29320 is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.
About 35% of adults in 29320 typically vote, below the U.S. average of about 62%. Among adults in 29320, ~18% vote Democratic, ~17% Republican, and ~65% don't vote. The map below shows estimated turnout by block group.
How 29320 compares
Among zip codes within 15 miles, 29320 sits roughly in the middle of the political spectrum, with 25 neighbors leaning further in the place's direction and 4 leaning the other way.
29320 runs about 21 points more Democratic than South Carolina as a whole. South Carolina leans Republican overall, while 29320 sits closer to the political middle.
Why 29320 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 29320, not a ranked or complete list of what matters most.
29320 votes against the grain of South Carolina. South Carolina leans Republican overall, while 29320 runs about 21 points more Democratic.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 29320, SC sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 29320 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 29320 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 22%, about 9 points above the South Carolina average of 13%. Renters vote less often than owners, and about 67% of households in 29320 rent, compared to around 38% in nearby zip codes. High food insecurity lines up with lower turnout, and about 27% of adults in 29320 report food insecurity, above 91% 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.