Abbeville County leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 68% of adults in Abbeville County typically vote, above the U.S. average of about 62%. Among adults in Abbeville County, ~21% vote Democratic, ~47% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Abbeville County compares
Among counties within 50 miles, Abbeville County leans more Republican than 10 of 17 neighbors.
Abbeville County runs about 21 points more Republican than South Carolina as a whole.
Politics vary noticeably by city within Abbeville County. The southwest side runs the most Democratic (D+2) and the northwest side runs the most Republican (R+70), a spread of about 72 points.
Why Abbeville 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 Abbeville County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 13% of residents in Abbeville County live in densely developed areas, about 11 points below the South Carolina average of 24%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Abbeville County, SC 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 Abbeville County looks the way it does
Turnout in Abbeville 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
- Greenwood County, SC R+18
- Anderson County, SC R+43
- McCormick County, SC R+5
- Elbert County, GA R+35
- Laurens County, SC R+35
- Lincoln County, GA R+37
- Hart County, GA R+47
- Wilkes County, GA R+13
- Pickens County, SC R+43
- Greenville County, SC R+14
Counties with Similar Populations
- Lincoln County, KY R+64
- Blaine County, ID D+21
- George County, MS R+78
- Jerome County, ID R+48
- Scott County, IN R+53
- Fayette County, TX R+55
- Marion County, MS R+33
- Fairfax City, VA D+25
- Dawson County, NE R+35
- Texas County, MO R+67
Sources and methodology
Precinct-level voting records used to fit the model come from South Carolina State Election Commission, 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.