Pima County, Arizona Citizen Voting-age Population By Race and Ethnicity in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the citizen voting-age population for Pima County, AZ was 738.07K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (450.12K) and constituted 60.99% of the total.

The Hispanic or Latino of All Races ethnicity group had the second highest citizen voting-age population (216.53K) and constituted 29.34% of the total. The Non-Hispanic Black or African American Alone ethnicity group had the third highest (23.64K), constituting 3.20% 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 Arizona counties, and for Arizona.

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

See this for other years:

Pima County, Arizona Citizen Voting-age Population By Race and Ethnicity in 2018

Non-Hispanic White Alone

Hispanic or Latino of All Races

Non-Hispanic Black Alone

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

Non-Hispanic Native Hawaiian & Pac. Islander Alone

Pima County, Arizona Citizen Voting-age Population By Race and Ethnicity in 2018

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	450120	60.99
Hispanic or Latino of All Races	216525	29.34
Non-Hispanic Black or African American Alone	23635	3.20
Non-Hispanic American Indian and Alaska Native Alone	17725	2.40
Non-Hispanic Asian Alone	16460	2.23
Non-Hispanic Two Or More Races	12930	1.75
Non-Hispanic Native Hawaiian And Pacific Islander Alone	665	0.09