Keystone is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.
About 70% of adults in Keystone typically vote, above the U.S. average of about 62%. Among adults in Keystone, ~11% vote Democratic, ~59% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Keystone compares
Among cities within 25 miles, Keystone leans more Republican than 69 of 88 neighbors.
Keystone runs about 49 points more Republican than Indiana as a whole.
Why Keystone 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 Keystone, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 93% of residents in Keystone drive to work alone, about 19 points above the U.S. average of 74%. A high white share with below-average college attainment predicts Republican voting, and Keystone fits that profile on both counts. A high family-household share predicts Republican voting, and about 76% of households in Keystone are family households, above 79% of cities.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Keystone, IN sits in the bottom tenth 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 Keystone looks the way it does
Turnout in Keystone 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 Cities
- Petroleum, IN R+69
- Poneto, IN R+70
- Fiat, IN R+66
- Montpelier, IN R+58
- Reiffsburg, IN R+69
- Domestic, IN R+69
- Mount Zion, IN R+68
- Liberty Center, IN R+70
- Poling, IN R+67
- Trenton, IN R+61
Cities with Similar Populations
- Gateswood, AL R+88
- La Sal, UT R+64
- La Selva Beach, CA D+52
- Kotlik, AK D+21
- Spring Gap, MD R+67
- McEwensville, PA R+54
- Moss, MS R+7
- Pine Ridge, MS D+47
- Henrietta, NC R+56
- Altoona, KS R+69
All Local Stats
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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.