Home / States / Texas / Galveston
B

Galveston, TX

Flood Risk Score: 21/100 · Rank #129 of 3,277 counties

Galveston County in Texas has 21 FEMA disaster declarations on record covering 1973–2024, most recently Hurricane Beryl on Jul 9, 2024 (DR-4798). Its flood risk grade is B (Moderate risk), ranking #129 of 3,277 U.S. counties, with 1.8K NFIP flood insurance claims totaling $145,478,114 in payouts. Flood risk is relatively low compared to the national average.

21
Risk Score
1.8K
NFIP Claims
$145,478,114
Total Payouts
21
Disasters
$81,046
Avg Claim
1.8K
Active Policies

FEMA Disaster Declarations in Galveston County

The 21 most recent federally declared disasters affecting Galveston County, TX (1973–2024). Total declarations on record: 21.

DeclaredIncident TypeTitleFEMA Disaster #
Jul 9, 2024HurricaneHurricane Beryl DR-4798
Dec 9, 2020HurricaneHurricane LauraDR-4572
Aug 24, 2020HurricaneTropical Storms Marco and LauraDR-3540
Jul 26, 2020HurricaneHurricane HannaDR-3530
Aug 25, 2017HurricaneHurricane HarveyDR-4332
Sep 13, 2008HurricaneHurricane IkeDR-1791
Sep 10, 2008HurricaneHurricane IkeDR-3294
Aug 29, 2008HurricaneHurricane GustavDR-3290
Aug 18, 2007HurricaneHurricane DeanDR-3277
Sep 24, 2005HurricaneHurricane Rita DR-1606
Sep 21, 2005HurricaneHurricane RitaDR-3261
Sep 2, 2005HurricaneHurricane Katrina EvacuationDR-3216
Jul 17, 2003HurricaneHurricane ClaudetteDR-1479
Sep 26, 2002Coastal StormTropical Storm FayDR-1434
Jun 9, 2001Coastal StormTx-Tropical Storm Allison-06-06-2001DR-1379
Oct 21, 1998FloodTx-Flooding 10/18/98DR-1257
Oct 18, 1994FloodSevere Thunderstorms and FloodingDR-1041
Aug 19, 1983HurricaneHurricane AliciaDR-689
Sep 25, 1979FloodSevere Storms & FloodingDR-603
Jul 28, 1979FloodStorms & Flash FloodsDR-595
Jul 11, 1973FloodSevere Storms & FloodingDR-398

Score Breakdown

The composite score of 21 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
15
Disaster Frequency
25%
45
Claim Severity
20%
14
Year-over-Year Trend
15%
7

Other Counties in Texas

CountyGradeScoreClaimsDisasters
FayetteB211711
San JacintoB213020
WalkerB213518
BurnetA20698
GrimesB231214
AustinB233614
View All Counties in Texas

Frequently Asked Questions

How many FEMA disaster declarations does Galveston County, TX have?

Galveston County, TX has 21 federal disaster declarations on FEMA record (1973–2024). The 5 most recent are: Hurricane Beryl (declared Jul 9, 2024, DR-4798); Hurricane Laura (declared Dec 9, 2020, DR-4572); Tropical Storms Marco and Laura (declared Aug 24, 2020, DR-3540); Hurricane Hanna (declared Jul 26, 2020, DR-3530); Hurricane Harvey (declared Aug 25, 2017, DR-4332). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Galveston County, TX?

Galveston County is graded B (composite score 21/100, moderate risk). It ranks #129 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 Galveston County?

1.8K NFIP flood insurance claims have been filed in Galveston County, TX, totaling $145,478,114 in payouts. The average claim is $81,046. Source: FEMA FimaNfipClaims v2 dataset.

Has Galveston County, TX had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Galveston County was Hurricane Beryl on Jul 9, 2024 (DR-4798). The county has 21 declared disasters in the OpenFEMA record covering 1973–2024.

this entity is one of the data points covered by this site’s U.S. flood risk, NFIP claims, and disaster declarations dataset. The detail above comes directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the context that follows situates the headline numbers against the broader distribution across U.S. ZIPs, counties, and states.

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.