48183 leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 87% of adults in 48183 typically vote, above the U.S. average of about 62%. Among adults in 48183, ~40% vote Democratic, ~47% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How 48183 compares
Among zip codes within 15 miles, 48183 leans more Republican than 20 of 31 neighbors.
48183 runs about 6 points more Republican than Michigan as a whole.
Politics vary noticeably by block within 48183. The north side is the most split-leaning (R+14) and the northwest side is the least split-leaning (R+2), a spread of about 12 points.
Why 48183 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 48183, not a ranked or complete list of what matters most.
48183 votes Republican even though it is densely developed (about 95%, far above the Michigan average of 31%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 48183, MI sits in the top tenth 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 48183 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 48183 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 72%, about 12 points above the U.S. average of 60%. 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.