Curtis leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 83% of adults in Curtis typically vote, above the U.S. average of about 62%. Among adults in Curtis, ~25% vote Democratic, ~58% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Curtis compares
Among cities within 25 miles, Curtis leans more Republican than 5 of 13 neighbors.
Curtis runs about 38 points more Republican than Michigan as a whole.
Why Curtis 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 Curtis, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in Curtis live in densely developed areas, about 28 points below the Michigan average of 31%.
Population density and Republican lean
Places with low population density tend to lean Republican; Curtis, MI sits in the bottom quarter nationally on this measure.
Why turnout in Curtis looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Curtis 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%. Homeowners vote more often than renters, and about 90% of households in Curtis own their home, about 15 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mc Millan, MI R+44
- Gould City, MI R+39
- Germfask, MI R+48
- Engadine, MI R+43
- Roberts Corners, MI R+39
- Dollarville, MI R+28
- Gilchrist, MI R+45
- Newberry, MI R+22
- Seney, MI R+54
- McLeods Corner, MI R+39
Cities with Similar Populations
- Sharpe, KY R+60
- Snows Hill, TN R+65
- Carpendale, WV R+54
- Vandalia, IN R+58
- Utica, IN R+29
- Nuremberg, PA R+44
- Tony, WI R+47
- Tolani Lake, AZ D+59
- Elmo, UT R+72
- Isla Vista, CA D+80
All Local Stats
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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.