Ilasco is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 73% of adults in Ilasco typically vote, above the U.S. average of about 62%. Among adults in Ilasco, ~14% vote Democratic, ~59% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Ilasco compares
Among cities within 25 miles, Ilasco leans more Republican than 13 of 52 neighbors.
Ilasco runs about 44 points more Republican than Missouri as a whole.
Why Ilasco leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Ilasco. The lean here lands roughly where demographic data alone would predict.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Ilasco, MO sits below the national average on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Ilasco looks the way it does
Homeowners vote more often than renters. More than 99% of households in Ilasco own their home, about 21 points above the Missouri average of 78%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Oakwood, MO R+62
- Saverton, MO R+63
- New London, MO R+59
- Ralls, MO R+63
- Hannibal, MO R+37
- Hull, IL R+64
- Spalding, MO R+66
- Withers Mill, MO R+62
- Ashburn, MO R+62
- Rensselaer, MO R+62
Cities with Similar Populations
- Trinity, IN R+74
- Forest Lakes, AZ R+41
- Blue Goose, TN R+66
- Wilhoit, AZ R+54
- Hicks, IL R+61
- Gordonville, AL D+78
- Seneca, MI R+52
- Evansville, AR R+56
- Luber, AR R+62
- Grant, VA R+62
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Missouri Secretary of State, 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.