Statistics and Maps - 2020
CDC Disease 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 December 23, 2020
- This webpage contains provisional data reported to ArboNET for 2020.
US States
- 295 dengue cases reported
US Territories
- 592 dengue cases reported
States and territories reporting dengue cases – United States, 2020 (as of December 23, 2020)

*CDC reports provisional dengue case counts reported to ArboNET for the United States and its territories on the first Thursday of each month.
Table 1: Dengue cases reported to ArboNET by state or territory of residence – United States, 2020 (as of December 23, 2020)
Travel-associated cases No. (%) |
Locally-transmitted cases No. (%) |
|
---|---|---|
State | (N=218) | (N=77) |
Arizona | 4 (2) | 0 (0) |
Arkansas | 1 (0) | 0 (0) |
California | 49 (22) | 0 (0) |
Colorado | 4 (2) | 0 (0) |
Delaware | 1 (0) | 0 (0) |
District of Columbia | 2 (1) | 0 (0) |
Florida | 31 (14) | 69 (90) |
Georgia | 1 (0) | 0 (0) |
Hawaii | 5 (2) | 0 (0) |
Idaho | 1 (0) | 0 (0) |
Illinois | 7 (3) | 0 (0) |
Indiana | 2 (1) | 0 (0) |
Iowa | 1 (0) | 0 (0) |
Louisiana | 3 (1) | 0 (0) |
Maryland | 3 (1) | 0 (0) |
Massachusetts | 9 (4) | 0 (0) |
Michigan | 1 (0) | 0 (0) |
Missouri | 3 (1) | 0 (0) |
Nebraska | 3 (1) | 0 (0) |
Nevada | 2 (0) | 0 (0) |
New Jersey | 2 (1) | 0 (0) |
New Mexico | 1 (0) | 0 (0) |
New York | 4 (2) | 0 (0) |
North Carolina | 5 (2) | 0 (0) |
Ohio | 2 (1) | 0 (0) |
Oregon | 9 (4) | 0 (0) |
Pennsylvania | 3 (1) | 0 (0) |
South Carolina | 2 (1) | 0 (0) |
South Dakota | 1 (0) | 0 (0) |
Tennessee | 1 (0) | 0 (0) |
Texas | 34 (16) | 8 (10) |
Utah | 2 (1) | 0 (0) |
Virginia | 5 (2) | 0 (0) |
Washington | 8 (4) | 0 (0) |
Wisconsin | 6 (3) | 0 (0) |
Travel-associated cases No. (%) |
Locally-transmitted cases No. (%) |
|
Territories | (N=1) | (N=591) |
Guam | 0 (0) | 2 (<1) |
Puerto Rico | 1 (100) | 589 (99) |
Page last reviewed: December 23, 2020