Plainview is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 86% of adults in Plainview typically vote, above the U.S. average of about 62%. Among adults in Plainview, ~21% vote Democratic, ~65% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Plainview compares
Among cities within 25 miles, Plainview leans more Republican than 46 of 72 neighbors.
Plainview runs about 63 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Plainview is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Plainview. The northwest side is the most Republican-leaning (R+55) and the south side is the least Republican-leaning (R+42), a spread of about 12 points.
Why Plainview 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 Plainview, not a ranked or complete list of what matters most.
Plainview votes against the grain of Illinois. Illinois leans Democratic overall, while Plainview runs about 63 points more Republican. A high family-household share predicts Republican voting, and about 84% of households in Plainview are family households, above 96% of cities.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Plainview, IL sits above the national average on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Plainview looks the way it does
Homeowners vote more often than renters. About 90% of households in Plainview own their home, about 10 points above the Illinois average of 80%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Shipman, IL R+53
- Chesterfield, IL R+55
- Royal Lakes, IL R+43
- Comer, IL R+56
- Enos, IL R+57
- Hagaman, IL R+56
- Carlinville, IL R+33
- Medora, IL R+57
- Piasa, IL R+53
Cities with Similar Populations
- Junction City, MO R+59
- Potterville, GA R+37
- Iron Hill, KY R+63
- Oceola, OH R+68
- Isle La Motte, VT R+19
- Briar, TX R+67
- Blantons, VA R+3
- Cobalt, MO R+60
- Ithaca, NE R+53
- Summerfield, MO R+67
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.