46039 is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 72% of adults in 46039 typically vote, above the U.S. average of about 62%. Among adults in 46039, ~14% vote Democratic, ~59% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How 46039 compares
Among zip codes within 15 miles, 46039 leans more Republican than 12 of 13 neighbors.
46039 runs about 43 points more Republican than Indiana as a whole.
Why 46039 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 46039. The lean here lands roughly where demographic data alone would predict.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 46039, IN sits in the bottom tenth 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 46039 looks the way it does
Turnout in 46039 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 Indiana Secretary of State, 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.