Mokena, IL Political Map | Democrat & Republican Areas in Mokena

By the BestNeighborhood data science team. Last updated May 2026.

Mokena leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.

 

About 94% of adults in Mokena typically vote, above the U.S. average of about 62%. Among adults in Mokena, ~39% vote Democratic, ~55% Republican, and ~6% don't vote. The map below shows estimated turnout by block group.

How Mokena compares

Among cities within 25 miles, Mokena leans more Republican than 114 of 142 neighbors.

Mokena runs about 28 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Mokena is one of the few Republican-leaning pockets.

Politics vary noticeably by neighborhood within Mokena. The northwest side is the most Republican-leaning (R+27) and the south side is the least Republican-leaning (R+12), a spread of about 15 points.

Why Mokena leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Mokena, not a ranked or complete list of what matters most.

Mokena votes Republican even though it is densely developed (about 82%, far above the Illinois average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 77% of households in Mokena are family households, above 83% of cities. Mokena runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.

Food insecurity and voter turnout

Places with low food insecurity tend to turn out at a higher rate; Mokena, IL sits in the bottom tenth nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.

Why turnout in Mokena looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Mokena 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 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 92% of households in Mokena own their home, about 17 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in Mokena have completed high school, above 94% of cities. Learn more about the findings and methodology on the political spectrum map.

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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.