Daniel Island leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 90% of adults in Daniel Island typically vote, above the U.S. average of about 62%. Among adults in Daniel Island, ~36% vote Democratic, ~54% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Daniel Island compares
Politically, Daniel Island sits close to the rest of South Carolina.
Politics vary noticeably by block within Daniel Island. The northwest side is the most Republican-leaning (R+35) and the west side is the least Republican-leaning (R+14), a spread of about 22 points.
Why Daniel Island leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Daniel Island, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Daniel Island sits in the bottom quarter on density and about 87% of residents are non-Hispanic white, about 27 points above the South Carolina average of 60%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Daniel Island, Charleston, SC sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Daniel Island looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Daniel Island 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 75%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and more than 99% of adults in Daniel Island have completed high school, above 93% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Whipper Barnoy, North Charleston, SC D+74
- Charleston Historic District, Charleston, SC D+12
- Boltons Landing, Charleston, SC D+7
- College Park, Ladson, SC R+5
- White Gables, Summerville, SC R+27
- Midtown Savannah, Savannah, GA D+71
- Ardmore-Gould Estates-Olin Heights, Savannah, GA D+36
- Chatham Parkway, Savannah, GA D+42
- Hunter Army Airfield, Savannah, GA D+4
- Paradise Park, Savannah, GA D+29
Neighborhoods with Similar Populations
- West Beaverton, Beaverton, OR D+39
- Airline-Jefferson, Baton Rouge, LA R+8
- Southwest Bend, Bend, OR D+16
- Highlands, Jacksonville, FL D+47
- East Akron, Akron, OH D+50
- Terrace, San Bernardino, CA D+23
- Muskego Way, Milwaukee, WI D+40
- Lynn-Highland Park, Oakland, CA D+62
- Englewood Park, Orlando, FL D+17
- Cypress Station, Houston, TX D+59
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.