Isom is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 70% of adults in Isom typically vote, above the U.S. average of about 62%. Among adults in Isom, ~13% vote Democratic, ~57% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Isom compares
Among cities within 25 miles, Isom leans more Republican than 51 of 140 neighbors.
Isom runs about 34 points more Republican than Kentucky as a whole.
Why Isom 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 Isom, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Isom, about 98% of residents are non-Hispanic white, about 26 points above the U.S. average of 72%; about 14% of adults hold a bachelor's degree, about 15 points below the U.S. average of 28%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Isom, KY sits in the top quarter nationally on this measure.
Why turnout in Isom looks the way it does
Turnout in Isom sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Jeremiah, KY R+64
- Redfox, KY R+63
- Thornton, KY R+66
- Whitesburg, KY R+61
- Letcher, KY R+64
- Premium, KY R+68
- Ermine, KY R+66
- Mallie, KY R+62
- Littcarr, KY R+62
- Roxana, KY R+67
Cities with Similar Populations
- Sugar Grove, WV R+62
- Smithshire, IL R+46
- Kingston, LA R+21
- Dixie Inn, LA R+40
- Hickory Grove, PA R+44
- Webster Corner, ME R+29
- Dailsville, MD R+35
- Moatsville, WV R+65
- Angelus Oaks, CA R+23
- Brokensword, OH R+70
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Kentucky 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.