46240 leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 71% of adults in 46240 typically vote, above the U.S. average of about 62%. Among adults in 46240, ~45% vote Democratic, ~26% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How 46240 compares
Among zip codes within 15 miles, 46240 leans more Democratic than 22 of 43 neighbors.
46240 runs about 46 points more Democratic than Indiana as a whole. Indiana leans Republican overall, while 46240 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 46240. The north side is the most Democratic-leaning (D+36) and the south side is the least Democratic-leaning (D+15), a spread of about 21 points.
Why 46240 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 46240, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 59% of adults in 46240 hold a bachelor's degree, about 31 points above the U.S. average of 28%. Dense areas vote Democratic, and 46240 sits in the top fifth on density (about 89%, above 87% of zip codes). 46240 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; 46240, IN sits in the top quarter nationally on this measure.
Why turnout in 46240 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 46240 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 71%, about 11 points above the U.S. average of 60%. 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.