47930 leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 71% of adults in 47930 typically vote, above the U.S. average of about 62%. Among adults in 47930, ~18% vote Democratic, ~53% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How 47930 compares
Among zip codes within 15 miles, 47930 leans more Republican than 8 of 15 neighbors.
47930 runs about 30 points more Republican than Indiana as a whole.
Why 47930 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 47930, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In 47930, about 96% of residents are non-Hispanic white, about 24 points above the U.S. average of 72%; about 16% of adults hold a bachelor's degree, about 7 points below the Indiana average of 22%. Car-dependent areas vote Republican, and about 86% of residents in 47930 drive to work alone, above 89% of zip codes.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; 47930, IN sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 47930 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 47930 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 66%, about 6 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.