Tularemia Data and Statistics

Key points

  • In the United States, naturally occurring infections have been reported from all states except Hawaii.
  • Tularemia is more common in males and more commonly occurs during the months of May through September.
Map of the United States showing cases of tularemia in 2023

Map of Reported Cases - U.S. 2023

Tularemia has been reported from all states except Hawaii but is most common in the south-central United States, the Pacific Northwest, and parts of Massachusetts, including Martha’s Vineyard.

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Map of the U.S. showing states with reported cases of Tularemia in 2023.
Map of the U.S. showing states with reported cases of Tularemia in 2023.

Table of Reported Cases of Tularemia in the United States in 2023

Yearly Reported Cases - U.S. 1950-2023

Tularemia was much more common in the early part of the 20th century than it is now.

Age & Sex Reported Cases - U.S. 2001-2023

Tularemia is more common in males, possibly because of a greater likelihood of exposure through hunting and landscaping. Tularemia occurs in people of all ages, but is most common in children.

Monthly Reported Cases - U.S. 2001-2023

Tularemia is more common in the months of May through September. Bites from infected ticks or deer flies usually occur in the summer months, but illness due to animal handling and hunting can occur at any time of the year.

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Content Source:
National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)