Randolph County is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 72% of adults in Randolph County typically vote, above the U.S. average of about 62%. Among adults in Randolph County, ~17% vote Democratic, ~55% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How Randolph County compares
Among counties within 50 miles, Randolph County leans more Republican than 8 of 18 neighbors.
Randolph County runs about 36 points more Republican than Indiana as a whole.
Politics vary noticeably by city within Randolph County. The northwest side is the most Republican-leaning (R+63) and the east side is the least Republican-leaning (R+47), a spread of about 15 points.
Why Randolph County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Randolph County, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Randolph County, about 92% of residents are non-Hispanic white, about 19 points above the U.S. average of 72%; about 15% of adults hold a bachelor's degree, about 7 points below the Indiana average of 22%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Randolph County, IN sits in the bottom quarter 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 Randolph County looks the way it does
Turnout in Randolph County 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 Counties
- Jay County, IN R+58
- Darke County, OH R+61
- Delaware County, IN R+11
- Wayne County, IN R+31
- Henry County, IN R+47
- Blackford County, IN R+49
- Mercer County, OH R+65
- Preble County, OH R+58
- Fayette County, IN R+54
- Madison County, IN R+25
Counties with Similar Populations
- Jefferson County, OR R+26
- Texas County, MO R+67
- Waushara County, WI R+33
- Marion County, MS R+33
- Uvalde County, TX R+23
- Fayette County, TX R+55
- Burke County, GA R+7
- Nicholas County, WV R+60
- Scott County, IN R+53
- Somerset County, MD Even
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.