Fieldon is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 86% of adults in Fieldon typically vote, above the U.S. average of about 62%. Among adults in Fieldon, ~18% vote Democratic, ~68% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Fieldon compares
Among cities within 25 miles, Fieldon leans more Republican than 49 of 69 neighbors.
Fieldon runs about 69 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Fieldon is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Fieldon. The northeast side is the most Republican-leaning (R+61) and the southwest side is the least Republican-leaning (R+35), a spread of about 26 points.
Why Fieldon 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 Fieldon, not a ranked or complete list of what matters most.
Fieldon votes against the grain of Illinois. Illinois leans Democratic overall, while Fieldon runs about 69 points more Republican. Car-dependent areas vote Republican, and about 86% of residents in Fieldon drive to work alone, above 85% of cities.
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 Fieldon, IL does.
Why turnout in Fieldon looks the way it does
Homeowners vote more often than renters. About 91% of households in Fieldon own their home, about 11 points above the Illinois average of 80%. High high-school completion lines up with higher turnout, and about 96% of adults in Fieldon have completed high school, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Nutwood, IL R+48
- Rosedale, IL R+38
- Old Kane, IL R+64
- Otterville, IL R+51
- Hardin, IL R+56
- Gilead, IL R+57
- Jerseyville, IL R+43
- Grafton, IL R+39
- McClusky, IL R+49
- Kane, IL R+63
Cities with Similar Populations
- Thompson, PA R+38
- Sunburg, MN R+39
- Limaville, OH R+52
- Judson, IN R+59
- Strasburg, IL R+64
- Clover Leaf Lakes, NJ R+14
- Boons Camp, KY R+69
- Skyline, AL R+78
- Chittenden, VT R+7
- Lakeside, AZ R+37
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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.