Milligan is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 50% of adults in Milligan typically vote, below the U.S. average of about 62%. Among adults in Milligan, ~9% vote Democratic, ~41% Republican, and ~50% don't vote. The map below shows estimated turnout by block group.
How Milligan compares
Among cities within 25 miles, Milligan leans more Republican than 88 of 93 neighbors.
Milligan runs about 46 points more Republican than Indiana as a whole.
Why Milligan 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 Milligan, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 11% of adults in Milligan hold a bachelor's degree, about 11 points below the Indiana average of 22%. A high family-household share predicts Republican voting, and about 78% of households in Milligan are family households, above 85% of cities.
Population density and Republican lean
Places with low population density tend to lean Republican; Milligan, IN sits below the national average on this measure.
Why turnout in Milligan looks the way it does
Crowded housing lines up with lower turnout. About 6% of homes in Milligan have more than one occupant per room, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Waveland, IN R+61
- Russellville, IN R+63
- Guion, IN R+65
- Portland Mills, IN R+60
- Deer Mill, IN R+61
- Hollandsburg, IN R+59
- Nyesville, IN R+63
- Parkersburg, IN R+61
- Marshall, IN R+59
- Morton, IN R+64
Cities with Similar Populations
- Woodleaf, CA R+11
- West Forks, ME R+24
- Niter, ID R+76
- Sebring, PA R+65
- Standing Rock, KY R+67
- Duster, TX R+75
- Rodman, IA R+55
- Mace, IN R+61
- Lamona, WA R+61
- Payne, IA R+47
All Local Stats
Home Services
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.