49402 leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 76% of adults in 49402 typically vote, above the U.S. average of about 62%. Among adults in 49402, ~24% vote Democratic, ~52% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 49402 compares
Among zip codes within 15 miles, 49402 leans more Republican than 3 of 7 neighbors.
49402 runs about 34 points more Republican than Michigan as a whole.
Politics vary noticeably by block within 49402. The south side is the most Republican-leaning (R+39) and the southeast side is the least Republican-leaning (R+29), a spread of about 10 points.
Why 49402 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 49402, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in 49402 live in densely developed areas, about 26 points below the Michigan average of 31%. Low college attainment predicts Republican voting, and 49402 sits in the bottom quarter (about 17%, below 75% of zip codes).
Population density and Republican lean
Places with low population density tend to lean Republican; 49402, MI sits in the bottom quarter nationally on this measure.
Why turnout in 49402 looks the way it does
Homeowners vote more often than renters. About 91% of households in 49402 own their home, about 9 points above the Michigan average of 83%. 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.