Population By Race and Ethnicity in Union County, NJ in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 556,475 population of Union County, New Jersey comprised of 177,657 people who identified as Hispanic (31.93%), and 378,818 people who identified as Non-Hispanic (68.08%).

Race: The White Alone population was the largest racial group in Union County, New Jersey with a population of 375,375 (67.46%); Black or African American Alone population was the second largest racial group with a population of 132,219 (23.76%); and Asian Alone was the third largest racial group with a population of 31,656 (5.69%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Union County, New Jersey in 2018, with a population of 223,013 (40.08%); the second largest ethnic group was White Alone - Hispanic with a population of 152,362 (27.38%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 116,912 (21.01%).

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.

See this for other years:
Hispanics and Non Hispanics in Union County, NJ in 2018
Total Population:
Race in Union County, NJ in 2018
Total Population:
Ethnicity in Union County, NJ in 2018
Total Population:
Population By Race in Union , NJ in 2018
Race Population Percentage
Black or African American Alone 132,219 23.76%
White Alone 375,375 67.46%
American Indian and Alaska Native Alone 4,503 0.81%
Asian Alone 31,656 5.69%
Native Hawaiian And Pacific Islander Alone 688 0.12%
Two Or More Races 12,034 2.16%
Population By Ethnicity in Union , NJ in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 15,307 2.75%
White Alone - Hispanic 152,362 27.38%
American Indian and Alaska Native Alone - Hispanic 3,849 0.69%
Asian Alone - Hispanic 1,159 0.21%
Native Hawaiian And Pacific Islander Alone - Hispanic 502 0.09%
Two Or More Races - Hispanic 4,478 0.81%
Black or African American Alone - Non Hispanic 116,912 21.01%
White Alone - Non Hispanic 223,013 40.08%
American Indian and Alaska Native Alone - Non Hispanic 654 0.12%
Asian Alone - Non Hispanic 30,497 5.48%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 186 0.03%
Two Or More Races - Non Hispanic 7,556 1.36%