Population By Race and Ethnicity in Union County, NJ in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 573,660 population of Union County, New Jersey comprised of 195,499 people who identified as Hispanic (34.08%), and 378,161 people who identified as Non-Hispanic (65.92%).

Race: The White Alone population was the largest racial group in Union County, New Jersey with a population of 385,586 (67.22%); Black or African American Alone population was the second largest racial group with a population of 135,986 (23.71%); and Asian Alone was the third largest racial group with a population of 33,471 (5.84%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Union County, New Jersey in 2020, with a population of 218,806 (38.14%); the second largest ethnic group was White Alone - Hispanic with a population of 166,780 (29.07%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 118,562 (20.67%).

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

You can find similar information for other New Jersey counties, and for New Jersey.

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Hispanics and Non Hispanics in Union County, NJ in 2020
Total Population:573,660
65.92%34.08%
Non Hispanic (65.92%)
Hispanic (34.08%)
Race in Union County, NJ in 2020
Total Population:573,660
67.22%23.71%
White Alone (67.22%)
Black or African American Alone (23.71%)
Asian Alone (5.84%)
Two or more races (2.22%)
American Indian and Alaska Native Alone (0.9%)
Native Hawaiian And Pacific Islander Alone (0.13%)
Ethnicity in Union County, NJ in 2020
Total Population:573,660
38.14%29.07%20.67%
Non-Hispanic White Alone (38.14%)
Hispanic White Alone (29.07%)
Non-Hispanic Black or African American Alone (20.67%)
Non-Hispanic Asian Alone (5.6%)
All Other Ethnicities (3.49%)
Hispanic Black or African American Alone (3.04%)
Population By Race in Union , NJ in 2020
Race
Population
Percentage
White Alone 385,586 67.22%
Black or African American Alone 135,986 23.71%
Asian Alone 33,471 5.84%
Two Or More Races 12,741 2.22%
American Indian and Alaska Native Alone 5,134 0.9%
Native Hawaiian And Pacific Islander Alone 742 0.13%
Population By Ethnicity in Union , NJ in 2020
Ethnicity
Population
Percentage
White Alone - Non Hispanic 218,806 38.14%
White Alone - Hispanic 166,780 29.07%
Black or African American Alone - Non Hispanic 118,562 20.67%
Asian Alone - Non Hispanic 32,095 5.6%
Black or African American Alone - Hispanic 17,424 3.04%
Two Or More Races - Non Hispanic 7,846 1.37%
Two Or More Races - Hispanic 4,895 0.85%
American Indian and Alaska Native Alone - Hispanic 4,457 0.78%
Asian Alone - Hispanic 1,376 0.24%
American Indian and Alaska Native Alone - Non Hispanic 677 0.12%
Native Hawaiian And Pacific Islander Alone - Hispanic 567 0.1%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 175 0.03%