Reference only. Data sourced from HUD/FHFA (2025). This site is a private entity and not affiliated with any government agency.
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Flood Risk
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South Carolina
Flood risk by county
National Risk Index scores attached to every county calculator.
County
Risk
Score
Details
Abbeville County
Very High
98
View
Aiken County
Low
24
View
Allendale County
Very High
98
View
Anderson County
Moderate
49
View
Bamberg County
Very High
98
View
Barnwell County
Very High
98
View
Beaufort County
Moderate
51
View
Berkeley County
Moderate
33
View
Calhoun County
Moderate
35
View
Charleston County
Moderate
33
View
Cherokee County
Moderate
47
View
Chester County
Moderate
33
View
Chesterfield County
Very High
98
View
Clarendon County
Very High
89
View
Colleton County
Very High
98
View
Darlington County
Moderate
45
View
Dillon County
Very High
98
View
Dorchester County
Moderate
33
View
Edgefield County
Low
24
View
Fairfield County
Moderate
35
View
Florence County
Moderate
45
View
Georgetown County
Moderate
47
View
Greenville County
Moderate
49
View
Greenwood County
Moderate
49
View
Hampton County
Very High
98
View
Horry County
High
69
View
Jasper County
Moderate
51
View
Kershaw County
Moderate
35
View
Lancaster County
Moderate
33
View
Laurens County
Moderate
49
View
Lee County
Very High
98
View
Lexington County
Moderate
35
View
Marion County
Very High
98
View
Marlboro County
Low
27
View
Mccormick County
Very High
98
View
Newberry County
High
70
View
Oconee County
Very High
85
View
Orangeburg County
High
73
View
Pickens County
Moderate
49
View
Richland County
Moderate
35
View
Saluda County
Moderate
35
View
Spartanburg County
Very High
87
View
Sumter County
Very High
89
View
Union County
Very High
92
View
Williamsburg County
Very High
98
View
York County
Moderate
33
View