Bunker Hill leans heavily Republican by roughly 32 points: about 34% of voters vote Democratic and 66% Republican.
About 44% of adults in Bunker Hill typically vote, below the U.S. average of about 62%. Among adults in Bunker Hill, ~15% vote Democratic, ~29% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How Bunker Hill compares
Among cities within 25 miles, Bunker Hill leans more Republican than 3 of 88 neighbors.
Bunker Hill runs about 14 points more Republican than Indiana as a whole.
Politics vary noticeably by neighborhood within Bunker Hill. The southeast side is the most Republican-leaning (R+60) and the southwest side is the least Republican-leaning (R+24), a spread of about 36 points.
Why Bunker Hill leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Bunker Hill, not a ranked or complete list of what matters most.
Bunker Hill votes Republican even though it is densely developed (about 61%, far above the Indiana average of 25%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Low college attainment predicts Republican voting, and Bunker Hill sits in the bottom quarter (about 11%, below 90% of cities).
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Bunker Hill, IN sits in the bottom quarter 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 Bunker Hill looks the way it does
Renters vote less often than owners. About 57% of households in Bunker Hill rent, about 32 points above the U.S. average of 25%. Limited routine healthcare access lines up with lower turnout, and Bunker Hill sits in the bottom quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Miami, IN R+58
- Loree, IN R+59
- Nead, IN R+53
- Onward, IN R+56
- Lincoln, IN R+60
- Cassville, IN R+54
- Wawpecong, IN R+60
- Park View Heights, IN R+60
- Galveston, IN R+56
- Peru, IN R+39
Cities with Similar Populations
- Brownstown, IN R+59
- Bald Knob, AR R+65
- Silver Creek, NY R+19
- Waikapu, HI D+16
- West, TX R+59
- Fredonia, WI R+40
- Scott City, KS R+64
- Jefferson, NC R+49
- Fritch, TX R+72
- Quitman, MS R+28
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.