Data · May 2026 data · 13-month trend
South Carolina Flood Insurance Costs
In May 2026, the average premium among South Carolina NFIP policies newly written or renewed that month was $675. Against a national average of $982, the state sits 31.3% lower. That represents a 7.3% increase year over year. 19,829 policies were written or renewed statewide that month; Laurens County was the priciest county at $2,340 on average.
What we measure: Average premium among policies newly written or renewed that month (NFIP transactions) — not the official in-force average. OpenFEMA transaction data is published on a lag of roughly two months; the latest period shown reflects that lag.
Key facts — May 2026
- Average premium
- $675
- Avg total cost (with fees)
- $884
- Change (year over year)
- +7.3%
- vs national average
- -31.3%
- Policies written or renewed
- 19,829
- Counties reporting
- 42
South Carolina trend, last 13 months
Average premium among policies newly written or renewed each month. Bars scale to the highest month shown.
| Month | Avg premium | Premium relative to highest month | Avg total cost | Policies |
|---|---|---|---|---|
| May 2025 | $629 | $830 | 21,474 | |
| June 2025 | $709 | $933 | 21,700 | |
| July 2025 | $762 | $1,004 | 19,376 | |
| August 2025 | $727 | $964 | 19,401 | |
| September 2025 | $772 | $1,021 | 17,475 | |
| October 2025 | $728 | $968 | 15,614 | |
| November 2025 | $740 | $981 | 11,674 | |
| December 2025 | $709 | $943 | 12,160 | |
| January 2026 | $742 | $979 | 10,766 | |
| February 2026 | $772 | $1,019 | 10,833 | |
| March 2026 | $714 | $945 | 16,994 | |
| April 2026 | $749 | $977 | 17,552 | |
| May 2026 | $675 | $884 | 19,829 |
County breakdown — May 2026
Sorted by average premium, highest first. Rows labeled with a FIPS code are reporting areas without a matched county name. Watch the policy count before reading much into small-county averages.
| County | Avg premium | Premium relative to highest county | Avg total cost | Policies |
|---|---|---|---|---|
| Laurens County | $2,340 | $2,879 | 5 | |
| Georgetown County | $1,581 | $2,014 | 635 | |
| Saluda County | $1,370 | $1,914 | 1 | |
| Oconee County | $1,280 | $1,807 | 2 | |
| Pickens County | $1,099 | $1,463 | 12 | |
| Marion County | $1,006 | $1,290 | 22 | |
| Charleston County | $999 | $1,300 | 5,060 | |
| Fairfield County | $999 | $1,302 | 13 | |
| Kershaw County | $988 | $1,302 | 28 | |
| Newberry County | $980 | $1,256 | 8 | |
| Anderson County | $977 | $1,315 | 5 | |
| Lancaster County | $947 | $1,215 | 18 | |
| Calhoun County | $906 | $1,141 | 1 | |
| Lexington County | $896 | $1,175 | 94 | |
| Richland County | $885 | $1,151 | 126 | |
| Greenville County | $867 | $1,147 | 95 | |
| Colleton County | $836 | $1,158 | 314 | |
| Cherokee County | $822 | $1,042 | 1 | |
| Spartanburg County | $798 | $1,041 | 16 | |
| Berkeley County | $797 | $1,052 | 611 | |
| Dorchester County | $782 | $1,026 | 203 | |
| Jasper County | $780 | $1,012 | 128 | |
| Florence County | $769 | $997 | 37 | |
| Orangeburg County | $735 | $1,044 | 15 | |
| FIPS 45000 | $734 | $955 | 13 | |
| Marlboro County | $734 | $938 | 2 | |
| Williamsburg County | $723 | $1,105 | 5 | |
| Abbeville County | $715 | $916 | 1 | |
| Darlington County | $685 | $925 | 10 | |
| Lee County | $669 | $861 | 1 | |
| Aiken County | $659 | $866 | 41 | |
| Hampton County | $655 | $845 | 10 | |
| York County | $653 | $863 | 45 | |
| Beaufort County | $650 | $874 | 4,394 | |
| Sumter County | $611 | $851 | 27 | |
| Greenwood County | $562 | $735 | 2 | |
| Clarendon County | $549 | $832 | 2 | |
| Dillon County | $498 | $660 | 4 | |
| Bamberg County | $444 | $595 | 3 | |
| Horry County | $367 | $476 | 7,763 | |
| Allendale County | $353 | $489 | 1 | |
| Chesterfield County | $114 | $207 | 1 |
Use this data
Download South Carolina CSV (south-carolina.csv) — free to reuse with attribution. Read the full methodology for formulas, update cadence, and limitations. Source: FEMA OpenFEMA NFIP policy transaction data (FimaNfipPolicies).
"South Carolina Flood Insurance Costs." Out of the Storm News Flood Insurance Cost Index, May 2026, based on FEMA OpenFEMA NFIP policy transaction data. https://outofthestormnews.com/flood-insurance/costs/south-carolina
Related guides
Editorial context for reading these numbers — how NFIP coverage and pricing work in practice, and what a flood map does and doesn’t tell you.