Jerome leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 92% of adults in Jerome typically vote, above the U.S. average of about 62%. Among adults in Jerome, ~30% vote Democratic, ~62% Republican, and ~8% don't vote. The map below shows estimated turnout by block group.
How Jerome compares
Among cities within 25 miles, Jerome leans more Republican than 27 of 73 neighbors.
Jerome runs about 32 points more Republican than Michigan as a whole.
Politics vary noticeably by neighborhood within Jerome. The southwest side is the most Republican-leaning (R+44) and the northeast side is the least Republican-leaning (R+22), a spread of about 22 points.
Why Jerome 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 Jerome, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in Jerome drive to work alone, about 12 points above the U.S. average of 74%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Jerome, MI sits in the top quarter 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 Jerome looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Jerome 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Somerset Center, MI R+30
- Somerset, MI R+22
- Moscow, MI R+48
- Cement City, MI R+35
- Horton, MI R+38
- Clarklake, MI R+28
- North Adams, MI R+52
- Addison, MI R+41
- Liberty, MI R+33
- Hanover, MI R+42
Cities with Similar Populations
- Markleville, IN R+48
- Whitesburg, TN R+72
- South Nyack, NY D+51
- Mexico, ME R+34
- Waterville, MN R+33
- Crescent, PA R+13
- Concord, MI R+35
- Belle Center, OH R+60
- Lame Deer, MT D+40
- Thomaston, NY D+17
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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.