Sauk Village, IL Political Map | Democrat & Republican Areas in Sauk Village

Sauk Village is a Democratic stronghold. About 79% of voters here vote Democratic and 21% Republican.

 
Sauk Village, IL block-group political-lean map
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About 57% of adults in Sauk Village typically vote, near the U.S. average of about 62%. Among adults in Sauk Village, ~45% vote Democratic, ~12% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.

Sauk Village, IL block-group voter-turnout map
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How Sauk Village compares

Among cities within 25 miles, Sauk Village leans more Democratic than 88 of 112 neighbors.

Sauk Village runs about 48 points more Democratic than Illinois as a whole.

Politics vary noticeably by neighborhood within Sauk Village. The northwest side is the most Democratic-leaning (D+70) and the southwest side is the least Democratic-leaning (D+45), a spread of about 25 points.

Why Sauk Village 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 Sauk Village, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 64% of residents in Sauk Village live in densely developed areas, about 27 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 46% of adults in Sauk Village have never been married, above 97% of cities.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Sauk Village, IL sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Sauk Village looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Sauk Village is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 18 points below the Illinois average of 63%. Renters vote less often than owners, and about 34% of households in Sauk Village rent, above 90% of cities. High food insecurity lines up with lower turnout, and about 40% of adults in Sauk Village report food insecurity, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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.