46404 is a Democratic stronghold. About 93% of voters here vote Democratic and 7% Republican.
About 58% of adults in 46404 typically vote, near the U.S. average of about 62%. Among adults in 46404, ~54% vote Democratic, ~4% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How 46404 compares
Among zip codes within 15 miles, 46404 is the most Democratic-leaning.
46404 runs about 105 points more Democratic than Indiana as a whole. Indiana leans Republican overall, while 46404 is one of the few Democratic-leaning pockets.
Why 46404 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 46404, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in 46404 is about 1%, about 71 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 46% of adults in 46404 have never been married, above 93% of zip codes. 46404 runs against the grain of Indiana, a Democratic-leaning pocket in a Republican-leaning state.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 46404, IN sits in the bottom tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 46404 looks the way it does
Areas with high food insecurity turn out at lower rates. About 40% of adults in 46404 report food insecurity, about 23 points above the U.S. average of 16%. Limited routine healthcare access lines up with lower turnout, and 46404 sits in the bottom quarter on routine-care measures. Renters vote less often than owners, and about 44% of households in 46404 rent, about 19 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.