Madisonville leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 67% of adults in Madisonville typically vote, near the U.S. average of about 62%. Among adults in Madisonville, ~21% vote Democratic, ~46% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Madisonville compares
Among cities within 25 miles, Madisonville is the least Republican-leaning.
Madisonville runs about 8 points more Republican than Kentucky as a whole.
Politics vary noticeably by neighborhood within Madisonville. The southeast side is the most Republican-leaning (R+50) and the east side is the least Republican-leaning (R+31), a spread of about 18 points.
Why Madisonville 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 Madisonville, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in Madisonville drive to work alone, about 12 points above the U.S. average of 74%.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Madisonville, KY sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Madisonville looks the way it does
Turnout in Madisonville 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
- Grapevine, KY R+56
- Earlington, KY R+44
- Hanson, KY R+59
- Manitou, KY R+62
- Richland, KY R+52
- Mortons Gap, KY R+56
- Oak Hill, KY R+59
- Vandetta, KY R+61
- Nebo, KY R+65
- Nortonville, KY R+61
Cities with Similar Populations
- Harleysville, PA Even
- Kelso, WA R+18
- Benbrook, TX R+23
- Morrow, GA D+55
- Franklin Square, NY R+30
- Union, KY R+28
- Maywood, CA D+38
- Moss Point, MS R+12
- Randolph, NJ D+7
- Avon Lake, OH R+3
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.