Richton Park is a Democratic stronghold. About 90% of voters here vote Democratic and 10% Republican.
About 69% of adults in Richton Park typically vote, above the U.S. average of about 62%. Among adults in Richton Park, ~62% vote Democratic, ~7% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Richton Park compares
Among cities within 25 miles, Richton Park leans more Democratic than 123 of 129 neighbors.
Richton Park runs about 68 points more Democratic than Illinois as a whole.
Why Richton Park 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 Richton Park, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 78% of residents in Richton Park live in densely developed areas, about 41 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 43% of adults in Richton Park have never been married, above 95% of cities.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Richton Park, IL sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Richton Park looks the way it does
Turnout in Richton Park sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Park Forest, IL D+69
- Matteson, IL D+70
- Olympia Fields, IL D+77
- University Park, IL D+71
- Lincoln Estates, IL R+12
- South Chicago Heights, IL D+15
- Steger, IL D+30
- Flossmoor, IL D+72
- Chicago Heights, IL D+50
- Monee, IL R+2
Cities with Similar Populations
- Tomah, WI R+21
- Jackson, OH R+54
- Half Moon Bay, CA D+42
- Villanova, PA D+27
- Zapata, TX R+7
- Waddell, AZ R+35
- Oneonta, AL R+71
- Kingsgate, WA D+40
- Osceola, IN R+27
- Florham Park, NJ D+6
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.