Trivoli leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 88% of adults in Trivoli typically vote, above the U.S. average of about 62%. Among adults in Trivoli, ~28% vote Democratic, ~60% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How Trivoli compares
Among cities within 25 miles, Trivoli leans more Republican than 33 of 83 neighbors.
Trivoli runs about 47 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Trivoli is one of the few Republican-leaning pockets.
Why Trivoli 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 Trivoli, not a ranked or complete list of what matters most.
Trivoli votes against the grain of Illinois. Illinois leans Democratic overall, while Trivoli runs about 47 points more Republican.
High-school completion, uninsured rate, and voter turnout
Places that combine high-school-completion-heavy adults and a low uninsured rate tend to turn out at a higher rate, as Trivoli, IL does.
Why turnout in Trivoli looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in Trivoli have completed high school, about 7 points above the U.S. average of 90%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Farmington, IL R+25
- Smithville, IL R+35
- Hanna City, IL R+32
- Breeds, IL R+39
- Elmwood, IL R+31
- Brereton, IL R+36
- Glasford, IL R+41
- Norris, IL R+37
- Rawalts, IL R+39
Cities with Similar Populations
- Gibson, TN R+64
- Atlantic Mine, MI R+5
- Ruthven, IA R+46
- Allenwood, NJ R+29
- West Kittanning, PA R+42
- Americus, KS R+50
- Bascom, OH R+52
- Tower Hill, IL R+63
- McDonald, WA R+60
- Warman, MN R+55
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Sources and methodology
Precinct-level voting records used to fit the model come from Illinois State Board of 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.