Overview
- District ID
- az-sd-015
- State
- Arizona
- Chamber
- Upper chamber (state senate)
- District Code
- 015
- Land Area
- 223.8 sq mi
- Water Area
- 0.06 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 2 counties
Places
Showing all 3 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| AZ District 5 | 239,945 | 100.0% | 30.2% | 78.4% |
| AZ District 2 | 83 | <0.1% | <0.1% | 21.6% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 200,028
- Active Voters
- 181,163 (90.6%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 36,809 | 18.4% |
| Republican | 90,575 | 45.3% |
| Unaffiliated | 0 | 0.0% |
| Other parties | 9,977 | 5.0% |
| No party recorded | 62,667 | 31.3% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2023–2024 | 145,177 (72.6%) | 14,239 (7.1%) | 40,549 (20.3%) |
| 2021–2022 | 98,335 (49.2%) | 13,692 (6.8%) | 35,430 (17.7%) |
| 2019–2020 | 122,336 (61.2%) | 4,292 (2.1%) | 8,928 (4.5%) |
| 2017–2018 | 70,903 (35.4%) | 7,767 (3.9%) | 18,694 (9.3%) |
| 2015–2016 | 76,445 (38.2%) | 4,417 (2.2%) | 15,872 (7.9%) |
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.
Browse the voter list for this district (premium access; sign-in required)
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 Population
- 266,581 (± 4,615)
- Median Age
- 36.1
- Median Household Income
- $112,340 (± $2,531)
- High School Graduate or Higher (age 25+)
- 94.7%
- Bachelor's Degree or Higher (age 25+)
- 35.0%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 72,784 | 27.3% |
| 18 to 64 | 156,233 | 58.6% |
| 65 and over | 37,564 | 14.1% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 55,787 | 20.9% |
| White, not Hispanic | 177,090 | 66.4% |
| Black, not Hispanic | 9,485 | 3.6% |
| Asian, not Hispanic | 6,920 | 2.6% |
| American Indian / Alaska Native, not Hispanic | 1,710 | 0.6% |
| Native Hawaiian / Pacific Islander, not Hispanic | 659 | 0.2% |
| Some other race, not Hispanic | 1,141 | 0.4% |
| Two or more races, not Hispanic | 13,789 | 5.2% |
Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.
Citizen Voting Age Population
- Total Citizen Population
- 258,870
- Citizen Voting Age Population (CVAP)
- 186,782
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 206,592 | 79.8% |
| Hispanic | 52,279 | 20.2% |
| White | 177,799 | 68.7% |
| Black | 9,332 | 3.6% |
| Asian | 5,640 | 2.2% |
| American Indian / Alaska Native | 1,710 | 0.7% |
| Native Hawaiian / Pacific Islander | 657 | 0.3% |
| Two or More Races | 1,415 | 0.5% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 154,133 | 82.5% |
| Hispanic | 32,651 | 17.5% |
| White | 133,821 | 71.6% |
| Black | 9,285 | 5.0% |
| Asian | 6,451 | 3.5% |
| American Indian / Alaska Native | 3,527 | 1.9% |
| Native Hawaiian / Pacific Islander | 408 | 0.2% |
| Two or More Races | 881 | 0.5% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
