Westminster is a Republican stronghold. About 14% of voters here vote Democratic and 86% Republican.
About 73% of adults in Westminster typically vote, above the U.S. average of about 62%. Among adults in Westminster, ~10% vote Democratic, ~63% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Westminster compares
Among cities within 25 miles, Westminster leans more Republican than 44 of 53 neighbors.
Westminster runs about 54 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Westminster. The west side is the most Republican-leaning (R+79) and the east side is the least Republican-leaning (R+64), a spread of about 15 points.
Why Westminster leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Westminster. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Westminster, SC sits above the national average on this measure.
Why turnout in Westminster looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Westminster 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
- Percival Crossroads, SC R+84
- Walhalla, SC R+58
- Seneca, SC R+44
- Gumlog, GA R+70
- Fair Play, SC R+71
- Whitworth, GA R+69
- West Union, SC R+61
- Martin, GA R+64
- Avalon, GA R+66
- Long Creek, SC R+55
Cities with Similar Populations
- Fort Morgan, CO R+23
- New Albany, MS R+49
- Dubois, PA R+35
- Hawaiian Gardens, CA D+27
- Fort Hunt, VA D+38
- Huntingdon, PA R+23
- Milford, PA R+23
- Columbia Falls, MT R+38
- Manorville, NY R+28
- East Bridgewater, MA R+10
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.