49548 leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 61% of adults in 49548 typically vote, near the U.S. average of about 62%. Among adults in 49548, ~34% vote Democratic, ~27% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How 49548 compares
Among zip codes within 15 miles, 49548 leans more Democratic than 19 of 28 neighbors.
49548 runs about 14 points more Democratic than Michigan as a whole. Michigan is roughly evenly split, and 49548 sits clearly on the Democratic side.
Politics vary noticeably by block within 49548. The east side is the most Democratic-leaning (D+20) and the southeast side is the least Democratic-leaning (Even), a spread of about 19 points.
Why 49548 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 49548, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 99% of residents in 49548 live in densely developed areas, about 62 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 39% of adults in 49548 have never been married, above 87% of zip codes. 49548 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; 49548, 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 49548 looks the way it does
Areas with high food insecurity turn out at lower rates. About 23% of adults in 49548 report food insecurity, about 7 points above the U.S. average of 16%. Low high-school completion lines up with lower turnout, and about 83% of adults in 49548 have completed high school, below 85% 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.