Population By Race and Ethnicity in Delaware, IA in 2015

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2015, the 17,395 population of Delaware County, Iowa comprised of 246 people who identified as Hispanic (1.41%), and 17,149 people who identified as Non-Hispanic (98.59%).

Race: The White Alone population was the largest racial group in Delaware County, Iowa with a population of 17,110 (98.36%); Two Or More Races population was the second largest racial group with a population of 126 (0.72%); and Black or African American Alone was the third largest racial group with a population of 66 (0.38%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Delaware County, Iowa in 2015, with a population of 16,898 (97.14%); the second largest ethnic group was White Alone - Hispanic with a population of 212 (1.22%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 116 (0.67%).

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 2015
Total Population:
Race in Delaware, IA in 2015
Total Population:
Ethnicity in Delaware, IA in 2015
Total Population:
Population By Race in Delaware , IA in 2015
Race Population Percentage
Black or African American Alone 66 0.38%
White Alone 17,110 98.36%
American Indian and Alaska Native Alone 27 0.16%
Asian Alone 60 0.35%
Native Hawaiian And Pacific Islander Alone 6 0.03%
Two Or More Races 126 0.72%
Population By Ethnicity in Delaware , IA in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 6 0.03%
White Alone - Hispanic 212 1.22%
American Indian and Alaska Native Alone - Hispanic 7 0.04%
Asian Alone - Hispanic 5 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 6 0.03%
Two Or More Races - Hispanic 10 0.06%
Black or African American Alone - Non Hispanic 60 0.35%
White Alone - Non Hispanic 16,898 97.14%
American Indian and Alaska Native Alone - Non Hispanic 20 0.12%
Asian Alone - Non Hispanic 55 0.32%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 0 0%
Two Or More Races - Non Hispanic 116 0.67%