Population By Race and Ethnicity in Delaware, IA in 2011

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2011, the 17,631 population of Delaware County, Iowa comprised of 158 people who identified as Hispanic (0.9%), and 17,473 people who identified as Non-Hispanic (99.1%).

Race: The White Alone population was the largest racial group in Delaware County, Iowa with a population of 17,386 (98.61%); Two Or More Races population was the second largest racial group with a population of 117 (0.66%); and Black or African American Alone was the third largest racial group with a population of 54 (0.31%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Delaware County, Iowa in 2011, with a population of 17,251 (97.85%); the second largest ethnic group was White Alone - Hispanic with a population of 135 (0.77%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 107 (0.61%).

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

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

See this for other years:
Hispanics and Non Hispanics in Delaware, IA in 2011
Total Population:
Race in Delaware, IA in 2011
Total Population:
Ethnicity in Delaware, IA in 2011
Total Population:
Population By Race in Delaware , IA in 2011
Race Population Percentage
Black or African American Alone 54 0.31%
White Alone 17,386 98.61%
American Indian and Alaska Native Alone 21 0.12%
Asian Alone 51 0.29%
Native Hawaiian And Pacific Islander Alone 2 0.01%
Two Or More Races 117 0.66%
Population By Ethnicity in Delaware , IA in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 3 0.02%
White Alone - Hispanic 135 0.77%
American Indian and Alaska Native Alone - Hispanic 3 0.02%
Asian Alone - Hispanic 5 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 2 0.01%
Two Or More Races - Hispanic 10 0.06%
Black or African American Alone - Non Hispanic 51 0.29%
White Alone - Non Hispanic 17,251 97.85%
American Indian and Alaska Native Alone - Non Hispanic 18 0.1%
Asian Alone - Non Hispanic 46 0.26%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 0 0%
Two Or More Races - Non Hispanic 107 0.61%