Arizona State House District 16

State Legislative District Profile (Lower Chamber)

Overview

District ID
az-hd-016
State
Arizona
Chamber
Lower chamber
District Code
016
Land Area
2,999.1 sq mi
Water Area
3.13 sq mi

Boundary

Boundary of Arizona State House District 16

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Pinal County2431.29 sq mi81.1%45.3%
Pima County487.54 sq mi16.3%5.3%
Maricopa County80.29 sq mi2.7%0.9%

Showing all 3 counties

Places

PlaceOverlapShare of district landShare of place land
Eloy city113.57 sq mi3.8%99.0%
Casa Grande city110.87 sq mi3.7%97.3%
Coolidge city76.27 sq mi2.5%91.4%
Red Rock CDP47.31 sq mi1.6%100.0%
Maricopa city42.46 sq mi1.4%99.9%
Picture Rocks CDP22.62 sq mi0.8%31.9%
Avra Valley CDP22.19 sq mi0.7%99.2%
Florence town22.09 sq mi0.7%35.2%
Tucson Mountains CDP21.57 sq mi0.7%81.9%
Blackwater CDP17.86 sq mi0.6%99.8%
Casa Blanca CDP15.79 sq mi0.5%100.0%
Tucson Estates CDP12.73 sq mi0.4%100.0%
Ak-Chin Village CDP10.60 sq mi0.4%100.0%
Sacaton CDP8.12 sq mi0.3%87.4%
Upper Santan Village CDP7.06 sq mi0.2%100.0%
Sacaton Flats Village CDP6.24 sq mi0.2%93.8%
Arizona City CDP6.13 sq mi0.2%100.0%
Picacho CDP6.10 sq mi0.2%100.0%
Maricopa Colony CDP5.48 sq mi0.2%100.0%
Tucson city5.18 sq mi0.2%2.1%
Stotonic Village CDP4.95 sq mi0.2%97.0%
Wet Camp Village CDP4.40 sq mi0.1%95.8%
Lower Santan Village CDP4.17 sq mi0.1%100.0%
Stanfield CDP3.93 sq mi0.1%100.0%
Sacate Village CDP3.48 sq mi0.1%100.0%

Showing top 25 of 33 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
AZ District 2133,83356.5%16.8%43.7%
AZ District 664,44527.2%8.1%24.8%
AZ District 738,66216.3%4.9%31.5%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
165,678
Active Voters
152,202 (91.9%)

Party Registration

PartyVotersShare
Democratic44,02226.6%
Republican54,22732.7%
Unaffiliated00.0%
Other parties11,8267.1%
No party recorded55,60333.6%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–2024102,662 (62.0%)16,856 (10.2%)24,714 (14.9%)
2021–202269,010 (41.7%)14,834 (9.0%)19,819 (12.0%)
2019–202089,792 (54.2%)14,223 (8.6%)14,781 (8.9%)
2017–201854,203 (32.7%)10,050 (6.1%)11,830 (7.1%)
2015–201657,688 (34.8%)7,631 (4.6%)9,637 (5.8%)

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.

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
261,084 (± 4,048)
Median Age
39.0
Median Household Income
$76,249 (± $2,311)
High School Graduate or Higher (age 25+)
87.3%
Bachelor's Degree or Higher (age 25+)
20.8%

Population by Age

GroupPeopleShare
Under 1858,23822.3%
18 to 64154,55659.2%
65 and over48,29018.5%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)94,77736.3%
White, not Hispanic113,81243.6%
Black, not Hispanic15,9676.1%
Asian, not Hispanic4,7731.8%
American Indian / Alaska Native, not Hispanic16,4576.3%
Native Hawaiian / Pacific Islander, not Hispanic1,3220.5%
Some other race, not Hispanic1,6070.6%
Two or more races, not Hispanic12,3694.7%

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
246,994
Citizen Voting Age Population (CVAP)
189,110

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic162,49665.8%
Hispanic84,50134.2%
White114,57146.4%
Black15,6566.3%
Asian3,5661.4%
American Indian / Alaska Native16,5856.7%
Native Hawaiian / Pacific Islander1,3070.5%
Two or More Races1,5740.6%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic132,43970.0%
Hispanic56,67430.0%
White97,46351.5%
Black13,8017.3%
Asian3,5391.9%
American Indian / Alaska Native16,1008.5%
Native Hawaiian / Pacific Islander1,1930.6%
Two or More Races7790.4%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).