Middlesex County, Massachusetts Citizen Voting-age Population By Race and Ethnicity in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the citizen voting-age population for Middlesex County, MA was 1.09M. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (901.79K) and constituted 82.92% of the total.

The Non-Hispanic Asian Alone ethnicity group had the second highest citizen voting-age population (77.26K) and constituted 7.10% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (54.00K), constituting 4.97% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age population and percentages by race and ethnicity.

You can also see similar information for other Massachusetts counties, and for Massachusetts.

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

Middlesex County, Massachusetts Citizen Voting-age Population By Race and Ethnicity in 2015

Non-Hispanic White Alone

Non-Hispanic Asian Alone

Hispanic or Latino of All Races

Non-Hispanic Black Alone

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Middlesex County, Massachusetts Citizen Voting-age Population By Race and Ethnicity in 2015

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	901785	82.92
Non-Hispanic Asian Alone	77255	7.10
Hispanic or Latino of All Races	53995	4.97
Non-Hispanic Black or African American Alone	39665	3.65
Non-Hispanic Two Or More Races	13590	1.25
Non-Hispanic American Indian and Alaska Native Alone	1125	0.10
Non-Hispanic Native Hawaiian And Pacific Islander Alone	130	0.01