86507 is a Democratic stronghold. About 82% of voters here vote Democratic and 18% Republican.
About 67% of adults in 86507 typically vote, near the U.S. average of about 62%. Among adults in 86507, ~55% vote Democratic, ~12% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How 86507 compares
Among zip codes within 15 miles, 86507 is the most Democratic-leaning.
86507 runs about 69 points more Democratic than Arizona as a whole. Arizona leans Republican overall, while 86507 is one of the few Democratic-leaning pockets.
Why 86507 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 86507, not a ranked or complete list of what matters most.
86507 votes against the grain of Arizona. Arizona leans Republican overall, while 86507 runs about 69 points more Democratic. A high never-married share predicts Democratic voting, and about 53% of adults in 86507 have never been married, above 96% of zip codes.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 86507, AZ sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 86507 looks the way it does
Homeowners vote more often than renters. About 90% of households in 86507 own their home, about 17 points above the Arizona average of 73%. Limited routine healthcare access lines up with lower turnout, and 86507 sits in the bottom quarter on routine-care measures. 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.