Population By Race and Ethnicity in New Castle County, DE in 2016

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2016, the 555,582 population of New Castle County, Delaware comprised of 53,734 people who identified as Hispanic (9.67%), and 501,848 people who identified as Non-Hispanic (90.33%).

Race: The White Alone population was the largest racial group in New Castle County, Delaware with a population of 365,996 (65.88%); Black or African American Alone population was the second largest racial group with a population of 142,016 (25.56%); and Asian Alone was the third largest racial group with a population of 30,877 (5.56%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in New Castle County, Delaware in 2016, with a population of 323,115 (58.16%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 135,187 (24.33%); and the third largest ethnic group was White Alone - Hispanic with a population of 42,881 (7.72%).

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

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

See this for other years:
Hispanics and Non Hispanics in New Castle County, DE in 2016
Total Population:
Race in New Castle County, DE in 2016
Total Population:
Ethnicity in New Castle County, DE in 2016
Total Population:
Population By Race in New Castle , DE in 2016
Race Population Percentage
Black or African American Alone 142,016 25.56%
White Alone 365,996 65.88%
American Indian and Alaska Native Alone 2,384 0.43%
Asian Alone 30,877 5.56%
Native Hawaiian And Pacific Islander Alone 356 0.06%
Two Or More Races 13,953 2.51%
Population By Ethnicity in New Castle , DE in 2016
Ethnicity Population Percentage
Black or African American Alone - Hispanic 6,829 1.23%
White Alone - Hispanic 42,881 7.72%
American Indian and Alaska Native Alone - Hispanic 1,374 0.25%
Asian Alone - Hispanic 402 0.07%
Native Hawaiian And Pacific Islander Alone - Hispanic 210 0.04%
Two Or More Races - Hispanic 2,038 0.37%
Black or African American Alone - Non Hispanic 135,187 24.33%
White Alone - Non Hispanic 323,115 58.16%
American Indian and Alaska Native Alone - Non Hispanic 1,010 0.18%
Asian Alone - Non Hispanic 30,475 5.49%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 146 0.03%
Two Or More Races - Non Hispanic 11,915 2.15%