Flood Risk by County in South Carolina

South Carolina: 46 counties covered

Across 46 South Carolina counties with a FEMA flood score, the average national percentile is 63.8, but that average hides real spread between counties, which is why each one gets its own page rather than a single statewide number.

• Greenville County, 96th percentile, Relatively High
• Charleston County, 99.8th percentile, Very High
• Richland County, 94.6th percentile, Relatively High
• Horry County, 92th percentile, Relatively High
• Spartanburg County, 92.7th percentile, Relatively Moderate
• Lexington County, 90.6th percentile, Relatively Moderate
• York County, 90.2th percentile, Relatively Moderate
• Berkeley County, 80.7th percentile, Relatively Moderate
• Anderson County, 88.1th percentile, Relatively Moderate
• Beaufort County, 94.2th percentile, Relatively High
• Aiken County, 84.4th percentile, Relatively Moderate
• Dorchester County, 78.7th percentile, Relatively Moderate
• Pickens County, 84th percentile, Relatively Moderate
• Florence County, 82.6th percentile, Relatively Moderate
• Lancaster County, 81.3th percentile, Relatively Moderate
• Sumter County, 76.3th percentile, Relatively Moderate
• Orangeburg County, 75.8th percentile, Relatively Moderate
• Oconee County, 81.1th percentile, Relatively Moderate
• Kershaw County, 64.4th percentile, Relatively Low
• Laurens County, 71.9th percentile, Relatively Low
• Greenwood County, 66.2th percentile, Relatively Low
• Georgetown County, 86.4th percentile, Relatively High
• Darlington County, 64.2th percentile, Relatively Low
• Cherokee County, 72.5th percentile, Relatively Low
• Chesterfield County, 65.8th percentile, Relatively Low
• Colleton County, 78.2th percentile, Relatively Moderate
• Newberry County, 62.9th percentile, Relatively Low
• Jasper County, 59th percentile, Relatively Low
• Chester County, 41.7th percentile, Relatively Low
• Clarendon County, 50.2th percentile, Relatively Low
• Williamsburg County, 59.8th percentile, Relatively Low
• Edgefield County, 31.3th percentile, Very Low
• Marion County, 55.5th percentile, Relatively Low
• Dillon County, 61.5th percentile, Relatively Low
• Union County, 53.4th percentile, Relatively Low
• Marlboro County, 41th percentile, Relatively Low
• Abbeville County, 37.6th percentile, Relatively Low
• Barnwell County, 35th percentile, Relatively Low
• Fairfield County, 42.6th percentile, Relatively Low
• Saluda County, 46.6th percentile, Relatively Low
• Hampton County, 34.7th percentile, Very Low
• Lee County, 19.4th percentile, Very Low
• Calhoun County, 19.4th percentile, Very Low
• Bamberg County, 20.6th percentile, Very Low
• McCormick County, 16.8th percentile, Very Low
• Allendale County, 14.5th percentile, Very Low