OpenFEMA data as of Oct 29, 2026 5,286 declarations · 3,266 counties · 59 states & territories Advertise
State Disaster RecordUS declarations since 1953
  1. Home
  2. States
  3. Montana
  4. Jefferson County
FIPS 30043 · population 13,304 (2024)

Jefferson County, Montana

Jefferson County has been named in 11 federal declarations. Statewide declarations for Montana (30) are listed on the state page.

11declarations 7major disasters 2emergencies 1975first on record 2020latest

By hazard

Flood3
Fire3
Biological2
Severe Storm2
Hurricane1

By decade

11970s
11980s
11990s
32000s
32010s
22020s

Population: 12,082 in April 2020, 13,304 in July 2024 (Census Bureau estimates).

Declarations naming Jefferson County

DeclaredNumberTitleHazardProgramsFederal aid
Mar 31, 2020 DR-4508-MT COVID-19 Pandemic Biological IHPPAHM $92.9 million
Mar 13, 2020 EM-3476-MT COVID-19 Biological PA —
Apr 17, 2014 DR-4172-MT Ice Jams and Flooding Flood PAHM $2.1 million
Aug 29, 2012 FM-5008-MT Nineteen Mile Fire Fire PA $1.7 million
Jun 17, 2011 DR-1996-MT Severe Storms and Flooding Severe Storm IHPPAHM $56.3 million
Sep 13, 2005 EM-3253-MT Hurricane Katrina Evacuation Hurricane PA $119,960
Aug 30, 2000 DR-1340-MT Wildfires Fire IAHM $311,009
Jul 24, 2000 FM-2314-MT Mt - Central Zone 3B Fire Complex Fire PA $23.6 million
Feb 23, 1996 DR-1105-MT Severe Storms, Flooding, and Ice Jams Severe Storm PA —
May 27, 1981 DR-640-MT Severe Storms & Flooding Flood IAPA —
Jun 28, 1975 DR-472-MT Rains, Showmelt, Storms & Flooding Flood IAPA —