46 counties · FEMA NRI December 2025
South Carolina: home risks by county
4 of 46 South Carolina counties are rated Relatively High or Very High for overall risk relative to other US counties. Sort the table to compare disaster declarations, flood-insurance claims and typical first freeze.
| County | Overall risk ↓ | Declarations | Flood claims | First freeze | Top hazard | Zone | Radon |
|---|---|---|---|---|---|---|---|
| Charleston County | Relatively High | 27 | 19,289 | Dec 30 | Coastal flooding (Very High) | 3A | 3 |
| Horry County | Relatively High | 34 | 12,525 | Nov 20 | Hurricane (Very High) | 3A | 3 |
| Beaufort County | Relatively High | 24 | 4,968 | Dec 3 | Hurricane (Very High) | 2A | 3 |
| Berkeley County | Relatively High | 30 | 619 | Nov 27 | Hurricane (Very High) | 3A | 3 |
| Greenville County | Relatively Moderate | 26 | 857 | Nov 20 | Ice storm (Very High) | 3A | 1 |
| Dorchester County | Relatively Moderate | 26 | 779 | Nov 27 | Hurricane (Relatively High) | 3A | 3 |
| Richland County | Relatively Moderate | 26 | 1,360 | Nov 19 | Ice storm (Very High) | 3A | 3 |
| Georgetown County | Relatively Moderate | 30 | 4,748 | Dec 1 | Hurricane (Very High) | 3A | 3 |
| Lexington County | Relatively Moderate | 25 | 693 | Nov 7 | Ice storm (Very High) | 3A | 3 |
| Spartanburg County | Relatively Moderate | 25 | 158 | Nov 7 | Ice storm (Very High) | 3A | 2 |
| Florence County | Relatively Moderate | 28 | 399 | Nov 13 | Hurricane (Relatively High) | 3A | 3 |
| York County | Relatively Moderate | 22 | 77 | Nov 4 | Ice storm (Very High) | 3A | 2 |
| Orangeburg County | Relatively Moderate | 31 | 122 | Nov 19 | Hurricane (Relatively High) | 3A | 3 |
| Anderson County | Relatively Moderate | 21 | 39 | Nov 8 | Ice storm (Very High) | 3A | 2 |
| Oconee County | Relatively Moderate | 24 | 24 | Nov 11 | Cold wave (Relatively High) | 3A | 2 |
| Colleton County | Relatively Moderate | 28 | 766 | Nov 12 | Hurricane (Relatively High) | 3A | 3 |
| Dillon County | Relatively Moderate | 29 | 102 | Nov 10 | Hurricane (Relatively High) | 3A | 3 |
| Aiken County | Relatively Moderate | 24 | 42 | Nov 13 | Ice storm (Relatively High) | 3A | 3 |
| Williamsburg County | Relatively Moderate | 30 | 118 | Nov 6 | Hurricane (Relatively High) | 3A | 3 |
| Sumter County | Relatively Moderate | 28 | 292 | Nov 7 | Strong wind (Relatively High) | 3A | 3 |
| Marion County | Relatively Low | 28 | 492 | Nov 13 | Hurricane (Relatively High) | 3A | 3 |
| Lancaster County | Relatively Low | 24 | 34 | Nov 5 | Ice storm (Relatively High) | 3A | 3 |
| Jasper County | Relatively Low | 24 | 113 | Dec 3 | Hurricane (Relatively High) | 2A | 3 |
| Pickens County | Relatively Low | 26 | 63 | Nov 11 | Ice storm (Relatively High) | 3A | 2 |
| Clarendon County | Relatively Low | 26 | 43 | Nov 11 | Hurricane (Relatively High) | 3A | 3 |
| Laurens County | Relatively Low | 23 | 20 | Nov 2 | Cold wave (Relatively High) | 3A | 2 |
| Chesterfield County | Relatively Low | 26 | 13 | Nov 3 | Strong wind (Relatively High) | 3A | 3 |
| Greenwood County | Relatively Low | 20 | 43 | Nov 2 | Cold wave (Relatively High) | 3A | 3 |
| Darlington County | Relatively Low | 26 | 109 | Nov 13 | Hurricane (Relatively Moderate) | 3A | 3 |
| Cherokee County | Relatively Low | 24 | 6 | Oct 24 | Ice storm (Relatively High) | 3A | 2 |
| Kershaw County | Relatively Low | 28 | 122 | Nov 14 | Strong wind (Relatively High) | 3A | 3 |
| Hampton County | Relatively Low | 25 | 20 | Nov 26 | Hurricane (Relatively Moderate) | 3A | 3 |
| Newberry County | Relatively Low | 24 | 39 | Nov 7 | Ice storm (Relatively High) | 3A | 3 |
| Union County | Relatively Low | 23 | 1 | Oct 30 | Ice storm (Relatively High) | 3A | 3 |
| Marlboro County | Relatively Low | 26 | 24 | Nov 8 | Ice storm (Relatively High) | 3A | 3 |
| Bamberg County | Relatively Low | 28 | 33 | Nov 13 | Hurricane (Relatively Moderate) | 3A | 3 |
| Barnwell County | Relatively Low | 27 | 6 | Nov 13 | Hurricane (Relatively Moderate) | 3A | 3 |
| Abbeville County | Relatively Low | 21 | 2 | Nov 2 | Ice storm (Relatively High) | 3A | 2 |
| Chester County | Relatively Low | 23 | 8 | Nov 4 | Ice storm (Relatively High) | 3A | 3 |
| Fairfield County | Very Low | 23 | 75 | Nov 6 | Ice storm (Relatively High) | 3A | 3 |
| Saluda County | Very Low | 22 | 11 | Nov 4 | Ice storm (Relatively Moderate) | 3A | 3 |
| Lee County | Very Low | 25 | 16 | Nov 4 | Hurricane (Relatively Moderate) | 3A | 3 |
| Allendale County | Very Low | 25 | 6 | Nov 7 | Hurricane (Relatively Moderate) | 3A | 3 |
| Calhoun County | Very Low | 30 | 5 | Nov 19 | Hurricane (Relatively Low) | 3A | 3 |
| Edgefield County | Very Low | 22 | 18 | Dec 4 | Ice storm (Relatively Moderate) | 3A | 3 |
| McCormick County | Very Low | 21 | 2 | Nov 7 | Hurricane (Relatively Low) | 3A | 3 |
Ratings are relative to other US counties, not probabilities. Counties without a link have too little public data for a full profile.
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