29718 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 64% of adults in 29718 typically vote, near the U.S. average of about 62%. Among adults in 29718, ~19% vote Democratic, ~45% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How 29718 compares
Among zip codes within 15 miles, 29718 leans more Republican than 1 of 5 neighbors.
29718 runs about 22 points more Republican than South Carolina as a whole.
Politics vary noticeably by block within 29718. The southwest side is the most Republican-leaning (R+66) and the northwest side is the least Republican-leaning (R+27), a spread of about 39 points.
Why 29718 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 29718, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in 29718 drive to work alone, about 10 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 29718 sits in the bottom quarter (about 13%, below 87% of zip codes).
Population density and Republican lean
Places with low population density tend to lean Republican; 29718, SC sits below the national average on this measure.
Why turnout in 29718 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 29718 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 Zip Codes
Zip Codes with Similar Populations
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.