48135 leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% Republican.
About 74% of adults in 48135 typically vote, above the U.S. average of about 62%. Among adults in 48135, ~33% vote Democratic, ~41% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.
How 48135 compares
Among zip codes within 15 miles, 48135 leans more Republican than 67 of 70 neighbors.
48135 runs about 8 points more Republican than Michigan as a whole.
Why 48135 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 48135, not a ranked or complete list of what matters most.
48135 votes Republican even though it is densely developed (more than 99%, far above the Michigan average of 31%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Low college attainment predicts Republican voting, and 48135 sits in the bottom quarter (about 15%, below 82% of zip codes).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 48135, MI sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 48135 looks the way it does
Turnout in 48135 sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. 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 Michigan Department 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.