Barnstable County, Massachusetts Citizen Voting-age Population By Race and Ethnicity in 2017 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2017, the citizen voting-age population for Barnstable County, MA was 173.78K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (163.79K) and constituted 94.25% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (2.86K) and constituted 1.64% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (2.84K), constituting 1.63% 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:

Barnstable County, Massachusetts Citizen Voting-age Population By Race and Ethnicity in 2017

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Two Or More Races

Non-Hispanic Asian Alone

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Barnstable County, Massachusetts Citizen Voting-age Population By Race and Ethnicity in 2017

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	163790	94.25
Non-Hispanic Black or African American Alone	2855	1.64
Hispanic or Latino of All Races	2835	1.63
Non-Hispanic Two Or More Races	1810	1.04
Non-Hispanic Asian Alone	1555	0.90
Non-Hispanic American Indian and Alaska Native Alone	780	0.45
Non-Hispanic Native Hawaiian And Pacific Islander Alone	150	0.09