Archer Heights leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 36% of adults in Archer Heights typically vote, below the U.S. average of about 62%. Among adults in Archer Heights, ~23% vote Democratic, ~13% Republican, and ~64% don't vote. The map below shows estimated turnout by block group.
How Archer Heights compares
Among neighborhoods within 5 miles, Archer Heights leans more Democratic than 5 of 27 neighbors.
Archer Heights runs about 17 points more Democratic than Illinois as a whole.
Politics vary noticeably by block within Archer Heights. The west side is the most Democratic-leaning (D+31) and the northwest side is the least Democratic-leaning (D+19), a spread of about 12 points.
Why Archer Heights leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Archer Heights, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Archer Heights live in densely developed areas, about 64 points above the U.S. average of 36%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Archer Heights, Chicago, 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 Archer Heights looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Archer Heights is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 26%, about 18 points above the Illinois average of 8%. High food insecurity lines up with lower turnout, and about 28% of adults in Archer Heights report food insecurity, above 80% of neighborhoods. Low high-school completion lines up with lower turnout, and about 69% of adults in Archer Heights have completed high school, below 95% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
Neighborhoods with Similar Populations
- Aurora Highlands, Arlington, VA D+61
- Stanton Park, Washington, DC D+84
- Eastside Lansing, Lansing, MI D+45
- Mid-City, New Orleans, LA D+60
- Sellwood-Moreland, Portland, OR D+77
- Sherwood Manor, Stockton, CA D+14
- Lake Hills, Bellevue, WA D+43
- Garrison Park, Austin, TX D+50
- Education Hill, Redmond, WA D+47
- South End, Nashua, NH D+16
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.