62888 is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 61% of adults in 62888 typically vote, near the U.S. average of about 62%. Among adults in 62888, ~13% vote Democratic, ~47% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How 62888 compares
Among zip codes within 15 miles, 62888 leans more Republican than 8 of 14 neighbors.
62888 runs about 67 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while 62888 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 62888. The northeast side is the most Republican-leaning (R+65) and the southwest side is the least Republican-leaning (R+43), a spread of about 22 points.
Why 62888 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 62888, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 11% of adults in 62888 hold a bachelor's degree, about 16 points below the Illinois average of 27%. Car-dependent areas vote Republican, and about 86% of residents in 62888 drive to work alone, above 90% of zip codes. 62888 runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 62888, IL sits in the bottom 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 62888 looks the way it does
Areas with low high-school completion turn out at lower rates. About 85% of adults in 62888 have completed high school, below 81% 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.