40108 leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 76% of adults in 40108 typically vote, above the U.S. average of about 62%. Among adults in 40108, ~19% vote Democratic, ~57% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 40108 compares
Among zip codes within 15 miles, 40108 leans more Republican than 3 of 16 neighbors.
40108 runs about 19 points more Republican than Kentucky as a whole.
Politics vary noticeably by block within 40108. The southwest side is the most Republican-leaning (R+58) and the northeast side is the least Republican-leaning (R+43), a spread of about 15 points.
Why 40108 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 40108. The lean here lands roughly where demographic data alone would predict.
Never-married share and voter turnout
Places with a low never-married share tend to turn out at a higher rate; 40108, KY sits below the national average on this measure.
Why turnout in 40108 looks the way it does
Turnout in 40108 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 Zip Codes
Zip Codes with Similar Populations
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.