Lake Murray of Richland, SC Political Map | Democrat & Republican Areas in Lake Murray of Richland

By the BestNeighborhood data science team. Last updated May 2026.

Lake Murray of Richland leans Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.

 

About 84% of adults in Lake Murray of Richland typically vote, above the U.S. average of about 62%. Among adults in Lake Murray of Richland, ~29% vote Democratic, ~55% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.

How Lake Murray of Richland compares

Among cities within 25 miles, Lake Murray of Richland leans more Republican than 33 of 58 neighbors.

Lake Murray of Richland runs about 12 points more Republican than South Carolina as a whole.

Why Lake Murray of Richland 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 Murray of Richland, not a ranked or complete list of what matters most.

Lake Murray of Richland votes Republican even though it is densely developed (about 38%, modestly above the South Carolina average of 24%). State and regional patterns outweigh the Democratic lean that density usually predicts here.

Cancer-screening access and voter turnout

Places with high colon-cancer-screening access tend to turn out at a higher rate; Lake Murray of Richland, SC sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.

Why turnout in Lake Murray of Richland looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Lake Murray of Richland 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 76%, about 16 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Lake Murray of Richland have completed high school, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.

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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.