Population By Race and Ethnicity in O'Brien County, IA in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 14,154 population of O'Brien County, Iowa comprised of 541 people who identified as Hispanic (3.82%), and 13,613 people who identified as Non-Hispanic (96.18%).

Race: The White Alone population was the largest racial group in O'Brien County, Iowa with a population of 13,772 (97.3%); Black or African American Alone population was the second largest racial group with a population of 131 (0.93%); and Asian Alone was the third largest racial group with a population of 114 (0.81%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in O'Brien County, Iowa in 2012, with a population of 13,307 (94.02%); the second largest ethnic group was White Alone - Hispanic with a population of 465 (3.29%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 109 (0.77%).

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

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

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Hispanics and Non Hispanics in O'Brien County, IA in 2012
Total Population:
Race in O'Brien County, IA in 2012
Total Population:
Ethnicity in O'Brien County, IA in 2012
Total Population:
Population By Race in O'Brien , IA in 2012
Race Population Percentage
Black or African American Alone 131 0.93%
White Alone 13,772 97.3%
American Indian and Alaska Native Alone 28 0.2%
Asian Alone 114 0.81%
Native Hawaiian And Pacific Islander Alone 1 0.01%
Two Or More Races 108 0.76%
Population By Ethnicity in O'Brien , IA in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 45 0.32%
White Alone - Hispanic 465 3.29%
American Indian and Alaska Native Alone - Hispanic 10 0.07%
Asian Alone - Hispanic 5 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 16 0.11%
Black or African American Alone - Non Hispanic 86 0.61%
White Alone - Non Hispanic 13,307 94.02%
American Indian and Alaska Native Alone - Non Hispanic 18 0.13%
Asian Alone - Non Hispanic 109 0.77%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 1 0.01%
Two Or More Races - Non Hispanic 92 0.65%