The United States reports more than 4,400 measles cases in 2026, a level not seen since 1991, as the outbreak continues to expand. CDC data cited by multiple outlets show the total rises quickly, with one report putting the figure at 4,410 cases as of a CDC update.

Outlets also describe the potential scale of the outbreak in the coming year. Newsweek reports expert estimates that cases could reach about 6,500 in 2026, linking the projection to ongoing vaccine hesitancy. The Hill similarly notes that the year’s totals are already far above last year’s 2,289 confirmed cases. Al Jazeera adds that CDC figures include hundreds of hospitalisations—451—while health officials broaden vaccination and response efforts.

Across coverage, the core point is consistent: confirmed measles infections have surged well beyond previous recent totals, prompting intensified public health action as officials work to prevent further spread.