Graniteville leans slightly Republican by roughly 12 points: about 44% of voters vote Democratic and 56% Republican.
About 72% of adults in Graniteville typically vote, above the U.S. average of about 62%. Among adults in Graniteville, ~32% vote Democratic, ~40% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How Graniteville compares
Among cities within 25 miles, Graniteville leans more Republican than 8 of 35 neighbors.
Graniteville runs about 5 points more Democratic than South Carolina as a whole.
Politics vary noticeably by neighborhood within Graniteville. The east side runs the most Democratic (D+34) and the south side runs the most Republican (R+31), a spread of about 65 points.
Why Graniteville 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 Graniteville, not a ranked or complete list of what matters most.
Graniteville votes Republican even though it is densely developed (about 39%, modestly above the South Carolina average of 24%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Graniteville, SC sits in the top 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 Graniteville looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Graniteville is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Langley, SC R+33
- Vaucluse, SC R+10
- Gloverville, SC R+50
- Warrenville, SC R+47
- Burnettown, SC R+33
- Belvedere, SC R+13
- North Augusta, SC R+29
- Aiken, SC R+20
- Trenton, SC R+26
- Beech Island, SC R+15
Cities with Similar Populations
- Highland Heights, OH Even
- Jamison, PA R+3
- Oak Grove, MN R+38
- Valley Park, MO D+8
- Philomath, OR D+26
- Glennville, GA R+42
- Aurora, IN R+53
- St. Augustine Shores, FL R+23
- Harrisburg, SD R+43
- Shavertown, PA R+20
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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.