Berthaville leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 70% of adults in Berthaville typically vote, above the U.S. average of about 62%. Among adults in Berthaville, ~28% vote Democratic, ~42% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Berthaville compares
Among cities within 25 miles, Berthaville leans more Republican than 54 of 94 neighbors.
Berthaville runs about 25 points more Republican than Virginia as a whole. Virginia leans Democratic overall, while Berthaville is one of the few Republican-leaning pockets.
Why Berthaville 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 Berthaville, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 80% of households in Berthaville are family households, about 13 points above the U.S. average of 67%. Berthaville runs against the grain of Virginia, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Berthaville, VA 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 Berthaville looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Berthaville 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 70%, about 10 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- King George, VA R+23
- Maryland Point, MD R+19
- Dahlgren, VA R+15
- Nanjemoy, MD R+20
- Office Hall, VA R+14
- Maple Grove, VA R+29
- Shiloh, VA R+37
- Popes Creek, MD R+18
- Welcome, MD R+33
- Monroe Hall, VA R+29
Cities with Similar Populations
- Zoar, NY R+42
- Hayden, IN R+56
- Fortune Lake, MI R+27
- Siloam Springs, MO R+72
- Spring Glen, NY R+20
- Clymers, IN R+54
- Ellistown, MS R+86
- Tecolote, NM D+17
- Hyak, WA R+17
- Wolco, OK R+68
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Sources and methodology
Precinct-level voting records used to fit the model come from Virginia Department of 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.