Population By Race and Ethnicity in Marion County, IA in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 33,274 population of Marion County, Iowa comprised of 545 people who identified as Hispanic (1.64%), and 32,729 people who identified as Non-Hispanic (98.36%).

Race: The White Alone population was the largest racial group in Marion County, Iowa with a population of 32,244 (96.9%); Asian Alone population was the second largest racial group with a population of 404 (1.21%); and Two Or More Races was the third largest racial group with a population of 325 (0.98%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Marion County, Iowa in 2011, with a population of 31,768 (95.47%); the second largest ethnic group was White Alone - Hispanic with a population of 476 (1.43%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 403 (1.21%).

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

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

See this for other years:
Hispanics and Non Hispanics in Marion County, IA in 2011
Total Population:
Race in Marion County, IA in 2011
Total Population:
Ethnicity in Marion County, IA in 2011
Total Population:
Population By Race in Marion , IA in 2011
Race Population Percentage
Black or African American Alone 229 0.69%
White Alone 32,244 96.9%
American Indian and Alaska Native Alone 62 0.19%
Asian Alone 404 1.21%
Native Hawaiian And Pacific Islander Alone 10 0.03%
Two Or More Races 325 0.98%
Population By Ethnicity in Marion , IA in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 14 0.04%
White Alone - Hispanic 476 1.43%
American Indian and Alaska Native Alone - Hispanic 22 0.07%
Asian Alone - Hispanic 1 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 4 0.01%
Two Or More Races - Hispanic 28 0.08%
Black or African American Alone - Non Hispanic 215 0.65%
White Alone - Non Hispanic 31,768 95.47%
American Indian and Alaska Native Alone - Non Hispanic 40 0.12%
Asian Alone - Non Hispanic 403 1.21%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 6 0.02%
Two Or More Races - Non Hispanic 297 0.89%