Peak leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 77% of adults in Peak typically vote, above the U.S. average of about 62%. Among adults in Peak, ~29% vote Democratic, ~48% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Peak compares
Among cities within 25 miles, Peak leans more Republican than 34 of 54 neighbors.
Peak runs about 9 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Peak. The east side runs the most Democratic (D+52) and the west side runs the most Republican (R+57), a spread of about 109 points.
Why Peak 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 Peak, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 76% of households in Peak are family households, about 9 points above the U.S. average of 67%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Peak, SC sits in the top quarter nationally on this measure.
Why turnout in Peak looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Peak 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 70%, about 10 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 91% of households in Peak own their home, about 16 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Parr, SC R+31
- White Rock, SC R+34
- Little Mountain, SC R+50
- Chapin, SC R+40
- Jenkinsville, SC D+42
- Ballentine, SC R+25
- Lake Murray of Richland, SC R+30
- Richtex, SC D+16
- Slighs, SC R+46
- Dawkins, SC D+9
Cities with Similar Populations
- Troy Mills, IA R+11
- Glen Flora, WI R+41
- Ladora, IA R+48
- La Tour, MO R+62
- Holy Cross, IA R+44
- Fort Kent Village, ME R+28
- Sevastopol, IN R+65
- Pottersburg, OH R+49
- Williams, OK R+73
- Nisqually Indian Community, WA D+15
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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.