Dunlap leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 82% of adults in Dunlap typically vote, above the U.S. average of about 62%. Among adults in Dunlap, ~38% vote Democratic, ~45% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Dunlap compares
Among cities within 25 miles, Dunlap leans more Republican than 3 of 81 neighbors.
Dunlap runs about 18 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Dunlap is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Dunlap. The southeast side runs the most Democratic (D+8) and the northwest side runs the most Republican (R+24), a spread of about 33 points.
Why Dunlap 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 Dunlap, not a ranked or complete list of what matters most.
Dunlap votes Republican even though it is densely developed (about 43%, modestly above the Illinois average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 81% of households in Dunlap are family households, above 92% of cities. Dunlap runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
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 Dunlap, IL does.
Why turnout in Dunlap looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Dunlap is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 72%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Dunlap have completed high school, above 94% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mossville, IL R+9
- Edelstein, IL R+33
- Edwards, IL R+14
- West Hallock, IL R+34
- Kickapoo, IL R+31
- Bay View Gardens, IL R+38
- Spring Bay, IL R+42
- Peoria Heights, IL D+11
- Peoria, IL D+31
Cities with Similar Populations
- Wyomissing, PA D+10
- Lunenburg, MA D+4
- McLeansville, NC D+9
- Pleasant View, UT R+41
- Catoosa, OK R+40
- Beverly, NJ D+33
- Gateway, FL R+21
- Gifford, FL D+22
- Fort Oglethorpe, GA R+45
- Scappoose, OR R+10
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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.