Population By Race and Ethnicity in O'Brien County, IA in 2013

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2013, the 14,046 population of O'Brien County, Iowa comprised of 557 people who identified as Hispanic (3.97%), and 13,489 people who identified as Non-Hispanic (96.03%).

Race: The White Alone population was the largest racial group in O'Brien County, Iowa with a population of 13,660 (97.25%); Black or African American Alone population was the second largest racial group with a population of 129 (0.92%); and Two Or More Races was the third largest racial group with a population of 115 (0.82%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in O'Brien County, Iowa in 2013, with a population of 13,183 (93.86%); the second largest ethnic group was White Alone - Hispanic with a population of 477 (3.4%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 107 (0.76%).

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 2013
Total Population:
Race in O'Brien County, IA in 2013
Total Population:
Ethnicity in O'Brien County, IA in 2013
Total Population:
Population By Race in O'Brien , IA in 2013
Race Population Percentage
Black or African American Alone 129 0.92%
White Alone 13,660 97.25%
American Indian and Alaska Native Alone 29 0.21%
Asian Alone 110 0.78%
Native Hawaiian And Pacific Islander Alone 3 0.02%
Two Or More Races 115 0.82%
Population By Ethnicity in O'Brien , IA in 2013
Ethnicity Population Percentage
Black or African American Alone - Hispanic 47 0.34%
White Alone - Hispanic 477 3.4%
American Indian and Alaska Native Alone - Hispanic 11 0.08%
Asian Alone - Hispanic 3 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0.01%
Two Or More Races - Hispanic 18 0.13%
Black or African American Alone - Non Hispanic 82 0.58%
White Alone - Non Hispanic 13,183 93.86%
American Indian and Alaska Native Alone - Non Hispanic 18 0.13%
Asian Alone - Non Hispanic 107 0.76%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2 0.01%
Two Or More Races - Non Hispanic 97 0.69%