The number of measles cases in 2026 officially passed last year’s record.According to the latest CDC data, there have been 2,318 cases so far in 2026 — nearly 30 more cases than last year’s 2,289. This is the highest number of cases in one year since 1991, according to the CDC.

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Measles cases in the United States have just passed a "grim milestone", reaching numbers that haven't been seen in 35 years.

Measles vaccines helped the U.S. eliminate measles 26 years ago

2026 has become the worst year for measles since 1991