85533 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 54% of adults in 85533 typically vote, below the U.S. average of about 62%. Among adults in 85533, ~16% vote Democratic, ~38% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How 85533 compares
85533 runs about 35 points more Republican than Arizona as a whole.
Politics vary noticeably by block within 85533. The northeast side is the most Republican-leaning (R+55) and the south side is the least Republican-leaning (R+34), a spread of about 21 points.
Why 85533 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 85533, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 90% of residents in 85533 drive to work alone, about 16 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 85533 sits in the bottom quarter (about 15%, below 80% of zip codes).
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 85533, AZ sits in the bottom quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 85533 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 85533 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
Sources and methodology
Precinct-level voting records used to fit the model come from Arizona Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.