Brunswick County leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 67% of adults in Brunswick County typically vote, near the U.S. average of about 62%. Among adults in Brunswick County, ~38% vote Democratic, ~29% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Brunswick County compares
Among counties within 50 miles, Brunswick County leans more Democratic than 13 of 20 neighbors.
Brunswick County runs about 7 points more Democratic than Virginia as a whole.
Politics vary noticeably by city within Brunswick County. The east side runs the most Democratic (D+36) and the southwest side runs the most Republican (R+16), a spread of about 53 points.
Why Brunswick 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 Brunswick County, not a ranked or complete list of what matters most.
Rural, majority-Black areas of the Southern Black Belt vote Democratic, against the usual rural pattern. About 51% of residents in Brunswick County are Black or African American, about 36 points above the Virginia average of 15%. A high never-married share predicts Democratic voting, and about 37% of adults in Brunswick County have never been married, above 88% of counties.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Brunswick County, VA sits in the bottom quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Brunswick County looks the way it does
Turnout in Brunswick County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Greensville County, VA D+13
- Emporia City, VA D+43
- Lunenburg County, VA R+24
- Mecklenburg County, VA R+17
- Warren County, NC D+19
- Nottoway County, VA R+9
- Halifax County, NC D+22
- Dinwiddie County, VA R+16
- Northampton County, NC D+15
- Sussex County, VA Even
Counties with Similar Populations
- Sevier County, AR R+50
- Benton County, TN R+64
- Sequatchie County, TN R+68
- Richland County, IL R+50
- Van Buren County, AR R+63
- Neosho County, KS R+48
- Otoe County, NE R+39
- Osage County, KS R+49
- Casey County, KY R+72
- Leon County, TX R+69
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.