Evansville is a Republican stronghold. About 25% of voters here vote Democratic and 75% Republican.
About 84% of adults in Evansville typically vote, above the U.S. average of about 62%. Among adults in Evansville, ~21% vote Democratic, ~63% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Evansville compares
Among cities within 25 miles, Evansville leans more Republican than 16 of 68 neighbors.
Evansville runs about 62 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Evansville is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Evansville. The northwest side is the most Republican-leaning (R+57) and the south side is the least Republican-leaning (R+47), a spread of about 11 points.
Why Evansville 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 Evansville, not a ranked or complete list of what matters most.
Evansville votes against the grain of Illinois. Illinois leans Democratic overall, while Evansville runs about 62 points more Republican. Dense places usually vote Democratic, but Evansville runs against that pattern. A high white share with below-average college attainment predicts Republican voting, and Evansville fits that profile on both counts.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Evansville, IL sits above the national average on this measure.
Why turnout in Evansville looks the way it does
Turnout in Evansville sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Preston, IL R+60
- Ruma, IL R+57
- Prairie, IL R+55
- Modoc, IL R+58
- Ellis Grove, IL R+61
- Walsh, IL R+60
- Menard, IL R+61
- Baldwin, IL R+60
- Reily Lake, IL R+49
- Prairie Du Rocher, IL R+57
Cities with Similar Populations
- Rosinton, AL R+72
- East Middlebury, VT D+22
- Sandyville, OH R+56
- Hartford, NY R+41
- Indian Lake, TX R+16
- Bassett, NE R+72
- Cazadero, CA D+43
- Westover, PA R+69
- St. Libory, NE R+72
- Lingle, WY R+70
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.