46615 leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% Republican.
About 57% of adults in 46615 typically vote, near the U.S. average of about 62%. Among adults in 46615, ~36% vote Democratic, ~21% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 46615 compares
Among zip codes within 15 miles, 46615 leans more Democratic than 18 of 24 neighbors.
46615 runs about 45 points more Democratic than Indiana as a whole. Indiana leans Republican overall, while 46615 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 46615. The west side is the most Democratic-leaning (D+38) and the southeast side is the least Democratic-leaning (D+13), a spread of about 24 points.
Why 46615 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 46615, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 98% of residents in 46615 live in densely developed areas, about 62 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 42% of adults in 46615 have never been married, above 90% of zip codes. 46615 runs against the grain of Indiana, a Democratic-leaning pocket in a Republican-leaning state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 46615, IN sits in the top quarter nationally on this measure.
Why turnout in 46615 looks the way it does
Renters vote less often than owners. About 35% of households in 46615 rent, about 10 points above the U.S. average of 25%. 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.