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.

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Hispanics and Non Hispanics in Union County, NJ in 2018
Total Population:556,475
68.08%31.93%
Non Hispanic (68.08%)
Hispanic (31.93%)
Race in Union County, NJ in 2018
Total Population:556,475
67.46%23.76%
White Alone (67.46%)
Black or African American Alone (23.76%)
Asian Alone (5.69%)
Two or more races (2.16%)
American Indian and Alaska Native Alone (0.81%)
Native Hawaiian And Pacific Islander Alone (0.12%)
Ethnicity in Union County, NJ in 2018
Total Population:556,475
40.08%27.38%21.01%
Non-Hispanic White Alone (40.08%)
Hispanic White Alone (27.38%)
Non-Hispanic Black or African American Alone (21.01%)
Non-Hispanic Asian Alone (5.48%)
All Other Ethnicities (3.30%)
Hispanic Black or African American Alone (2.75%)
Population By Race in Union , NJ in 2018
Race
Population
Percentage
White Alone 375,375 67.46%
Black or African American Alone 132,219 23.76%
Asian Alone 31,656 5.69%
Two Or More Races 12,034 2.16%
American Indian and Alaska Native Alone 4,503 0.81%
Native Hawaiian And Pacific Islander Alone 688 0.12%
Population By Ethnicity in Union , NJ in 2018
Ethnicity
Population
Percentage
White Alone - Non Hispanic 223,013 40.08%
White Alone - Hispanic 152,362 27.38%
Black or African American Alone - Non Hispanic 116,912 21.01%
Asian Alone - Non Hispanic 30,497 5.48%
Black or African American Alone - Hispanic 15,307 2.75%
Two Or More Races - Non Hispanic 7,556 1.36%
Two Or More Races - Hispanic 4,478 0.81%
American Indian and Alaska Native Alone - Hispanic 3,849 0.69%
Asian Alone - Hispanic 1,159 0.21%
American Indian and Alaska Native Alone - Non Hispanic 654 0.12%
Native Hawaiian And Pacific Islander Alone - Hispanic 502 0.09%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 186 0.03%