Iuka is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 69% of adults in Iuka typically vote, above the U.S. average of about 62%. Among adults in Iuka, ~12% vote Democratic, ~57% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Iuka compares
Among cities within 25 miles, Iuka leans more Republican than 37 of 65 neighbors.
Iuka runs about 33 points more Republican than Kentucky as a whole.
Why Iuka 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 Iuka, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Iuka, about 97% of residents are non-Hispanic white, about 25 points above the U.S. average of 72%; about 10% of adults hold a bachelor's degree, about 9 points below the Kentucky average of 19%. Car-dependent areas vote Republican, and about 87% of residents in Iuka drive to work alone, above 86% of cities. A high family-household share predicts Republican voting, and about 80% of households in Iuka are family households, above 88% of cities.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Iuka, KY sits in the top tenth nationally on this measure.
Why turnout in Iuka looks the way it does
Homeowners vote more often than renters. About 95% of households in Iuka own their home, about 17 points above the Kentucky average of 78%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Grand Rivers, KY R+60
- Suwanee, KY R+57
- Kuttawa, KY R+56
- Lake City, KY R+58
- Dycusburg, KY R+67
- Tiline, KY R+66
- Eddyville, KY R+55
- Gilbertsville, KY R+57
- Smithland, KY R+66
- Calvert City, KY R+54
Cities with Similar Populations
- Zetto, GA D+9
- Douglass, SC D+38
- Joppa, IN R+52
- Centennial, IN R+64
- Miner, MT Even
- Birds Landing, CA R+33
- Osborns Store, VA R+68
- Snoqualmie Pass, WA R+13
- Arnold City, PA R+25
- Messex, CO R+72
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.