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

Oldtown is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.

 
Oldtown, IL block-group political-lean map
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About 60% of adults in Oldtown typically vote, near the U.S. average of about 62%. Among adults in Oldtown, ~10% vote Democratic, ~50% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.

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

Among cities within 25 miles, Oldtown leans more Republican than 79 of 85 neighbors.

Oldtown runs about 76 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Oldtown is one of the few Republican-leaning pockets.

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

Oldtown votes against the grain of Illinois. Illinois leans Democratic overall, while Oldtown runs about 76 points more Republican. A high white share with below-average college attainment predicts Republican voting, and Oldtown fits that profile on both counts. A high family-household share predicts Republican voting, and about 79% of households in Oldtown are family households, above 87% of cities.

Population density and Republican lean

Places with low population density tend to lean Republican; Oldtown, IL sits below the national average on this measure.

Why turnout in Oldtown looks the way it does

Turnout in Oldtown 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.

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.