Millsboro leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 90% of adults in Millsboro typically vote, above the U.S. average of about 62%. Among adults in Millsboro, ~24% vote Democratic, ~67% Republican, and ~9% don't vote. The map below shows estimated turnout by block group.
How Millsboro compares
Among cities within 25 miles, Millsboro leans more Republican than 6 of 81 neighbors.
Millsboro runs about 36 points more Republican than Ohio as a whole.
Why Millsboro 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 Millsboro, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 85% of residents in Millsboro drive to work alone, about 11 points above the U.S. average of 74%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Millsboro, OH sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Millsboro looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Millsboro 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 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 98% of households in Millsboro own their home, compared to around 76% in nearby cities. High high-school completion lines up with higher turnout, and about 98% of adults in Millsboro have completed high school, above 95% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Ontario, OH R+32
- Spring Mill, OH R+47
- Steam Corners, OH R+59
- Crestline, OH R+50
- Bethlehem, OH R+58
- Lexington, OH R+37
- Mansfield, OH R+14
- Galion, OH R+48
- West Point, OH R+60
- Taylortown, OH R+49
Cities with Similar Populations
- Myton, UT R+84
- Chestatee, GA R+52
- Norphlet, AR R+64
- Derma, MS D+8
- Clearbrook, MN R+59
- Prairie Du Rocher, IL R+57
- Ringling, OK R+72
- Macks Creek, MO R+70
- Edwards, MO R+64
- Iron, MN R+20
Sources and methodology
Precinct-level voting records used to fit the model come from Ohio 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.