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Harrison County, Mississippi

County-level FEMA declaration history, assistance rollups, and flood insurance context for Harrison County.

Total declarations
36
1965 to 2026
Tracked FEMA aid
$1.9B
PA + assistance signals
Most common type
Hurricane
127,587 registrations tracked
Most recent event
DR-4899
Feb 6, 2026
Cross-link

Need the flood-zone side of the story?

The same county on FloodZoneMap.org covers flood-zone context, map interpretation, and related flood insurance questions that sit adjacent to this disaster-history page.

Open FloodZoneMap.org
Federal spending

Public + individual assistance structure

Public assistance totals come from FEMA project-level obligations. Individual assistance totals prioritize the validated or intake totals without double counting both sources together.

Public assistance

Infrastructure repair, debris removal, emergency measures, and related project obligations.

Utilities$565.9M
Debris Removal$290.4M
Buildings and Equipment$288.2M
Parks, Recreational Facilities, and Other Items$152.9M
Emergency Protective Measures$71.1M
Roads and Bridges$32.2M
Water Control Facilities$3.1M
Management Costs$1.9M
Total PA obligated$1.4B

Individual assistance

Registrations, housing assistance, and other-needs dollars surfaced through the FEMA assistance datasets.

Tracked registrations127,587
IHP / household aid$515.3M
Housing assistance$344.1M
Other needs assistance$171.1M
NFIP claims paid$1.3B
Timeline

Every declaration on record for this county

Ordered newest to oldest so recent search intent is handled first, without losing the long historical tail.

HurricaneOct 2021Harrison County

HURRICANE IDA

DR-4626-MS · Aug 28, 2021 to Sep 1, 2021
$5.3MPA obligated
1,445Registrations
$2.8MHousehold aid
PA, HMPrograms
HurricaneDec 2020Harrison County

HURRICANE ZETA

DR-4576-MS · Oct 28, 2020 to Oct 29, 2020
$61.6MPA obligated
10,097Registrations
$11.0MHousehold aid
PA, HMPrograms
BiologicalMar 2020Harrison County

COVID-19

EM-3474-MS · Jan 20, 2020 to May 11, 2023
$0PA obligated
0Registrations
$0Household aid
PAPrograms
HurricaneNov 2017Harrison County

HURRICANE NATE

DR-4350-MS · Oct 6, 2017 to Oct 10, 2017
$1.9MPA obligated
0Registrations
$0Household aid
PA, HMPrograms
HurricaneAug 2012Harrison County

HURRICANE ISAAC

DR-4081-MS · Aug 26, 2012 to Sep 11, 2012
$8.0MPA obligated
5,309Registrations
$2.6MHousehold aid
PA, HMPrograms
HurricaneSep 2008Harrison County

HURRICANE GUSTAV

DR-1794-MS · Aug 28, 2008 to Sep 8, 2008
$4.4MPA obligated
1,055Registrations
$446KHousehold aid
IA, PA, HMPrograms
HurricaneAug 2005Harrison County

HURRICANE KATRINA

DR-1604-MS · Aug 29, 2005 to Oct 14, 2005
$1.3BPA obligated
108,051Registrations
$495.4MHousehold aid
IA, PA, HMPrograms
HurricaneSep 2004Harrison County

HURRICANE IVAN

DR-1550-MS · Sep 13, 2004 to Sep 20, 2004
$1.8MPA obligated
1,097Registrations
$688KHousehold aid
IA, PA, HMPrograms
About this county

Disaster history context for Harrison County

Harrison County, Mississippi has 36 FEMA disaster declarations on record, spanning from 1965 to 2026. The dominant hazard type is hurricane, followed by severe storm. That is above the Mississippi average of 26 declarations per county. Total tracked FEMA obligations for this county exceed $1.9B, split between public infrastructure repair and individual household assistance.

Public assistance covers debris removal, emergency protective measures, and infrastructure repair managed through FEMA project obligations. Individual assistance includes housing aid, other-needs grants, and validated registrations reported through the IHP datasets. These figures reflect what FEMA's open datasets report — actual disbursements to individuals and local agencies may differ from the obligation totals shown here.

The NFIP flood insurance section shows 18,339 claims and 0 active policies currently tracked for this county. Flood insurance claims and disaster declarations overlap but are not the same — a county can have significant flood claims without a major disaster declaration, and vice versa.