Jasper County is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.
About 62% of adults in Jasper County typically vote, near the U.S. average of about 62%. Among adults in Jasper County, ~31% vote Democratic, ~31% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Jasper County compares
Among counties within 50 miles, Jasper County sits roughly in the middle of the political spectrum, with 3 neighbors leaning further in the place's direction and 6 leaning the other way.
Jasper County runs about 17 points more Democratic than South Carolina as a whole.
Politics vary noticeably by city within Jasper County. The northwest side runs the most Democratic (D+24) and the southeast side runs the most Republican (R+30), a spread of about 55 points.
Why Jasper County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Jasper County. The lean here lands roughly where demographic data alone would predict.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Jasper County, SC sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Jasper County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Jasper County 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 58%, below 57% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Beaufort County, SC R+9
- Effingham County, GA R+46
- Chatham County, GA D+26
- Hampton County, SC D+9
- Bryan County, GA R+35
- Colleton County, SC R+17
- Screven County, GA R+23
- Allendale County, SC D+37
- Bulloch County, GA R+10
- Liberty County, GA D+16
Counties with Similar Populations
- Garrett County, MD R+50
- Cherokee County, NC R+51
- Marion County, TN R+62
- Pine County, MN R+37
- Alpena County, MI R+25
- Le Sueur County, MN R+32
- Stoddard County, MO R+62
- Elmore County, ID R+42
- Glenn County, CA R+32
- Van Wert County, OH R+56
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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.