60659 leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 44% of adults in 60659 typically vote, below the U.S. average of about 62%. Among adults in 60659, ~28% vote Democratic, ~16% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How 60659 compares
Among zip codes within 15 miles, 60659 leans more Democratic than 30 of 95 neighbors.
60659 runs about 17 points more Democratic than Illinois as a whole.
Politics vary noticeably by block within 60659. The southeast side runs the most Democratic (D+47) and the northwest side runs the most Republican (R+4), a spread of about 51 points.
Why 60659 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 60659, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 60659 live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 60659 sits in the top quarter (about 42%, above 83% of zip codes). A high never-married share predicts Democratic voting, and about 40% of adults in 60659 have never been married, above 88% of zip codes.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 60659, IL sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 60659 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 60659 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 56% of households in 60659 rent, about 31 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 22% of adults in 60659 report food insecurity, above 84% 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.