Population By Race and Ethnicity in Mercer County, NJ in 2020
Based on the US Census Vintage data estimates, in 2020, the 386,466 population of Mercer County, New Jersey comprised of 84,241 people who identified as Hispanic (21.8%), and 302,225 people who identified as Non-Hispanic (78.2%).
Race: The White Alone population was the largest racial group in Mercer County, New Jersey with a population of 243,522 (63.01%); Black or African American Alone population was the second largest racial group with a population of 82,866 (21.44%); and Asian Alone was the third largest racial group with a population of 46,299 (11.98%).
Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mercer County, New Jersey in 2020, with a population of 175,699 (45.46%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 73,160 (18.93%); and the third largest ethnic group was White Alone - Hispanic with a population of 67,823 (17.55%).
The charts and tables below shows the population and percentage of each racial and ethnicity group in Mercer, New Jersey.
You can find similar information for other New Jersey counties, and for New Jersey.
| Race | Population | Percentage |
|---|---|---|
| Black or African American Alone | 82,866 | 21.44% |
| White Alone | 243,522 | 63.01% |
| American Indian and Alaska Native Alone | 2,927 | 0.76% |
| Asian Alone | 46,299 | 11.98% |
| Native Hawaiian And Pacific Islander Alone | 970 | 0.25% |
| Two Or More Races | 9,882 | 2.56% |
| Ethnicity | Population | Percentage |
|---|---|---|
| Black or African American Alone - Hispanic | 9,706 | 2.51% |
| White Alone - Hispanic | 67,823 | 17.55% |
| American Indian and Alaska Native Alone - Hispanic | 2,328 | 0.6% |
| Asian Alone - Hispanic | 829 | 0.22% |
| Native Hawaiian And Pacific Islander Alone - Hispanic | 758 | 0.2% |
| Two Or More Races - Hispanic | 2,797 | 0.72% |
| Black or African American Alone - Non Hispanic | 73,160 | 18.93% |
| White Alone - Non Hispanic | 175,699 | 45.46% |
| American Indian and Alaska Native Alone - Non Hispanic | 599 | 0.16% |
| Asian Alone - Non Hispanic | 45,470 | 11.77% |
| Native Hawaiian And Pacific Islander Alone - Non Hispanic | 212 | 0.06% |
| Two Or More Races - Non Hispanic | 7,085 | 1.83% |