Fithian, IL Political Map | Democrat & Republican Areas in Fithian

Fithian is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.

 
Fithian, IL block-group political-lean map
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About 71% of adults in Fithian typically vote, above the U.S. average of about 62%. Among adults in Fithian, ~16% vote Democratic, ~55% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.

Fithian, IL block-group voter-turnout map
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How Fithian compares

Among cities within 25 miles, Fithian leans more Republican than 35 of 68 neighbors.

Fithian runs about 66 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Fithian is one of the few Republican-leaning pockets.

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

Fithian votes against the grain of Illinois. Illinois leans Democratic overall, while Fithian runs about 66 points more Republican.

Housing overcrowding and voter turnout

Places with low overcrowding tend to turn out at a higher rate; Fithian, IL sits in the bottom quarter nationally on this measure.

Why turnout in Fithian looks the way it does

High high-school completion lines up with higher turnout, and about 96% of adults in Fithian have completed high school, above 80% of cities. Learn more about the findings and methodology on the political spectrum map.

Nearby Cities

Cities with Similar Populations

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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.