61442 leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 71% of adults in 61442 typically vote, above the U.S. average of about 62%. Among adults in 61442, ~21% vote Democratic, ~50% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How 61442 compares
Among zip codes within 15 miles, 61442 leans more Republican than 4 of 9 neighbors.
61442 runs about 52 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 61442 is one of the few Republican-leaning pockets.
Why 61442 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 61442, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In 61442, about 96% of residents are non-Hispanic white, about 24 points above the U.S. average of 72%; about 9% of adults hold a bachelor's degree, about 18 points below the Illinois average of 27%. 61442 runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Never-married share and voter turnout
Places with a low never-married share tend to turn out at a higher rate; 61442, IL sits in the bottom tenth nationally on this measure.
Why turnout in 61442 looks the way it does
Turnout in 61442 sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.