Killian is a Democratic stronghold. About 78% of voters here vote Democratic and 22% Republican.
About 72% of adults in Killian typically vote, above the U.S. average of about 62%. Among adults in Killian, ~56% vote Democratic, ~16% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How Killian compares
Among cities within 25 miles, Killian leans more Democratic than 47 of 50 neighbors.
Killian runs about 74 points more Democratic than South Carolina as a whole. South Carolina leans Republican overall, while Killian is one of the few Democratic-leaning pockets.
Politics vary noticeably by neighborhood within Killian. The east side is the most Democratic-leaning (D+58) and the south side is the least Democratic-leaning (D+44), a spread of about 14 points.
Why Killian 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 Killian, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 48% of residents in Killian live in densely developed areas, about 12 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Killian sits in the top quarter (about 50%, above 93% of cities). Killian runs against the grain of South Carolina, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Killian, SC sits in the top 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 Killian looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Killian 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 66%, about 6 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Blythewood, SC D+28
- Dentsville, SC D+66
- Woodfield, SC D+55
- Arcadia Lakes, SC D+19
- Columbia, SC D+6
- Forest Acres, SC D+10
- Pontiac, SC D+11
- Elgin, SC D+4
- Smallwood, SC D+6
Cities with Similar Populations
- Dickeyville, WI R+32
- Grenada, CA R+44
- Corinth, ME R+39
- Bloomfield, NE R+58
- Pepin, WI R+21
- Celestine, IN R+57
- Lakewood Club, MI R+25
- Dozier, AL R+74
- Larwill, IN R+59
- Grandview, TN R+67
All Local Stats
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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.