North Hartsville leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 68% of adults in North Hartsville typically vote, above the U.S. average of about 62%. Among adults in North Hartsville, ~20% vote Democratic, ~48% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How North Hartsville compares
Among cities within 25 miles, North Hartsville leans more Republican than 31 of 38 neighbors.
North Hartsville runs about 23 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within North Hartsville. The southeast side is the most split-leaning (R+60) and the south side is the least split-leaning (Even), a spread of about 59 points.
Why North Hartsville 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 North Hartsville, not a ranked or complete list of what matters most.
North Hartsville votes Republican even though it is densely developed (about 21%, about 16 points below the U.S. average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; North Hartsville, 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 North Hartsville looks the way it does
Turnout in North Hartsville 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 Cities
- Hartsville, SC R+21
- Segars, SC R+56
- Middendorf, SC R+73
- Kellytown, SC R+52
- Dovesville, SC D+10
- McBee, SC R+31
- Ashland, SC R+38
- Patrick, SC R+59
- Lydia, SC D+24
- Society Hill, SC D+6
Cities with Similar Populations
- Maricopa, CA R+63
- New York, TX R+72
- Palestine, AR R+48
- Plymouth, ME R+39
- Plains, KS R+64
- Fort Cobb, OK R+63
- Dover, GA R+19
- Browns Crossing, GA R+22
- Hills, IA R+5
- Humphrey, NE R+79
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.