62036 is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 69% of adults in 62036 typically vote, above the U.S. average of about 62%. Among adults in 62036, ~16% vote Democratic, ~53% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How 62036 compares
Among zip codes within 15 miles, 62036 leans more Republican than 13 of 18 neighbors.
62036 runs about 64 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 62036 is one of the few Republican-leaning pockets.
Why 62036 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 62036, not a ranked or complete list of what matters most.
62036 votes against the grain of Illinois. Illinois leans Democratic overall, while 62036 runs about 64 points more Republican. Rural areas vote Republican, and 62036 sits in the bottom quarter on density (about 6%, below 77% of zip codes).
Population density, never-married share, and Republican lean
Places that combine low population density and a never-married-heavy adult population tend to lean Republican, as 62036, IL does.
Why turnout in 62036 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 62036 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 69%, about 9 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 89% of households in 62036 own their home, 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.