Dubois County leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 77% of adults in Dubois County typically vote, above the U.S. average of about 62%. Among adults in Dubois County, ~22% vote Democratic, ~55% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Dubois County compares
Among counties within 50 miles, Dubois County leans more Republican than 5 of 19 neighbors.
Dubois County runs about 25 points more Republican than Indiana as a whole.
Politics vary noticeably by city within Dubois County. The northeast side is the most Republican-leaning (R+58) and the north side is the least Republican-leaning (R+35), a spread of about 23 points.
Why Dubois 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 Dubois County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in Dubois County drive to work alone, about 10 points above the U.S. average of 74%.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Dubois County, IN sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Dubois County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Dubois County is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 63%, above 66% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Pike County, IN R+55
- Martin County, IN R+59
- Spencer County, IN R+49
- Daviess County, IN R+59
- Orange County, IN R+54
- Perry County, IN R+39
- Crawford County, IN R+52
- Warrick County, IN R+33
- Hancock County, KY R+52
- Gibson County, IN R+49
Counties with Similar Populations
- Brown County, OH R+61
- Kay County, OK R+46
- Kandiyohi County, MN R+29
- St. Bernard Parish, LA R+14
- Pittsburg County, OK R+54
- Baldwin County, GA Even
- Suwannee County, FL R+58
- Madison County, OH R+39
- Gadsden County, FL D+28
- Highland County, OH R+61
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.