Five Teton County Measles Cases Confirmed by Wyoming Department of Health

July 14, 2026

Five Teton County Measles Cases Confirmed by Wyoming Department of Health

The Wyoming Department of Health (WDH) has confirmed two additional cases of measles in Teton County, bringing the statewide total to six. One case is an adult with no identified links to the previous three Teton County cases. The other case is an adult who had direct exposure to a previously identified case. This underscores the highly contagious nature of the measles virus. 

The public may have been exposed to measles at the following locations and times:

Target Jackson Hole, 510 S Highway 89, Jackson, Wyoming 83001

July 5, 2026, 7:00 AM through 7:00 PM

July 6, 2026, 7:00 AM through 7:00 PM

July 7, 2026, 7:00 AM through 7:00 PM

Smith’s Food and Drug, 1425 South Highway 89, Jackson, Wyoming 83001

July 8, 2026, 9:00 AM through noon

Measles is very contagious and can cause serious illness, including pneumonia, encephalitis, hospitalization, and death. Vaccination is the best way to prevent measles infection. For more information on measles, including case counts, exposure locations, and guidance on what to do if you have been exposed, visit https://health.wyo.gov/publichealth/infectious-disease-epidemiology-unit/disease/measles/.

For more information:

Monique McBride, Chief Policy & Communications Officer, monique.mcbride@wyo.gov