Updated April 2026
Flood Risk in South Carolina
South Carolina has 47 counties with flood risk data, 1.1K total NFIP flood insurance claims, and an average risk score of 15 out of 100.
47
Counties
1.1K
NFIP Claims
$32,548,540
Total Payouts
15
Avg Risk Score
Grade Distribution
A
47
counties
B
0
counties
C
0
counties
D
0
counties
F
0
counties
Riskiest in South Carolina
| County | Grade | Score |
|---|---|---|
| Calhoun | A | 18 |
| Colleton | A | 18 |
| Williamsburg | A | 18 |
| Darlington | A | 17 |
| Dillon | A | 17 |
Safest in South Carolina
| County | Grade | Score |
|---|---|---|
| Richland | A | 9 |
| Beaufort | A | 10 |
| Lexington | A | 10 |
| Dorchester | A | 11 |
| Catawba Indian Nation | A | 12 |
All 47 Counties in South Carolina
Sorted by flood risk score, highest to lowest.
| # | County | Grade | Score | Claims | Payouts | Disasters |
|---|---|---|---|---|---|---|
| 1 | Calhoun | A | 18 | 0 | $0 | 19 |
| 2 | Colleton | A | 18 | 30 | $347,508 | 17 |
| 3 | Williamsburg | A | 18 | 6 | $225,780 | 19 |
| 4 | Darlington | A | 17 | 1 | $31,200 | 17 |
| 5 | Dillon | A | 17 | 3 | $179,534 | 18 |
| 6 | Florence | A | 17 | 17 | $238,011 | 17 |
| 7 | Kershaw | A | 17 | 3 | $31,510 | 17 |
| 8 | Marion | A | 17 | 14 | $594,991 | 18 |
| 9 | Orangeburg | A | 17 | 3 | $217,374 | 18 |
| 10 | Sumter | A | 17 | 9 | $112,408 | 17 |
| 11 | Horry | A | 17 | 243 | $12,480,379 | 20 |
| 12 | Allendale | A | 16 | 0 | $0 | 15 |
| 13 | Bamberg | A | 16 | 0 | $0 | 15 |
| 14 | Chesterfield | A | 16 | 1 | $14,054 | 16 |
| 15 | Clarendon | A | 16 | 1 | $3,100 | 16 |
| 16 | Jasper | A | 16 | 3 | $17,716 | 15 |
| 17 | Lancaster | A | 16 | 1 | $40,481 | 15 |
| 18 | Lee | A | 16 | 0 | $0 | 16 |
| 19 | Marlboro | A | 16 | 0 | $0 | 16 |
| 20 | Barnwell | A | 15 | 0 | $0 | 13 |
| 21 | Fairfield | A | 15 | 2 | $51,471 | 13 |
| 22 | Hampton | A | 15 | 0 | $0 | 13 |
| 23 | Spartanburg | A | 15 | 4 | $301,534 | 13 |
| 24 | Georgetown | A | 15 | 105 | $3,444,655 | 19 |
| 25 | Aiken | A | 14 | 2 | $9,456 | 12 |
| 26 | Berkeley | A | 14 | 25 | $513,280 | 18 |
| 27 | Cherokee | A | 14 | 0 | $0 | 12 |
| 28 | Chester | A | 14 | 0 | $0 | 12 |
| 29 | Greenville | A | 14 | 9 | $385,667 | 12 |
| 30 | Newberry | A | 14 | 1 | $10,313 | 12 |
| 31 | York | A | 14 | 0 | $0 | 12 |
| 32 | Abbeville | A | 13 | 0 | $0 | 11 |
| 33 | Anderson | A | 13 | 1 | $0 | 11 |
| 34 | Edgefield | A | 13 | 1 | $18,774 | 11 |
| 35 | Greenwood | A | 13 | 0 | $0 | 11 |
| 36 | Laurens | A | 13 | 0 | $0 | 11 |
| 37 | McCormick | A | 13 | 0 | $0 | 11 |
| 38 | Oconee | A | 13 | 0 | $0 | 11 |
| 39 | Pickens | A | 13 | 3 | $312,024 | 11 |
| 40 | Saluda | A | 13 | 0 | $0 | 11 |
| 41 | Union | A | 13 | 0 | $0 | 11 |
| 42 | Charleston | A | 13 | 304 | $5,758,588 | 17 |
| 43 | Catawba Indian Nation | A | 12 | 0 | $0 | 8 |
| 44 | Dorchester | A | 11 | 24 | $402,215 | 16 |
| 45 | Beaufort | A | 10 | 169 | $3,426,734 | 15 |
| 46 | Lexington | A | 10 | 29 | $829,180 | 14 |
| 47 | Richland | A | 9 | 47 | $2,550,603 | 16 |