Elwin is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 82% of adults in Elwin typically vote, above the U.S. average of about 62%. Among adults in Elwin, ~20% vote Democratic, ~62% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How Elwin compares
Among cities within 25 miles, Elwin leans more Republican than 28 of 63 neighbors.
Elwin runs about 62 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Elwin is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Elwin. The southwest side is the most Republican-leaning (R+58) and the east side is the least Republican-leaning (R+31), a spread of about 27 points.
Why Elwin 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 Elwin, not a ranked or complete list of what matters most.
Elwin votes against the grain of Illinois. Illinois leans Democratic overall, while Elwin runs about 62 points more Republican. Car-dependent areas vote Republican, and about 87% of residents in Elwin drive to work alone, above 87% of cities.
High-school completion, uninsured rate, and voter turnout
Places that combine high-school-completion-heavy adults and a low uninsured rate tend to turn out at a higher rate, as Elwin, IL does.
Why turnout in Elwin looks the way it does
Homeowners vote more often than renters. About 90% of households in Elwin own their home, about 10 points above the Illinois average of 80%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Boody, IL R+54
- Macon, IL R+58
- Decatur, IL D+5
- Mount Zion, IL R+40
- Harristown, IL R+52
- Long Creek, IL R+45
- Blue Mound, IL R+57
- Dalton City, IL R+59
- Forsyth, IL R+33
- Moweaqua, IL R+56
Cities with Similar Populations
- Elkhorn, MO R+59
- Modena, MO R+70
- Midway, OH R+63
- Uwharrie, NC R+67
- Glynwood, OH R+72
- Gold Dale, VA R+36
- Munson, FL R+80
- Rice, OH R+65
- Hamburg, VA R+52
- Garretts Run, PA R+45
All Local Stats
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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.