Roseburg is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 76% of adults in Roseburg typically vote, above the U.S. average of about 62%. Among adults in Roseburg, ~15% vote Democratic, ~60% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Roseburg compares
Among cities within 25 miles, Roseburg leans more Republican than 30 of 81 neighbors.
Roseburg runs about 42 points more Republican than Indiana as a whole.
Why Roseburg 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 Roseburg, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 77% of households in Roseburg are family households, about 11 points above the U.S. average of 67%.
Population density and Republican lean
Places with low population density tend to lean Republican; Roseburg, IN sits below the national average on this measure.
Why turnout in Roseburg looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Roseburg 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 57% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Liberty, IN R+56
- Dunlapsville, IN R+60
- Lotus, IN R+64
- Cottage Grove, IN R+63
- Alquina, IN R+64
- Brownsville, IN R+65
- Lyonsville, IN R+65
- Old Bath, IN R+65
- West College Corner, IN R+59
- Everton, IN R+63
Cities with Similar Populations
- Alfordsville, IN R+70
- Moro Bay, AR R+59
- Salineno, TX R+10
- Monie, MD R+49
- Dameron, MO R+62
- Davis Crossroads, GA R+60
- Treasureton, ID R+75
- Pardus, PA R+60
- Lyden, NM D+15
- Luke, MD R+51
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.