Arizona Congressional District 01

Voters

Registered Voters: 588,887
Active Voters: 508,873 (86.4%)

Party Registration

Party	Voters	Share
Democratic	155,703	26.4%
Republican	219,893	37.3%
Unaffiliated	0	0.0%
Other parties	30,666	5.2%
No party recorded	182,625	31.0%

Turnout by Cycle

Cycle	General	Democratic Primary	Republican Primary
2023–2024	446,441 (75.8%)	83,450 (14.2%)	122,704 (20.8%)
2021–2022	346,649 (58.9%)	79,294 (13.5%)	118,031 (20.0%)
2019–2020	397,562 (67.5%)	1,063 (0.2%)	972 (0.2%)
2017–2018	281,510 (47.8%)	48,459 (8.2%)	72,131 (12.2%)
2015–2016	285,425 (48.5%)	29,121 (4.9%)	60,289 (10.2%)

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: 758,537
Citizen Voting Age Population (CVAP): 621,060

Citizen Population by Race/Ethnicity

Group	Citizens	Share
Non-Hispanic	640,568	84.4%
Hispanic	117,970	15.6%
White	551,233	72.7%
Black	26,748	3.5%
Asian	25,755	3.4%
American Indian / Alaska Native	9,703	1.3%
Native Hawaiian / Pacific Islander	1,421	0.2%
Two or More Races	3,319	0.4%

Citizen Voting Age Population by Race/Ethnicity

Group	CVAP	Share
Non-Hispanic	541,609	87.2%
Hispanic	79,451	12.8%
White	476,907	76.8%
Black	24,992	4.0%
Asian	24,636	4.0%
American Indian / Alaska Native	12,082	1.9%
Native Hawaiian / Pacific Islander	1,173	0.2%
Two or More Races	2,150	0.3%

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