Bureau Junction leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 57% of adults in Bureau Junction typically vote, near the U.S. average of about 62%. Among adults in Bureau Junction, ~21% vote Democratic, ~36% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How Bureau Junction compares
Among cities within 25 miles, Bureau Junction leans more Republican than 12 of 68 neighbors.
Bureau Junction runs about 37 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Bureau Junction is one of the few Republican-leaning pockets.
Why Bureau Junction 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 Bureau Junction, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 87% of residents in Bureau Junction drive to work alone, about 13 points above the U.S. average of 74%. Bureau Junction runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Bureau Junction, IL sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Bureau Junction looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Bureau Junction is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 31% of households in Bureau Junction rent, above 86% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Bureau, IL R+42
- DePue, IL D+2
- Hennepin, IL R+30
- Mark, IL R+29
- Hollowayville, IL R+33
- Putnam, IL R+30
- Seatonville, IL R+28
- Granville, IL R+19
- Tiskilwa, IL R+42
- Princeton, IL R+22
Cities with Similar Populations
- Buffalo Prairie, IL R+40
- Isle Labbe, LA R+60
- Wood, SD R+41
- Olivia, TX R+70
- Green Bank, WV R+57
- Jonesburg, LA R+86
- Womacks, VA R+30
- Tesuque, NM D+56
- Monterey, KY R+63
- Chain of Rocks, MO R+55
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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.