Population By Race and Ethnicity in Mercer County, NJ in 2014

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2014, the 369,031 population of Mercer County, New Jersey comprised of 60,094 people who identified as Hispanic (16.28%), and 308,937 people who identified as Non-Hispanic (83.72%).

Race: The White Alone population was the largest racial group in Mercer County, New Jersey with a population of 241,046 (65.32%); Black or African American Alone population was the second largest racial group with a population of 78,884 (21.38%); and Asian Alone was the third largest racial group with a population of 38,113 (10.33%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Mercer County, New Jersey in 2014, with a population of 191,803 (51.98%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 72,550 (19.66%); and the third largest ethnic group was White Alone - Hispanic with a population of 49,243 (13.34%).

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.

See this for other years:
Hispanics and Non Hispanics in Mercer County, NJ in 2014
Total Population:
Race in Mercer County, NJ in 2014
Total Population:
Ethnicity in Mercer County, NJ in 2014
Total Population:
Population By Race in Mercer , NJ in 2014
Race Population Percentage
Black or African American Alone 78,884 21.38%
White Alone 241,046 65.32%
American Indian and Alaska Native Alone 2,254 0.61%
Asian Alone 38,113 10.33%
Native Hawaiian And Pacific Islander Alone 710 0.19%
Two Or More Races 8,024 2.17%
Population By Ethnicity in Mercer , NJ in 2014
Ethnicity Population Percentage
Black or African American Alone - Hispanic 6,334 1.72%
White Alone - Hispanic 49,243 13.34%
American Indian and Alaska Native Alone - Hispanic 1,675 0.45%
Asian Alone - Hispanic 526 0.14%
Native Hawaiian And Pacific Islander Alone - Hispanic 510 0.14%
Two Or More Races - Hispanic 1,806 0.49%
Black or African American Alone - Non Hispanic 72,550 19.66%
White Alone - Non Hispanic 191,803 51.98%
American Indian and Alaska Native Alone - Non Hispanic 579 0.16%
Asian Alone - Non Hispanic 37,587 10.19%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 200 0.05%
Two Or More Races - Non Hispanic 6,218 1.69%