46228 is a Democratic stronghold. About 80% of voters here vote Democratic and 20% Republican.
About 68% of adults in 46228 typically vote, above the U.S. average of about 62%. Among adults in 46228, ~54% vote Democratic, ~14% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 46228 compares
Among zip codes within 15 miles, 46228 leans more Democratic than 42 of 47 neighbors.
46228 runs about 80 points more Democratic than Indiana as a whole. Indiana leans Republican overall, while 46228 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 46228. The southwest side is the most Democratic-leaning (D+65) and the southeast side is the least Democratic-leaning (D+48), a spread of about 17 points.
Why 46228 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 46228, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in 46228 is about 40%, about 32 points below the U.S. average of 72%. High college attainment predicts Democratic voting, and 46228 sits in the top quarter (about 48%, above 88% of zip codes). 46228 runs against the grain of Indiana, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 46228, IN sits in the top quarter 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 46228 looks the way it does
Turnout in 46228 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.