61316 leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 67% of adults in 61316 typically vote, near the U.S. average of about 62%. Among adults in 61316, ~28% vote Democratic, ~39% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How 61316 compares
Among zip codes within 15 miles, 61316 leans more Republican than 4 of 23 neighbors.
61316 runs about 26 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 61316 is one of the few Republican-leaning pockets.
Why 61316 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 61316, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in 61316 drive to work alone, about 12 points above the U.S. average of 74%. 61316 runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 61316, IL sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 61316 looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in 61316 have completed high school, about 7 points above the U.S. average of 90%. 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.