Astoria is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 61% of adults in Astoria typically vote, near the U.S. average of about 62%. Among adults in Astoria, ~13% vote Democratic, ~48% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Astoria compares
Among cities within 25 miles, Astoria leans more Republican than 46 of 51 neighbors.
Astoria runs about 68 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Astoria is one of the few Republican-leaning pockets.
Why Astoria 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 Astoria, not a ranked or complete list of what matters most.
Astoria votes against the grain of Illinois. Illinois leans Democratic overall, while Astoria runs about 68 points more Republican.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Astoria, IL sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Astoria looks the way it does
Turnout in Astoria sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Summum, IL R+59
- Browning, IL R+55
- Vermont, IL R+55
- Sheldons Grove, IL R+56
- Bluff City, IL R+59
- Ray, IL R+49
- Ipava, IL R+50
- Enion, IL R+58
- Table Grove, IL R+51
- Bath, IL R+56
Cities with Similar Populations
- Reardan, WA R+56
- Rushford Village, MN R+28
- Lilydale, MN D+27
- Graeagle, CA R+16
- Fountain Run, KY R+71
- Finchville, KY R+43
- Hartwick, NY R+7
- Shartlesville, PA R+50
- Sidney Center, NY R+37
- Dameron, MD R+12
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.