29899 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 51% of adults in 29899 typically vote, below the U.S. average of about 62%. Among adults in 29899, ~30% vote Democratic, ~21% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How 29899 compares
Among zip codes within 15 miles, 29899 is the most Democratic-leaning.
29899 runs about 34 points more Democratic than South Carolina as a whole. South Carolina leans Republican overall, while 29899 is one of the few Democratic-leaning pockets.
Why 29899 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 29899, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 52% of adults in 29899 have never been married, well above similar-sized zip codes (around 26%). 29899 runs against the grain of South Carolina, a Democratic-leaning pocket in a Republican-leaning state.
High-school completion, uninsured rate, and voter turnout
Places that combine low high-school-completion share and a high uninsured rate tend to turn out at a lower rate, as 29899, SC does.
Why turnout in 29899 looks the way it does
Areas with low high-school completion turn out at lower rates. About 64% of adults in 29899 have completed high school, about 25 points below the U.S. average of 90%. High food insecurity lines up with lower turnout, and about 25% of adults in 29899 report food insecurity, above 89% of zip codes. 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.