42303 leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 72% of adults in 42303 typically vote, above the U.S. average of about 62%. Among adults in 42303, ~26% vote Democratic, ~46% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How 42303 compares
Among zip codes within 15 miles, 42303 leans more Republican than 1 of 10 neighbors.
Politically, 42303 sits close to the rest of Kentucky.
Politics vary noticeably by block within 42303. The northeast side is the most split-leaning (R+43) and the northwest side is the least split-leaning (R+2), a spread of about 40 points.
Why 42303 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 42303, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in 42303 drive to work alone, about 10 points above the U.S. average of 74%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 42303, KY sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 42303 looks the way it does
Turnout in 42303 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.