Princeton is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 66% of adults in Princeton typically vote, near the U.S. average of about 62%. Among adults in Princeton, ~9% vote Democratic, ~58% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Princeton compares
Among cities within 25 miles, Princeton is the most Republican-leaning.
Princeton runs about 55 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Princeton. The southeast side is the most Republican-leaning (R+81) and the southwest side is the least Republican-leaning (R+69), a spread of about 12 points.
Why Princeton 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 Princeton, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 89% of residents in Princeton drive to work alone, about 15 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 79% of households in Princeton are family households, above 87% of cities.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Princeton, SC sits below the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Princeton looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Princeton 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
- Hickory Tavern, SC R+73
- Toney Creek, SC R+72
- Honea Path, SC R+63
- Ware Place, SC R+67
- Ware Shoals, SC R+54
- Donalds, SC R+56
- Gray Court, SC R+56
- Shoals Junction, SC R+52
- Mount Gallagher, SC R+63
- Belton, SC R+55
Cities with Similar Populations
- Cazenovia, WI R+20
- Tannersville, NY R+13
- Balaton, MN R+52
- Eldridge, MO R+69
- Dayton, WY R+61
- West Danville, VT R+7
- Grantwood Village, MO D+11
- South Fork, MO R+71
- Marcell, MN R+13
- Upsala, MN R+74
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.