42223 leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 40% of adults in 42223 typically vote, below the U.S. average of about 62%. Among adults in 42223, ~17% vote Democratic, ~23% Republican, and ~60% don't vote. The map below shows estimated turnout by block group.
How 42223 compares
Among zip codes within 15 miles, 42223 leans more Republican than 3 of 10 neighbors.
42223 runs about 17 points more Democratic than Kentucky as a whole.
Politics vary noticeably by block within 42223. The northwest side runs the most Democratic (D+10) and the east side runs the most Republican (R+26), a spread of about 36 points.
Why 42223 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 42223, not a ranked or complete list of what matters most.
42223 votes Republican even though it is densely developed (about 83%, far above the Kentucky average of 18%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 91% of households in 42223 are family households, in the top fraction of zip codes.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 42223, KY sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 42223 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 42223 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 99% of households in 42223 rent, compared to around 36% in nearby zip codes. Low high-school completion lines up with lower turnout, and about 97% of adults in 42223 have completed high school, above 89% of zip codes. 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.