Natrona is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 82% of adults in Natrona typically vote, above the U.S. average of about 62%. Among adults in Natrona, ~17% vote Democratic, ~65% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How Natrona compares
Among cities within 25 miles, Natrona leans more Republican than 54 of 59 neighbors.
Natrona runs about 69 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Natrona is one of the few Republican-leaning pockets.
Why Natrona 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 Natrona, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 89% of residents in Natrona drive to work alone, about 15 points above the U.S. average of 74%. Natrona runs against the grain of Illinois, a Republican-leaning pocket in a Democratic-leaning state.
Population density, never-married share, and Republican lean
Places that combine low population density and a never-married-heavy adult population tend to lean Republican, as Natrona, IL does.
Why turnout in Natrona looks the way it does
High high-school completion lines up with higher turnout, and about 96% of adults in Natrona have completed high school, above 86% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- San Jose, IL R+57
- Emden, IL R+57
- Mason City, IL R+43
- New Holland, IL R+58
- Delavan, IL R+43
- Hartsburg, IL R+58
- Green Valley, IL R+46
- Hubly, IL R+57
- Teheran, IL R+58
- Middletown, IL R+54
Cities with Similar Populations
- Indian Crossing, PA R+60
- Collirene, AL D+77
- Annemanie, AL R+20
- Indian Falls, NY R+40
- Cantwell, AK R+36
- Proctor, MT R+21
- Gould, OK R+73
- Quecreek, PA R+57
- Sherburne, KY R+62
- Genesee, WI R+36
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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.