Bullitt County leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 75% of adults in Bullitt County typically vote, above the U.S. average of about 62%. Among adults in Bullitt County, ~20% vote Democratic, ~55% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Bullitt County compares
Among counties within 50 miles, Bullitt County leans more Republican than 8 of 23 neighbors.
Bullitt County runs about 18 points more Republican than Kentucky as a whole.
Politics vary noticeably by city within Bullitt County. The southeast side is the most Republican-leaning (R+55) and the north side is the least Republican-leaning (R+41), a spread of about 14 points.
Why Bullitt County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Bullitt County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 76% of households in Bullitt County are family households, about 9 points above the U.S. average of 67%. Dense places usually vote Democratic, but Bullitt County runs against that pattern.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Bullitt County, KY sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Bullitt County looks the way it does
Homeowners vote more often than renters. About 85% of households in Bullitt County own their home, about 7 points above the Kentucky average of 78%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Jefferson County, KY D+20
- Spencer County, KY R+56
- Nelson County, KY R+46
- Floyd County, IN R+18
- Hardin County, KY R+27
- Clark County, IN R+23
- Oldham County, KY R+23
- Shelby County, KY R+32
- Meade County, KY R+49
- Harrison County, IN R+50
Counties with Similar Populations
- Bartholomew County, IN R+30
- Henderson County, TX R+60
- Lewis County, WA R+29
- Talladega County, AL R+27
- St. Landry Parish, LA R+11
- Leavenworth County, KS R+20
- Cape Girardeau County, MO R+34
- Payne County, OK R+18
- Yuba County, CA R+16
- Monroe County, FL R+15
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.