanic with a population of 218 (1.04%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 193 (0.92%).

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

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

See this for other years:
Hispanics and Non Hispanics in Buchanan County, IA in 2010
Total Population:
Race in Buchanan County, IA in 2010
Total Population:
Ethnicity in Buchanan County, IA in 2010
Total Population:
Population By Race in Buchanan , IA in 2010
Race Population Percentage
Black or African American Alone 68 0.32%
White Alone 20,583 98.13%
American Indian and Alaska Native Alone 35 0.17%
Asian Alone 90 0.43%
Native Hawaiian And Pacific Islander Alone 2 0.01%
Two Or More Races 197 0.94%
Population By Ethnicity in Buchanan , IA in 2010
Ethnicity Population Percentage
Black or African American Alone - Hispanic 8 0.04%
White Alone - Hispanic 218 1.04%
American Indian and Alaska Native Alone - Hispanic 15 0.07%
Asian Alone - Hispanic 0 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0.01%
Two Or More Races - Hispanic 4 0.02%
Black or African American Alone - Non Hispanic 60 0.29%
White Alone - Non Hispanic 20,365 97.09%
American Indian and Alaska Native Alone - Non Hispanic 20 0.1%
Asian Alone - Non Hispanic 90 0.43%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 1 0.01%
Two Or More Races - Non Hispanic 193 0.92%