85356 leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 62% of adults in 85356 typically vote, near the U.S. average of about 62%. Among adults in 85356, ~19% vote Democratic, ~43% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How 85356 compares
85356 sits in a sparsely populated area with few comparable zip codes nearby.
85356 runs about 33 points more Republican than Arizona as a whole.
Why 85356 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 85356. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 85356, 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 85356 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 85356 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Crowded housing lines up with lower turnout, and about 9% of homes in 85356 have more than one occupant per room, above 95% of zip codes. 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.