Great Falls leans heavily Republican by roughly 32 points: about 34% of voters vote Democratic and 66% Republican.
About 71% of adults in Great Falls typically vote, above the U.S. average of about 62%. Among adults in Great Falls, ~24% vote Democratic, ~47% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Great Falls compares
Among cities within 25 miles, Great Falls leans more Republican than 25 of 50 neighbors.
Great Falls runs about 15 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Great Falls. The south side is the most Republican-leaning (R+46) and the north side is the least Republican-leaning (R+30), a spread of about 16 points.
Why Great Falls 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 Great Falls, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 87% of residents in Great Falls drive to work alone, about 13 points above the U.S. average of 74%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Great Falls, SC sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Great Falls looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Great Falls is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mitford, SC R+32
- Stover, SC R+15
- Fort Lawn, SC R+33
- Jones Crossroads, SC R+30
- Richburg, SC R+30
- Grace, SC R+20
- Blackstock, SC R+35
- Stoneboro, SC R+39
- Caskey, SC R+18
- Landsford, SC R+53
Cities with Similar Populations
- Oak Grove, LA R+73
- Burnettown, SC R+33
- Highland Lake, NJ R+17
- Fordyce, AR R+7
- Centreville, IL D+84
- Marietta, OK R+57
- Lindsay, OK R+68
- Jacksonville, OR R+6
- Sheffield, OH R+10
- Dumas, AR D+3
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.