Lake Wylie leans Republican by roughly 24 points: about 38% of voters vote Democratic and 62% Republican.
About 90% of adults in Lake Wylie typically vote, above the U.S. average of about 62%. Among adults in Lake Wylie, ~34% vote Democratic, ~56% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Lake Wylie compares
Among cities within 25 miles, Lake Wylie leans more Republican than 26 of 60 neighbors.
Lake Wylie runs about 6 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Lake Wylie. The southeast side is the most Republican-leaning (R+36) and the west side is the least Republican-leaning (R+20), a spread of about 16 points.
Why Lake Wylie 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 Lake Wylie, not a ranked or complete list of what matters most.
Lake Wylie votes Republican even though it is densely developed (about 55%, far above the South Carolina average of 24%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 77% of households in Lake Wylie are family households, above 83% of cities.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; Lake Wylie, SC sits in the top tenth nationally on this measure.
Why turnout in Lake Wylie looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Lake Wylie 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 71%, about 11 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Lake Wylie have completed high school, above 95% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Springwood, NC R+30
- Tega Cay, SC R+17
- Clover, SC R+44
- Dixie, NC D+7
- Belmont, NC R+20
- Cramerton, NC R+24
- Fort Mill, SC R+16
- York, SC R+35
- McAdenville, NC R+20
- Gastonia, NC Even
Cities with Similar Populations
- Great Lakes, IL D+35
- Nashville, NC R+13
- Marumsco, VA D+23
- Lexington, TN R+58
- Hopatcong, NJ R+16
- Channahon, IL R+25
- Greece, NY Even
- Huffman, TX R+61
- Saraland, AL R+50
- Smithfield, RI Even
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.