Measles confirmed in Wyoming’s Teton County as summer crowds flock to national parks

By: Katie Klingsporn

Outlets: Idaho Capital Sun

Published: July 1, 2026

Words: 495

Last Updated: 3 weeks ago


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This story was first published by WyoFile on June 30, 2026.

After confirming a case of measles in an unvaccinated adult in Teton County, Wyoming health officials are warning the public about possible exposure at locations in Grand Teton National Park and Jackson.

The news comes as summer crowds flood the region with tourists from around the world.

The public may have been exposed between June 17-25 at several locations in Teton County, according …

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