Population By Race and Ethnicity in Barnstable, MA in 2020

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2020, the 228,012 population of Barnstable County, Massachusetts comprised of 7,916 people who identified as Hispanic (3.47%), and 220,096 people who identified as Non-Hispanic (96.53%).

Race: The White Alone population was the largest racial group in Barnstable County, Massachusetts with a population of 209,690 (91.96%); Black or African American Alone population was the second largest racial group with a population of 8,255 (3.62%); and Two Or More Races was the third largest racial group with a population of 4,408 (1.93%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Barnstable County, Massachusetts in 2020, with a population of 203,595 (89.29%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 7,514 (3.3%); and the third largest ethnic group was White Alone - Hispanic with a population of 6,095 (2.67%).

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

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

See this for other years:
Hispanics and Non Hispanics in Barnstable, MA in 2020
Total Population:
Race in Barnstable, MA in 2020
Total Population:
Ethnicity in Barnstable, MA in 2020
Total Population:
Population By Race in Barnstable , MA in 2020
Race Population Percentage
Black or African American Alone 8,255 3.62%
White Alone 209,690 91.96%
American Indian and Alaska Native Alone 1,749 0.77%
Asian Alone 3,760 1.65%
Native Hawaiian And Pacific Islander Alone 150 0.07%
Two Or More Races 4,408 1.93%
Population By Ethnicity in Barnstable , MA in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 741 0.33%
White Alone - Hispanic 6,095 2.67%
American Indian and Alaska Native Alone - Hispanic 305 0.13%
Asian Alone - Hispanic 298 0.13%
Native Hawaiian And Pacific Islander Alone - Hispanic 42 0.02%
Two Or More Races - Hispanic 435 0.19%
Black or African American Alone - Non Hispanic 7,514 3.3%
White Alone - Non Hispanic 203,595 89.29%
American Indian and Alaska Native Alone - Non Hispanic 1,444 0.63%
Asian Alone - Non Hispanic 3,462 1.52%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 108 0.05%
Two Or More Races - Non Hispanic 3,973 1.74%