Pontoosuc leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 65% of adults in Pontoosuc typically vote, near the U.S. average of about 62%. Among adults in Pontoosuc, ~17% vote Democratic, ~47% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How Pontoosuc compares
Among cities within 25 miles, Pontoosuc leans more Republican than 33 of 65 neighbors.
Pontoosuc runs about 57 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Pontoosuc is one of the few Republican-leaning pockets.
Why Pontoosuc 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 Pontoosuc, not a ranked or complete list of what matters most.
Pontoosuc votes against the grain of Illinois. Illinois leans Democratic overall, while Pontoosuc runs about 57 points more Republican.
Housing overcrowding and voter turnout
Places with low overcrowding tend to turn out at a higher rate; Pontoosuc, IL sits in the bottom tenth nationally on this measure.
Why turnout in Pontoosuc looks the way it does
Turnout in Pontoosuc 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.
Nearby Cities
- Niota, IL R+46
- Dallas City, IL R+48
- Old Niota, IL R+44
- Colusa, IL R+53
- Wever, IA R+35
- Fort Madison, IA R+22
- Disco, IL R+57
- Sawyer, IA R+34
- Lomax, IL R+48
- Spring Grove, IA R+33
Cities with Similar Populations
- Russellville, WV R+63
- Irvington, IA R+52
- Rueter, MO R+70
- Institute, NC R+33
- Indian Camp, OH R+61
- Frenchville, WI R+25
- Bowdon, ND R+62
- Bow, KY R+71
- Hiko, NV R+75
- Wanamie, PA R+30
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.