What is the current measles situation in Waukesha County, Wisconsin?

Waukesha County, Wisconsin, confirmed its first case of measles in 2026 on January 26, 2026.

How many measles cases have been reported in the U.S. in 2026?

As of January 22, 2026, there have been over 400 confirmed cases of measles across the U.S.

Is the U.S. still considered measles-free?

The ongoing nationwide outbreak, with over 400 cases as of January 22, 2026, threatens the U.S. measles-free designation, which has been held since 2000.

Home / Health / Wisconsin Reports First Measles Case of 2026

Wisconsin Reports First Measles Case of 2026

27 Jan

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Summary

Waukesha County, Wisconsin, confirmed its first measles case of 2026.
The case is linked to international travel amidst a growing U.S. outbreak.
Over 400 measles cases reported nationwide as of January 22, 2026.

Wisconsin Reports First Measles Case of 2026

Wisconsin health officials announced on Monday, January 26, 2026, that a person in Waukesha County has contracted measles. This marks the state's first reported case in 2026 and occurs as a significant nationwide outbreak escalates.

The identified case in Waukesha County is associated with international travel, according to the Wisconsin Department of Health Services. The agency has not yet released details regarding the individual's age, gender, or vaccination status.

Currently, no public exposure locations have been identified. Health departments in Waukesha County and at the state level are actively working to inform individuals who may have been exposed to the virus.