48084 leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.
About 73% of adults in 48084 typically vote, above the U.S. average of about 62%. Among adults in 48084, ~45% vote Democratic, ~28% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How 48084 compares
Among zip codes within 15 miles, 48084 leans more Democratic than 47 of 84 neighbors.
48084 runs about 24 points more Democratic than Michigan as a whole. Michigan is roughly evenly split, and 48084 sits clearly on the Democratic side.
Politics vary noticeably by block within 48084. The southeast side is the most Democratic-leaning (D+32) and the northwest side is the least Democratic-leaning (D+11), a spread of about 21 points.
Why 48084 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 48084, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 73% of adults in 48084 hold a bachelor's degree, about 44 points above the U.S. average of 28%. Dense areas vote Democratic, and 48084 sits in the top fifth on density (more than 99%, above 97% of zip codes). 48084 runs against the grain of Michigan, a Democratic-leaning outlier in a roughly evenly split state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 48084, MI sits in the top 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 48084 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 48084 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 77%, about 17 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and more than 99% of adults in 48084 have completed high school, above 98% 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 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.