Hillerman is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 62% of adults in Hillerman typically vote, near the U.S. average of about 62%. Among adults in Hillerman, ~12% vote Democratic, ~50% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Hillerman compares
Among cities within 25 miles, Hillerman leans more Republican than 54 of 84 neighbors.
Hillerman runs about 70 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Hillerman is one of the few Republican-leaning pockets.
Why Hillerman 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 Hillerman, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 92% of residents in Hillerman drive to work alone, about 18 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and Hillerman sits in the bottom quarter (about 9%, below 95% of cities). Hillerman runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Cholesterol-screening access and voter turnout
Places with high cholesterol-screening access tend to turn out at a higher rate; Hillerman, IL sits above the national average on this measure. Cholesterol screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Hillerman looks the way it does
Turnout in Hillerman sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Grand Chain, IL R+61
- Mermet, IL R+64
- Karnak, IL R+62
- Joppa, IL R+59
- Belknap, IL R+62
- New Grand Chain, IL R+62
- New Columbia, IL R+68
- Bandana, KY R+61
Cities with Similar Populations
- Markelsville, PA R+56
- Elmer, OK R+73
- Trident, MT R+58
- Turkey Point Corner, NJ R+41
- Lemoore Naval Air Station, CA R+37
- Pearl, TX R+74
- Fosheeton, AL R+71
- Mohler, WA R+60
- Big Bar, CA R+8
- Pelsor, AR R+71
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.