62069 leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 69% of adults in 62069 typically vote, above the U.S. average of about 62%. Among adults in 62069, ~20% vote Democratic, ~49% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How 62069 compares
Among zip codes within 15 miles, 62069 leans more Republican than 8 of 20 neighbors.
62069 runs about 52 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 62069 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 62069. The northwest side is the most Republican-leaning (R+51) and the southeast side is the least Republican-leaning (R+36), a spread of about 15 points.
Why 62069 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 62069, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 89% of residents in 62069 drive to work alone, about 15 points above the U.S. average of 74%. A high white share with below-average college attainment predicts Republican voting, and 62069 fits that profile on both counts. 62069 runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 62069, IL sits below the national average on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 62069 looks the way it does
Turnout in 62069 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.