Population By Race and Ethnicity in Middlesex, MA in 2017

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2017, the 1,604,762 population of Middlesex County, Massachusetts comprised of 126,692 people who identified as Hispanic (7.9%), and 1,478,070 people who identified as Non-Hispanic (92.11%).

Race: The White Alone population was the largest racial group in Middlesex County, Massachusetts with a population of 1,267,680 (79%); Asian Alone population was the second largest racial group with a population of 200,672 (12.51%); and Black or African American Alone was the third largest racial group with a population of 93,241 (5.81%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Middlesex County, Massachusetts in 2017, with a population of 1,161,806 (72.4%); the second largest ethnic group was Asian Alone - Non Hispanic with a population of 199,080 (12.41%); and the third largest ethnic group was White Alone - Hispanic with a population of 105,874 (6.6%).

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

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

See this for other years:
Hispanics and Non Hispanics in Middlesex, MA in 2017
Total Population:
Race in Middlesex, MA in 2017
Total Population:
Ethnicity in Middlesex, MA in 2017
Total Population:
Population By Race in Middlesex , MA in 2017
Race Population Percentage
Black or African American Alone 93,241 5.81%
White Alone 1,267,680 79%
American Indian and Alaska Native Alone 4,191 0.26%
Asian Alone 200,672 12.51%
Native Hawaiian And Pacific Islander Alone 1,018 0.06%
Two Or More Races 37,960 2.37%
Population By Ethnicity in Middlesex , MA in 2017
Ethnicity Population Percentage
Black or African American Alone - Hispanic 10,593 0.66%
White Alone - Hispanic 105,874 6.6%
American Indian and Alaska Native Alone - Hispanic 2,286 0.14%
Asian Alone - Hispanic 1,592 0.1%
Native Hawaiian And Pacific Islander Alone - Hispanic 589 0.04%
Two Or More Races - Hispanic 5,758 0.36%
Black or African American Alone - Non Hispanic 82,648 5.15%
White Alone - Non Hispanic 1,161,806 72.4%
American Indian and Alaska Native Alone - Non Hispanic 1,905 0.12%
Asian Alone - Non Hispanic 199,080 12.41%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 429 0.03%
Two Or More Races - Non Hispanic 32,202 2.01%