Garden Heights is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 84% of adults in Garden Heights typically vote, above the U.S. average of about 62%. Among adults in Garden Heights, ~18% vote Democratic, ~65% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Garden Heights compares
Among cities within 25 miles, Garden Heights leans more Republican than 13 of 76 neighbors.
Garden Heights runs about 67 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Garden Heights is one of the few Republican-leaning pockets.
Why Garden Heights 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 Garden Heights, not a ranked or complete list of what matters most.
Garden Heights votes against the grain of Illinois. Illinois leans Democratic overall, while Garden Heights runs about 67 points more Republican.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Garden Heights, IL sits in the top quarter nationally on this measure.
Why turnout in Garden Heights looks the way it does
Turnout in Garden Heights 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
- Pankeyville, IL R+61
- Harrisburg, IL R+44
- Muddy, IL R+56
- Ledford, IL R+59
- Wasson, IL R+62
- Mitchellsville, IL R+64
- Horseshoe, IL R+61
- Somerset, IL R+61
- Carrier Mills, IL R+52
- Rudement, IL R+61
Cities with Similar Populations
- Allerton, IL R+61
- Rockton, WI R+23
- Gilman, WV R+53
- Niotaze, KS R+77
- Dragoon, AZ R+49
- Ezzell, TX R+79
- Herbine, AR R+80
- Overstreet, FL R+67
- Huron, WI R+45
- West Penobscot, ME Even
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.