29458 leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% Republican.
About 75% of adults in 29458 typically vote, above the U.S. average of about 62%. Among adults in 29458, ~41% vote Democratic, ~34% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 29458 compares
29458 runs about 27 points more Democratic than South Carolina as a whole. South Carolina leans Republican overall, while 29458 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 29458. The east side runs the most Democratic (D+35) and the southwest side runs the most Republican (R+6), a spread of about 41 points.
Why 29458 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 29458, not a ranked or complete list of what matters most.
Rural, majority-Black areas of the Southern Black Belt vote Democratic, against the usual rural pattern. About 44% of residents in 29458 are Black or African American, about 14 points above the South Carolina average of 30%. High college attainment predicts Democratic voting, and 29458 sits in the top quarter (about 36%, above 76% of zip codes). 29458 runs against the grain of South Carolina, a Democratic-leaning pocket in a Republican-leaning state.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; 29458, SC sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 29458 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 29458 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 59%, below 62% of zip codes. Homeowners vote more often than renters, and about 88% of households in 29458 own their home, above 80% 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.