Selmaville is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 71% of adults in Selmaville typically vote, above the U.S. average of about 62%. Among adults in Selmaville, ~14% vote Democratic, ~57% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Selmaville compares
Among cities within 25 miles, Selmaville leans more Republican than 33 of 60 neighbors.
Selmaville runs about 74 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Selmaville is one of the few Republican-leaning pockets.
Why Selmaville 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 Selmaville, not a ranked or complete list of what matters most.
Selmaville votes against the grain of Illinois. Illinois leans Democratic overall, while Selmaville runs about 74 points more Republican. A high family-household share predicts Republican voting, and about 79% of households in Selmaville are family households, above 86% of cities.
Never-married share and voter turnout
Places with a low never-married share tend to turn out at a higher rate; Selmaville, IL sits below the national average on this measure.
Why turnout in Selmaville looks the way it does
Turnout in Selmaville sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Salem, IL R+52
- Odin, IL R+61
- Hubbard Woods, IL R+56
- Kell, IL R+66
- Tonti, IL R+65
- Sandoval, IL R+53
- Junction City, IL R+59
- Brubaker, IL R+68
- Walnut Hill, IL R+59
- Central City, IL R+48
Cities with Similar Populations
- Zion, MS R+69
- Moore Station, TX R+24
- Topsail Beach, NC R+30
- Dorrance, PA R+40
- Stump Creek, PA R+69
- Battletown, KY R+59
- Tunnel Hill, IL R+56
- Goldsmith, TX R+58
- Thrasher, MS R+80
- Beechwood, WI R+43
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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.