Statistics and Maps

Dengue cases in the US

  • Dengue virus disease became a nationally notifiable condition in 2010.
  • Cases are reported to CDC by state, territorial, and local health departments using standard case definitions.

Provisional data* as of September 4, 2019

  • This webpage contains provisional data reported to ArboNET for 2019.

US States

  • 408 dengue cases reported

US Territories

  • 6 dengue cases reported

States and territories reporting dengue cases – United States, 2019 (as of September 4, 2019)

Map of the United States showing  Laboratory-positive travel-associated and locally-acquired dengue cases. See table below.

*CDC reports provisional dengue case counts reported to ArboNET for the United States and its territories on the first Thursday of each month.

Guam and Northern Mariana Islands reported one travel-associated dengue case respectively.

Table 1: Dengue cases reported to ArboNET by state or territory of residence – United States, 2019 (as of September 4, 2019)

Laboratory-positive travel-associated and locally-acquired dengue cases from the 50 states and territories – United States
Travel-associated cases
No. (%)
Locally-transmitted cases
No. (%)
State  (N=404) (N=4)
Alabama 2 (0) 0 (0)
Arizona 6 (1) 0 (0)
California 69 (17) 0 (0)
Colorado 12 (3) 0 (0)
Connecticut 1 (0) 0 (0)
Delaware 1 (0) 0 (0)
District of Columbia 1 (0) 1^ (25)
Florida 122 (30) 3 (75)
Georgia 1 (0) 0 (0)
Hawaii 3 (1) 0 (0)
Idaho 1 (0) 0 (0)
Illinois 9 (2) 0 (0)
Indiana 7 (2) 0 (0)
Iowa 3 (1) 0 (0)
Kansas 2 (0) 0 (0)
Louisiana 2 (0) 0 (0)
Maine 1 (0) 0 (0)
Maryland 10 (2) 0 (0)
Massachusetts 6 (1) 0 (0)
Michigan 5 (1) 0 (0)
Missouri 2 (0) 0 (0)
Montana 3 (1) 0 (0)
Nebraska 1 (0) 0 (0)
Nevada 3 (1) 0 (0)
New Jersey 29 (7) 0 (0)
New Mexico 1 (0) 0 (0)
New York 31 (8) 0 (0)
North Carolina 4 (1) 0 (0)
Ohio 5 (1) 0 (0)
Oregon 7 (2) 0 (0)
Pennsylvania 10 (2) 0 (0)
Rhode Island 2 (0) 0 (0)
Tennessee 2 (0) 0 (0)
Texas 16 (4) 0 (0)
Utah 2 (0) 0 (0)
Vermont 1 (0) 0 (0)
Virginia 6 (1) 0 (0)
Washington 11 (3) 0 (0)
Wisconsin 4 (1) 0 (0)
Travel-associated cases
No. (%)
Locally-transmitted cases
No. (%)
Territories (N=3) (N=3)
Guam 1 (33) 0 (0)
Northern Mariana Islands 1 (33) 0 (0)
Puerto Rico 1 (33) 3 (100)

^Anti-DENV IgM antibody detected for this case may be a result of an infection that occurred during travel to a dengue-endemic country months prior to illness onset