60302 is a Democratic stronghold. About 89% of voters here vote Democratic and 11% Republican.
About 80% of adults in 60302 typically vote, above the U.S. average of about 62%. Among adults in 60302, ~71% vote Democratic, ~9% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How 60302 compares
Among zip codes within 15 miles, 60302 leans more Democratic than 117 of 130 neighbors.
60302 runs about 67 points more Democratic than Illinois as a whole.
Politics vary noticeably by block within 60302. The southeast side is the most Democratic-leaning (D+86) and the west side is the least Democratic-leaning (D+72), a spread of about 14 points.
Why 60302 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 60302, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 60302 live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 60302 sits in the top quarter (about 72%, above 98% of zip codes). A high never-married share predicts Democratic voting, and about 35% of adults in 60302 have never been married, above 80% of zip codes.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 60302, IL sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 60302 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 60302 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 72%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in 60302 have completed high school, above 92% of zip codes. 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.