Washington Park, IL Political Map | Democrat & Republican Areas in Washington Park

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

Washington Park is a Democratic stronghold. About 82% of voters here vote Democratic and 18% Republican.

 

About 62% of adults in Washington Park typically vote, near the U.S. average of about 62%. Among adults in Washington Park, ~51% vote Democratic, ~11% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.

How Washington Park compares

Among cities within 25 miles, Washington Park leans more Democratic than 131 of 171 neighbors.

Washington Park runs about 52 points more Democratic than Illinois as a whole.

Politics vary noticeably by neighborhood within Washington Park. The northeast side is the most Democratic-leaning (D+85) and the south side is the least Democratic-leaning (D+22), a spread of about 63 points.

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

Dense areas vote Democratic. About 74% of residents in Washington Park live in densely developed areas, about 38 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 59% of adults in Washington Park have never been married, in the top fraction of cities.

Paved land cover and Democratic lean

Places with extensive paved surfaces tend to lean Democratic; Washington 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 Washington Park looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Washington Park 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 40%, about 22 points below the Illinois average of 63%. 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.