Minooka leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 81% of adults in Minooka typically vote, above the U.S. average of about 62%. Among adults in Minooka, ~32% vote Democratic, ~49% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Minooka compares
Among cities within 25 miles, Minooka leans more Republican than 27 of 70 neighbors.
Minooka runs about 31 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Minooka is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Minooka. The southwest side is the most Republican-leaning (R+28) and the south side is the least Republican-leaning (R+14), a spread of about 14 points.
Why Minooka 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 Minooka, not a ranked or complete list of what matters most.
Minooka votes Republican even though it is densely developed (about 44%, modestly 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 78% of households in Minooka are family households, above 84% of cities. Minooka runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Minooka, IL sits in the top quarter nationally on this measure.
Why turnout in Minooka looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Minooka 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%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Channahon, IL R+25
- Shorewood, IL R+6
- Lorenzo, IL R+38
- Plattville, IL R+32
- Rockdale, IL D+4
- Elwood, IL R+30
- Morris, IL R+23
- Eileen, IL R+25
- Joliet, IL D+22
- Lisbon Center, IL R+43
Cities with Similar Populations
- Fort Mohave, AZ R+43
- Smithfield, UT R+51
- Oregon, WI D+25
- Huffman, TX R+61
- College Park, GA D+79
- Nesconset, NY R+26
- Victor, NY D+3
- Sanger, TX R+51
- Lexington, TN R+58
- Madisonville, TN R+68
All Local Stats
Home Services
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.