Basco is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 80% of adults in Basco typically vote, above the U.S. average of about 62%. Among adults in Basco, ~15% vote Democratic, ~65% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Basco compares
Among cities within 25 miles, Basco leans more Republican than 42 of 56 neighbors.
Basco runs about 74 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Basco is one of the few Republican-leaning pockets.
Why Basco 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 Basco, not a ranked or complete list of what matters most.
Basco votes against the grain of Illinois. Illinois leans Democratic overall, while Basco runs about 74 points more Republican. Car-dependent areas vote Republican, and about 87% of residents in Basco drive to work alone, above 88% of cities. A high white share with below-average college attainment predicts Republican voting, and Basco fits that profile on both counts.
High-school completion, developed land, and voter turnout
Places that combine high-school-completion-heavy adults and a rural land-use pattern tend to turn out at a higher rate, as Basco, IL does.
Why turnout in Basco looks the way it does
Turnout in Basco 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
- West Point, IL R+63
- Elderville, IL R+60
- Elvaston, IL R+50
- Denver, IL R+63
- Adrian, IL R+58
- Carthage, IL R+37
- Bowen, IL R+58
- Hamilton, IL R+32
- Sutter, IL R+58
Cities with Similar Populations
- Lithium, MO R+69
- South Russell, NY R+43
- Alpine Heights, CA R+44
- Kelly, WY D+17
- Ulysses, KY R+71
- Bruno, NE R+64
- Frew, KY R+70
- Greensboro Bend, VT D+7
- Funston, TX R+80
- Cranberry Prairie, OH R+81
All Local Stats
Home Services
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.