Population By Race and Ethnicity in O'Brien County, IA in 2016

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2016, the 13,921 population of O'Brien County, Iowa comprised of 644 people who identified as Hispanic (4.63%), and 13,277 people who identified as Non-Hispanic (95.37%).

Race: The White Alone population was the largest racial group in O'Brien County, Iowa with a population of 13,498 (96.96%); Black or African American Alone population was the second largest racial group with a population of 142 (1.02%); and Two Or More Races was the third largest racial group with a population of 122 (0.88%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in O'Brien County, Iowa in 2016, with a population of 12,939 (92.95%); the second largest ethnic group was White Alone - Hispanic with a population of 559 (4.02%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 112 (0.81%).

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.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in O'Brien County, IA in 2016

Total Population:13,921

Non Hispanic (95.37%)

Hispanic (4.63%)

Race in O'Brien County, IA in 2016

Total Population:13,921

White Alone (96.96%)

Black or African American Alone (1.02%)

Two or more races (0.88%)

Asian Alone (0.83%)

American Indian and Alaska Native Alone (0.3%)

Native Hawaiian And Pacific Islander Alone (0.02%)

Ethnicity in O'Brien County, IA in 2016

Total Population:13,921

Non-Hispanic White Alone (92.95%)

Hispanic White Alone (4.02%)

Non-Hispanic Asian Alone (0.81%)

All Other Ethnicities (0.79%)

Non-Hispanic Two or more races (0.75%)

Non-Hispanic Black or African American Alone (0.7%)

Population By Race in O'Brien , IA in 2016

Race	Population	Percentage
White Alone	13,498	96.96%
Black or African American Alone	142	1.02%
Two Or More Races	122	0.88%
Asian Alone	115	0.83%
American Indian and Alaska Native Alone	41	0.3%
Native Hawaiian And Pacific Islander Alone	3	0.02%

Population By Ethnicity in O'Brien , IA in 2016

Ethnicity	Population	Percentage
White Alone - Non Hispanic	12,939	92.95%
White Alone - Hispanic	559	4.02%
Asian Alone - Non Hispanic	112	0.81%
Two Or More Races - Non Hispanic	104	0.75%
Black or African American Alone - Non Hispanic	97	0.7%
Black or African American Alone - Hispanic	45	0.32%
American Indian and Alaska Native Alone - Non Hispanic	23	0.17%
American Indian and Alaska Native Alone - Hispanic	18	0.13%
Two Or More Races - Hispanic	18	0.13%
Asian Alone - Hispanic	3	0.02%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	2	0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic	1	0.01%