Bluff City is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 75% of adults in Bluff City typically vote, above the U.S. average of about 62%. Among adults in Bluff City, ~16% vote Democratic, ~59% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Bluff City compares
Among cities within 25 miles, Bluff City leans more Republican than 50 of 52 neighbors.
Bluff City runs about 70 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Bluff City is one of the few Republican-leaning pockets.
Why Bluff City 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 Bluff City, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Bluff City live in densely developed areas, about 28 points below the Illinois average of 33%. Low college attainment predicts Republican voting, and Bluff City sits in the bottom quarter (about 10%, below 92% of cities). Bluff City runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Bluff City, IL sits in the bottom quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Bluff City looks the way it does
Homeowners vote more often than renters. About 91% of households in Bluff City own their home, about 12 points above the Illinois average of 80%. High high-school completion lines up with higher turnout, and about 96% of adults in Bluff City have completed high school, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Sheldons Grove, IL R+56
- Summum, IL R+59
- Bath, IL R+56
- Enion, IL R+58
- Astoria, IL R+57
- Matanzas Beach, IL R+56
- Snicarte, IL R+55
- Browning, IL R+55
- Ipava, IL R+50
- Chandlerville, IL R+56
Cities with Similar Populations
- Young Hickory, OH R+62
- Reinersville, OH R+62
- Decker, MT Even
- Eloise, TX R+70
- St. Andrews, WA R+57
- Columbia Gardens, MT R+59
- Rosetta, MS R+42
- Ross, AR R+66
All Local Stats
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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.