62024 leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 69% of adults in 62024 typically vote, above the U.S. average of about 62%. Among adults in 62024, ~28% vote Democratic, ~41% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How 62024 compares
Among zip codes within 15 miles, 62024 leans more Republican than 16 of 31 neighbors.
62024 runs about 31 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 62024 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 62024. The southeast side is the most Republican-leaning (R+32) and the west side is the least Republican-leaning (R+15), a spread of about 17 points.
Why 62024 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 62024, not a ranked or complete list of what matters most.
62024 votes Republican even though it is densely developed (about 87%, far above the Illinois average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here. 62024 runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 62024, IL sits in the top quarter nationally on this measure.
Why turnout in 62024 looks the way it does
Turnout in 62024 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.