62963 leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% Republican.
About 60% of adults in 62963 typically vote, near the U.S. average of about 62%. Among adults in 62963, ~32% vote Democratic, ~28% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How 62963 compares
Among zip codes within 15 miles, 62963 leans more Democratic than 12 of 14 neighbors.
Politically, 62963 sits close to the rest of Illinois.
Why 62963 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 62963. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 62963, IL sits in the bottom quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 62963 looks the way it does
Renters vote less often than owners. About 52% of households in 62963 rent, about 27 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 24% of adults in 62963 report food insecurity, above 87% 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.