Population By Race and Ethnicity in Delaware, IA in 2017

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2017, the 17,139 population of Delaware County, Iowa comprised of 267 people who identified as Hispanic (1.56%), and 16,872 people who identified as Non-Hispanic (98.44%).

Race: The White Alone population was the largest racial group in Delaware County, Iowa with a population of 16,779 (97.9%); Two Or More Races population was the second largest racial group with a population of 135 (0.79%); and Black or African American Alone was the third largest racial group with a population of 133 (0.78%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Delaware County, Iowa in 2017, with a population of 16,548 (96.55%); the second largest ethnic group was White Alone - Hispanic with a population of 231 (1.35%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 123 (0.72%).

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 2017
Total Population:
Race in Delaware, IA in 2017
Total Population:
Ethnicity in Delaware, IA in 2017
Total Population:
Population By Race in Delaware , IA in 2017
Race Population Percentage
Black or African American Alone 133 0.78%
White Alone 16,779 97.9%
American Indian and Alaska Native Alone 27 0.16%
Asian Alone 63 0.37%
Native Hawaiian And Pacific Islander Alone 2 0.01%
Two Or More Races 135 0.79%
Population By Ethnicity in Delaware , IA in 2017
Ethnicity Population Percentage
Black or African American Alone - Hispanic 10 0.06%
White Alone - Hispanic 231 1.35%
American Indian and Alaska Native Alone - Hispanic 5 0.03%
Asian Alone - Hispanic 7 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 2 0.01%
Two Or More Races - Hispanic 12 0.07%
Black or African American Alone - Non Hispanic 123 0.72%
White Alone - Non Hispanic 16,548 96.55%
American Indian and Alaska Native Alone - Non Hispanic 22 0.13%
Asian Alone - Non Hispanic 56 0.33%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 0 0%
Two Or More Races - Non Hispanic 123 0.72%