West Union is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 88% of adults in West Union typically vote, above the U.S. average of about 62%. Among adults in West Union, ~19% vote Democratic, ~69% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How West Union compares
Among cities within 25 miles, West Union leans more Republican than 29 of 65 neighbors.
West Union runs about 68 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while West Union is one of the few Republican-leaning pockets.
Why West Union 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 West Union, not a ranked or complete list of what matters most.
West Union votes against the grain of Illinois. Illinois leans Democratic overall, while West Union runs about 68 points more Republican. Car-dependent areas vote Republican, and about 87% of residents in West Union drive to work alone, above 87% of cities. A high family-household share predicts Republican voting, and about 85% of households in West Union are family households, above 96% of cities.
Population density and Republican lean
Places with low population density tend to lean Republican; West Union, IL sits in the bottom quarter nationally on this measure.
Why turnout in West Union looks the way it does
Areas with strong routine healthcare access turn out at higher rates. West Union 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 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 93% of households in West Union own their home, about 18 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- York, IL R+57
- Snyder, IL R+59
- West York, IL R+60
- Fairbanks, IN R+59
- Vigo, IN R+53
- Hutsonville, IL R+58
- Neadmore, IL R+61
- Scott City, IN R+59
- Prairie Creek, IN R+53
- Marshall, IL R+47
Cities with Similar Populations
- Lake Church, WI R+38
- Edwards, NY R+40
- Mckeown, SC Even
- Wiley, CO R+64
- Arlington, AZ R+49
- Jasper, VA R+65
- Condon, OR R+45
- Henderson, MO R+62
- View, ID R+75
- Spraggs, PA R+59
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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.