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.
This webpage contains final data reported to ArboNET for 2020.

US States

US Territories

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=352)	(N=83)
Arizona	4 (1)	0 (0)
Arkansas	1 (0)	0 (0)
California	86 (24)	0 (0)
Colorado	4 (1)	0 (0)
Connecticut	7 (2)	0 (0)
Delaware	1 (0)	0 (0)
District of Columbia	2 (1)	0 (0)
Florida	40 (11)	71 (86)
Hawaii	5 (1)	0 (0)
Idaho	1 (0)	0 (0)
Illinois	18 (5)	0 (0)
Indiana	3 (1)	0 (0)
Iowa	1 (0)	0 (0)
Kansas	2 (1)	0 (0)
Kentucky	1 (0)	0 (0)
Louisiana	3 (1)	0 (0)
Maryland	3 (1)	0 (0)
Massachusetts	10 (3)	0 (0)
Michigan	2 (1)	0 (0)
Missouri	3 (1)	0 (0)
Nebraska	3 (1)	0 (0)
Nevada	4 (1)	0 (0)
New Hampshire	1 (0)	0 (0)
New Jersey	2 (1)	0 (0)
New Mexico	1 (0)	0 (0)
New York	41 (12)	0 (0)
North Carolina	6 (2)	0 (0)
Ohio	2 (1)	0 (0)
Oklahoma	2 (1)	0 (0)
Oregon	8 (2)	0 (0)
Pennsylvania	4 (1)	0 (0)
Rhode Island	1 (0)	0 (0)
South Carolina	2 (1)	0 (0)
South Dakota	2 (1)	0 (0)
Tennessee	1 (0)	0 (0)
Texas	50 (14)	12 (14)
Utah	3 (1)	0 (0)
Virginia	6 (2)	0 (0)
Washington	8 (2)	0 (0)
Wisconsin	8 (2)	0 (0)

	Travel-associated cases No. (%)	Locally-transmitted cases No. (%)
Territories	(N=2)	(N=780)
Guam	0 (0)	2 (<1)
Puerto Rico	2 (100)	778 (99)

Page last reviewed: January 7, 2022