Arizona Congressional District 08

Voters

Registered Voters: 538,863
Active Voters: 469,378 (87.1%)

Party Registration

Party	Voters	Share
Democratic	129,109	24.0%
Republican	215,901	40.1%
Unaffiliated	0	0.0%
Other parties	28,554	5.3%
No party recorded	165,299	30.7%

Turnout by Cycle

Cycle	General	Democratic Primary	Republican Primary
2023–2024	387,347 (71.9%)	60,606 (11.2%)	118,618 (22.0%)
2021–2022	289,643 (53.8%)	59,277 (11.0%)	107,115 (19.9%)
2019–2020	349,880 (64.9%)	803 (0.1%)	1,272 (0.2%)
2017–2018	234,875 (43.6%)	37,839 (7.0%)	64,539 (12.0%)
2015–2016	242,935 (45.1%)	23,821 (4.4%)	52,631 (9.8%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

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Source: Civitech voter file snapshot as of 01/05/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Citizen Population: 759,129
Citizen Voting Age Population (CVAP): 599,046

Citizen Population by Race/Ethnicity

Group	Citizens	Share
Non-Hispanic	603,309	79.5%
Hispanic	155,822	20.5%
White	506,848	66.8%
Black	28,538	3.8%
Asian	26,207	3.5%
American Indian / Alaska Native	7,603	1.0%
Native Hawaiian / Pacific Islander	872	0.1%
Two or More Races	5,376	0.7%

Citizen Voting Age Population by Race/Ethnicity

Group	CVAP	Share
Non-Hispanic	497,321	83.0%
Hispanic	101,724	17.0%
White	429,770	71.7%
Black	28,558	4.8%
Asian	23,727	4.0%
American Indian / Alaska Native	12,380	2.1%
Native Hawaiian / Pacific Islander	669	0.1%
Two or More Races	2,967	0.5%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.