Population By Race and Ethnicity in Plymouth County, MA in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 530,200 population of Plymouth County, Massachusetts comprised of 24,043 people who identified as Hispanic (4.54%), and 506,157 people who identified as Non-Hispanic (95.47%).

Race: The White Alone population was the largest racial group in Plymouth County, Massachusetts with a population of 444,060 (83.75%); Black or African American Alone population was the second largest racial group with a population of 63,765 (12.03%); and Two Or More Races was the third largest racial group with a population of 10,882 (2.05%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Plymouth County, Massachusetts in 2020, with a population of 426,607 (80.46%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 59,480 (11.22%); and the third largest ethnic group was White Alone - Hispanic with a population of 17,453 (3.29%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Plymouth, Massachusetts.

You can find similar information for other Massachusetts counties, and for Massachusetts.

See this for other years:
Hispanics and Non Hispanics in Plymouth County, MA in 2020
Total Population:
Race in Plymouth County, MA in 2020
Total Population:
Ethnicity in Plymouth County, MA in 2020
Total Population:
Population By Race in Plymouth , MA in 2020
Race Population Percentage
Black or African American Alone 63,765 12.03%
White Alone 444,060 83.75%
American Indian and Alaska Native Alone 1,779 0.34%
Asian Alone 8,991 1.7%
Native Hawaiian And Pacific Islander Alone 723 0.14%
Two Or More Races 10,882 2.05%
Population By Ethnicity in Plymouth , MA in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 4,285 0.81%
White Alone - Hispanic 17,453 3.29%
American Indian and Alaska Native Alone - Hispanic 521 0.1%
Asian Alone - Hispanic 216 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 217 0.04%
Two Or More Races - Hispanic 1,351 0.26%
Black or African American Alone - Non Hispanic 59,480 11.22%
White Alone - Non Hispanic 426,607 80.46%
American Indian and Alaska Native Alone - Non Hispanic 1,258 0.24%
Asian Alone - Non Hispanic 8,775 1.66%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 506 0.1%
Two Or More Races - Non Hispanic 9,531 1.8%