Millwood leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.
About 61% of adults in Millwood typically vote, near the U.S. average of about 62%. Among adults in Millwood, ~35% vote Democratic, ~26% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Millwood compares
Among cities within 25 miles, Millwood leans more Democratic than 27 of 40 neighbors.
Millwood runs about 32 points more Democratic than South Carolina as a whole. South Carolina leans Republican overall, while Millwood is one of the few Democratic-leaning pockets.
Politics vary noticeably by neighborhood within Millwood. The southwest side is the most Democratic-leaning (D+65) and the northeast side is the least Democratic-leaning (D+6), a spread of about 59 points.
Why Millwood leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Millwood, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 49% of adults in Millwood have never been married, well above similar-sized cities (around 25%). Millwood runs against the grain of South Carolina, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Millwood, SC sits in the bottom tenth 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 Millwood looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Millwood is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 33% of households in Millwood rent, above 88% of cities. High food insecurity lines up with lower turnout, and about 37% of adults in Millwood report food insecurity, above 98% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Rock Bluff, SC D+50
- Bloomingvale, SC D+9
- Kingstree, SC D+43
- Fowler, SC D+43
- Taft, SC D+43
- Salters, SC D+41
- Nesmith, SC D+51
- Lane, SC D+65
- Warsaw, SC R+21
- Andrews, SC D+4
Cities with Similar Populations
- Slab City, WI R+50
- Note, GA R+17
- Granville, ND R+72
- Grand Valley, PA R+56
- Dewitt, IL R+53
- Helena, KY R+61
- Haw Branch, NC R+49
- Queensville, IN R+57
- Kinkler, TX R+70
- Upper Mill, PA R+43
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.