Indian Head Park, IL Political Map | Democrat & Republican Areas in Indian Head Park

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

Indian Head Park leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.

 

About 84% of adults in Indian Head Park typically vote, above the U.S. average of about 62%. Among adults in Indian Head Park, ~48% vote Democratic, ~36% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.

How Indian Head Park compares

Among cities within 25 miles, Indian Head Park leans more Democratic than 75 of 173 neighbors.

Politically, Indian Head Park sits close to the rest of Illinois.

Politics vary noticeably by neighborhood within Indian Head Park. The east side runs the most Democratic (D+20) and the south side runs the most Republican (R+10), a spread of about 30 points.

Why Indian Head 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 Indian Head Park, not a ranked or complete list of what matters most.

Dense areas vote Democratic. More than 99% of residents in Indian Head Park live in densely developed areas, about 63 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Indian Head Park sits in the top quarter (about 55%, above 95% of cities).

Population density and Democratic lean

Places with high population density tend to lean Democratic; Indian Head Park, IL sits in the top tenth nationally on this measure.

Why turnout in Indian Head Park looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Indian Head Park 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 90% of households in Indian Head Park own their home, about 15 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 96% of adults in Indian Head Park have completed high school, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.

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.