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Charles, MD

Flood Risk Score: 20/100 · Rank #203 of 3,277 counties

Charles County in Maryland has 10 FEMA disaster declarations on record covering 1972–2012, most recently Hurricane Sandy on Nov 20, 2012 (DR-4091). Its flood risk grade is A (Low risk), ranking #203 of 3,277 U.S. counties, with 15 NFIP flood insurance claims totaling $217,534 in payouts. Flood risk is relatively low compared to the national average.

20
Risk Score
15
NFIP Claims
$217,534
Total Payouts
10
Disasters
$14,502
Avg Claim
15
Active Policies

FEMA Disaster Declarations in Charles County

The 10 most recent federally declared disasters affecting Charles County, MD (1972–2012). Total declarations on record: 10.

DeclaredIncident TypeTitleFEMA Disaster #
Nov 20, 2012HurricaneHurricane SandyDR-4091
Oct 28, 2012HurricaneHurricane SandyDR-3349
Oct 5, 2011FloodRemnants of Tropical Storm LeeDR-4038
Sep 16, 2011HurricaneHurricane IreneDR-4034
Aug 27, 2011HurricaneHurricane IreneDR-3335
Sep 13, 2005HurricaneHurricane Katrina EvacuationDR-3251
Sep 19, 2003HurricaneHurricane IsabelDR-1492
Sep 24, 1999HurricaneHurricane Floyd Major Disaster DeclarationsDR-1303
Oct 4, 1975FloodHeavy Rains & FloodingDR-489
Jun 23, 1972FloodTropical Storm AgnesDR-341

Score Breakdown

The composite score of 20 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
21
Claim Severity
20%
0
Year-over-Year Trend
15%
100

Other Counties in Maryland

CountyGradeScoreClaimsDisasters
CalvertA201510
TalbotA20199
CecilB211411
DorchesterA19268
BaltimoreA195911
Anne ArundelA196410
View All Counties in Maryland

Frequently Asked Questions

How many FEMA disaster declarations does Charles County, MD have?

Charles County, MD has 10 federal disaster declarations on FEMA record (1972–2012). The 5 most recent are: Hurricane Sandy (declared Nov 20, 2012, DR-4091); Hurricane Sandy (declared Oct 28, 2012, DR-3349); Remnants of Tropical Storm Lee (declared Oct 5, 2011, DR-4038); Hurricane Irene (declared Sep 16, 2011, DR-4034); Hurricane Irene (declared Aug 27, 2011, DR-3335). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Charles County, MD?

Charles County is graded A (composite score 20/100, low risk). It ranks #203 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Charles County?

15 NFIP flood insurance claims have been filed in Charles County, MD, totaling $217,534 in payouts. The average claim is $14,502. Source: FEMA FimaNfipClaims v2 dataset.

Has Charles County, MD had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Charles County was Hurricane Sandy on Nov 20, 2012 (DR-4091). The county has 10 declared disasters in the OpenFEMA record covering 1972–2012.

For this entity, the underlying data on this page comes from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.

The methodology behind every numeric value on this page is publicly documented on the FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.

For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.

Source: FEMA OpenFEMA datasets, 2026.