60518 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 69% of adults in 60518 typically vote, above the U.S. average of about 62%. Among adults in 60518, ~21% vote Democratic, ~49% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 60518 compares
Among zip codes within 15 miles, 60518 leans more Republican than 10 of 14 neighbors.
60518 runs about 50 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 60518 is one of the few Republican-leaning pockets.
Why 60518 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 60518, not a ranked or complete list of what matters most.
60518 votes against the grain of Illinois. Illinois leans Democratic overall, while 60518 runs about 50 points more Republican. Car-dependent areas vote Republican, and about 84% of residents in 60518 drive to work alone, above 83% of zip codes. Low college attainment predicts Republican voting, and 60518 sits in the bottom quarter (about 15%, below 80% of zip codes).
Park access and Republican lean
Places with low park coverage tend to lean Republican; 60518, IL sits below the national average on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 60518 looks the way it does
Turnout in 60518 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 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.