Population By Race and Ethnicity in Warren County, IA in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the 48,486 population of Warren County, Iowa comprised of 1,234 people who identified as Hispanic (2.55%), and 47,252 people who identified as Non-Hispanic (97.46%).

Race: The White Alone population was the largest racial group in Warren County, Iowa with a population of 47,059 (97.06%); Two Or More Races population was the second largest racial group with a population of 586 (1.21%); and Black or African American Alone was the third largest racial group with a population of 365 (0.75%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Warren County, Iowa in 2015, with a population of 45,958 (94.79%); the second largest ethnic group was White Alone - Hispanic with a population of 1,101 (2.27%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 511 (1.05%).

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

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

See this for other years:
Hispanics and Non Hispanics in Warren County, IA in 2015
Total Population:
Race in Warren County, IA in 2015
Total Population:
Ethnicity in Warren County, IA in 2015
Total Population:
Population By Race in Warren , IA in 2015
Race Population Percentage
Black or African American Alone 365 0.75%
White Alone 47,059 97.06%
American Indian and Alaska Native Alone 137 0.28%
Asian Alone 290 0.6%
Native Hawaiian And Pacific Islander Alone 49 0.1%
Two Or More Races 586 1.21%
Population By Ethnicity in Warren , IA in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 19 0.04%
White Alone - Hispanic 1,101 2.27%
American Indian and Alaska Native Alone - Hispanic 35 0.07%
Asian Alone - Hispanic 3 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0%
Two Or More Races - Hispanic 75 0.16%
Black or African American Alone - Non Hispanic 346 0.71%
White Alone - Non Hispanic 45,958 94.79%
American Indian and Alaska Native Alone - Non Hispanic 102 0.21%
Asian Alone - Non Hispanic 287 0.59%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 48 0.1%
Two Or More Races - Non Hispanic 511 1.05%