Florence County is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.
About 69% of adults in Florence County typically vote, above the U.S. average of about 62%. Among adults in Florence County, ~34% vote Democratic, ~34% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Florence County compares
Among counties within 50 miles, Florence County sits roughly in the middle of the political spectrum, with 6 neighbors leaning further in the place's direction and 4 leaning the other way.
Florence County runs about 17 points more Democratic than South Carolina as a whole.
Politics vary noticeably by city within Florence County. The north side runs the most Democratic (D+52) and the southwest side runs the most Republican (R+43), a spread of about 95 points.
Why Florence County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Florence County. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Florence County, SC sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Florence County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Florence 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 61% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Darlington County, SC R+8
- Marion County, SC D+17
- Lee County, SC D+20
- Dillon County, SC R+5
- Williamsburg County, SC D+26
- Marlboro County, SC D+9
- Sumter County, SC D+9
- Clarendon County, SC R+8
- Chesterfield County, SC R+28
- Scotland County, NC D+2
Counties with Similar Populations
- Hampton City, VA D+41
- Washington County, WI R+28
- Brunswick County, NC R+29
- Humboldt County, CA D+27
- Marathon County, WI R+17
- Napa County, CA D+32
- Clark County, OH R+21
- Boone County, KY R+28
- Grayson County, TX R+43
- Blount County, TN R+49
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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.