Macomb, MI Political Map | Democrat & Republican Areas in Macomb

Macomb leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.

 
Macomb, MI block-group political-lean map
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About 96% of adults in Macomb typically vote, above the U.S. average of about 62%. Among adults in Macomb, ~35% vote Democratic, ~61% Republican, and ~4% don't vote. The map below shows estimated turnout by block group.

Macomb, MI block-group voter-turnout map
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How Macomb compares

Among cities within 25 miles, Macomb leans more Republican than 54 of 87 neighbors.

Macomb runs about 26 points more Republican than Michigan as a whole.

Politics vary noticeably by neighborhood within Macomb. The north side is the most Republican-leaning (R+36) and the southeast side is the least Republican-leaning (R+17), a spread of about 19 points.

Why Macomb leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Macomb, not a ranked or complete list of what matters most.

Macomb votes Republican even though it is densely developed (about 89%, far above the Michigan average of 31%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 81% of households in Macomb are family households, above 91% of cities.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Macomb, 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 Macomb looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Macomb 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 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in Macomb own their home, compared to around 78% in nearby cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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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.