Population By Race and Ethnicity in Onslow County, NC in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 206,018 population of Onslow County, North Carolina comprised of 28,360 people who identified as Hispanic (13.77%), and 177,658 people who identified as Non-Hispanic (86.23%).

Race: The White Alone population was the largest racial group in Onslow County, North Carolina with a population of 156,854 (76.14%); Black or African American Alone population was the second largest racial group with a population of 31,940 (15.5%); and Two Or More Races was the third largest racial group with a population of 9,805 (4.76%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Onslow County, North Carolina in 2021, with a population of 134,237 (65.16%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 29,310 (14.23%); and the third largest ethnic group was White Alone - Hispanic with a population of 22,617 (10.98%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Onslow, North Carolina.

You can find similar information for other North Carolina counties, and for North Carolina.

See this for other years:
Hispanics and Non Hispanics in Onslow County, NC in 2021
Total Population:
Race in Onslow County, NC in 2021
Total Population:
Ethnicity in Onslow County, NC in 2021
Total Population:
Population By Race in Onslow , NC in 2021
Race Population Percentage
Black or African American Alone 31,940 15.5%
White Alone 156,854 76.14%
American Indian and Alaska Native Alone 2,138 1.04%
Asian Alone 4,609 2.24%
Native Hawaiian And Pacific Islander Alone 672 0.33%
Two Or More Races 9,805 4.76%
Population By Ethnicity in Onslow , NC in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2,630 1.28%
White Alone - Hispanic 22,617 10.98%
American Indian and Alaska Native Alone - Hispanic 893 0.43%
Asian Alone - Hispanic 422 0.21%
Native Hawaiian And Pacific Islander Alone - Hispanic 186 0.09%
Two Or More Races - Hispanic 1,612 0.78%
Black or African American Alone - Non Hispanic 29,310 14.23%
White Alone - Non Hispanic 134,237 65.16%
American Indian and Alaska Native Alone - Non Hispanic 1,245 0.6%
Asian Alone - Non Hispanic 4,187 2.03%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 486 0.24%
Two Or More Races - Non Hispanic 8,193 3.98%