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Harrison, TX

Flood Risk Score: 14/100 · Rank #638 of 3,277 counties

Harrison County in Texas has 12 FEMA disaster declarations on record covering 1966–2024, most recently Hurricane Beryl on Jul 9, 2024 (DR-4798). Its flood risk grade is A (Low risk), ranking #638 of 3,277 U.S. counties, with 17 NFIP flood insurance claims totaling $469,359 in payouts. Flood risk is relatively low compared to the national average.

14
Risk Score
17
NFIP Claims
$469,359
Total Payouts
12
Disasters
$27,609
Avg Claim
17
Active Policies

FEMA Disaster Declarations in Harrison County

The 12 most recent federally declared disasters affecting Harrison County, TX (1966–2024). Total declarations on record: 12.

DeclaredIncident TypeTitleFEMA Disaster #
Jul 9, 2024HurricaneHurricane Beryl DR-4798
Aug 24, 2020HurricaneTropical Storms Marco and LauraDR-3540
Apr 25, 2016FloodSevere Storms and Flooding DR-4269
Mar 19, 2016FloodSevere Storms, Tornadoes, and FloodingDR-4266
Sep 13, 2008HurricaneHurricane IkeDR-1791
Sep 10, 2008HurricaneHurricane IkeDR-3294
Sep 24, 2005HurricaneHurricane Rita DR-1606
Sep 21, 2005HurricaneHurricane RitaDR-3261
Sep 2, 2005HurricaneHurricane Katrina EvacuationDR-3216
Jun 9, 2001Coastal StormTx-Tropical Storm Allison-06-06-2001DR-1379
Apr 23, 1989FloodSevere Storms & FloodingDR-823
May 12, 1966FloodSevere Storms & FloodingDR-218

Score Breakdown

The composite score of 14 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
26
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Texas

CountyGradeScoreClaimsDisasters
AransasA1446422
CassA14112
San AugustineA14012
San PatricioA148124
MatagordaA149320
Jim WellsA141120
View All Counties in Texas

Frequently Asked Questions

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

Harrison County, TX has 12 federal disaster declarations on FEMA record (1966–2024). The 5 most recent are: Hurricane Beryl (declared Jul 9, 2024, DR-4798); Tropical Storms Marco and Laura (declared Aug 24, 2020, DR-3540); Severe Storms and Flooding (declared Apr 25, 2016, DR-4269); Severe Storms, Tornadoes, and Flooding (declared Mar 19, 2016, DR-4266); Hurricane Ike (declared Sep 13, 2008, DR-1791). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

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

Harrison County is graded A (composite score 14/100, low risk). It ranks #638 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 Harrison County?

17 NFIP flood insurance claims have been filed in Harrison County, TX, totaling $469,359 in payouts. The average claim is $27,609. Source: FEMA FimaNfipClaims v2 dataset.

Has Harrison County, TX had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Harrison County was Hurricane Beryl on Jul 9, 2024 (DR-4798). The county has 12 declared disasters in the OpenFEMA record covering 1966–2024.

The this entity record above pulls directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. What follows is the per-entity context — how this entity sits in the broader U.S. flood risk, NFIP claims, and disaster declarations distribution and which underlying factors drive the headline numbers.

Every number on this page links back to FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

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.