Monmouth County, New Jersey Census 2020 Population By Race and Ethnicity

Updated on April 9, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 643.62K population of Monmouth County, NJ residents comprised of 80.73K residents who identified as Hispanic or Latino (12.54%), and 562.89K residents who identified as Non-Hispanic (87.46%).

Race: The White Alone population was the largest racial group in Monmouth County, NJ, with a population of 476.06K (73.97%). The Two Or More Races population was the second largest racial group in Monmouth County, NJ, with a population of 51.34K (7.98%). The Black or African American Alone population was the third largest racial group in Monmouth County, NJ, with a population of 41.12K (6.39%). The smallest racial group in Monmouth County, NJ was Native Hawaiian And Pacific Islander Alone with a population of 163 (0.03%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Monmouth County, NJ, with a population of 460.83K (71.60%). The Non-Hispanic - Black Alone population was the second largest ethnic group in Monmouth County, NJ, with a population of 39.18K (6.09%). The Non-Hispanic - Asian Alone population was the third largest ethnic group in Monmouth County, NJ, with a population of 36.01K (5.60%). The smallest ethnic group in Monmouth County, NJ was Hispanic - Native Hawaiian & Pac. Islander with a population of 66 (0.01%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Monmouth County, New Jersey from the 2020 decennial census.

You can see similar information for other New Jersey counties and also for the state of New Jersey.

Monmouth County, NJ Hispanics and Non Hispanics Population in Census 2020
Total Population:
Monmouth County, NJ Racial Groups in Census 2020
Total Population:
Monmouth County, NJ Ethnicity Groups in Census 2020
Total Population:
Monmouth County, NJ Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 41124 6.39
White Alone 476056 73.97
American Indian and Alaska Native Alone 2361 0.37
Asian Alone 36316 5.64
Native Hawaiian And Pacific Islander Alone 163 0.03
Some Other Race Alone 36259 5.63
Two Or More Races 51336 7.98
Monmouth County, NJ Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 460825 71.60
Non-Hispanic - Black Alone 39178 6.09
Non-Hispanic - Asian Alone 36008 5.60
Hispanic - Some Other Race Alone 31693 4.92
Hispanic - Two or More Races 29607 4.60
Non-Hispanic - Two or More Races 21729 3.38
Hispanic - White Alone 15231 2.37
Non-Hispanic - Some Other Race Alone 4566 0.71
Hispanic - Black Alone 1946 0.30
Hispanic - American Indian & Alaska Native 1879 0.29
Non-Hispanic - American Indian & Alaska Native 482 0.08
Hispanic - Asian Alone 308 0.05
Non-Hispanic - Native Hawaiian & Pac. Islander 97 0.02
Hispanic - Native Hawaiian & Pac. Islander 66 0.01