U.S. measles cases surpass 4,000, with over 25 percent coming from Pennsylvania

North America Health Mon, 12 Oct 2026 21:33:12 GMT Moderate confidence — 71/100

measles cases this year have surpassed 4,000, with over 25 percent of the nation's reported infections coming from Pennsylvania, according to recently released data from the Centers of Disease Control and Prevention (CDC).
There are currently 4,080 measles cases reported across 47 states and Washington, D.

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measles cases this year have surpassed 4,000, with over 25 percent of the nation's reported infections coming from Pennsylvania, according to recently released data from the Centers of Disease Control and Prevention (CDC).
There are currently 4,080 measles cases reported across 47 states and Washington, D.

Sources: The Hill