Greene County is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 69% of adults in Greene County typically vote, above the U.S. average of about 62%. Among adults in Greene County, ~15% vote Democratic, ~54% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Greene County compares
Among counties within 50 miles, Greene County leans more Republican than 14 of 18 neighbors.
Greene County runs about 36 points more Republican than Indiana as a whole.
Politics vary noticeably by city within Greene County. The southwest side is the most Republican-leaning (R+60) and the west side is the least Republican-leaning (R+48), a spread of about 12 points.
Why Greene 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 Greene 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 Greene County, about 95% of residents are non-Hispanic white, about 23 points above the U.S. average of 72%; about 16% of adults hold a bachelor's degree, about 6 points below the Indiana average of 22%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Greene County, IN sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Greene County looks the way it does
Turnout in Greene County sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Owen County, IN R+57
- Sullivan County, IN R+49
- Daviess County, IN R+59
- Monroe County, IN D+29
- Martin County, IN R+59
- Clay County, IN R+52
- Lawrence County, IN R+51
- Knox County, IN R+41
- Vigo County, IN R+12
- Crawford County, IL R+50
Counties with Similar Populations
- McCurtain County, OK R+55
- Obion County, TN R+52
- Trempealeau County, WI R+26
- Clare County, MI R+40
- Caroline County, VA R+15
- Jefferson County, ID R+71
- Vernon County, WI R+19
- Freeborn County, MN R+22
- Hardin County, OH R+50
- Sheridan County, WY R+47
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.