Measles cases in the United States have reached a record high since the infection was eliminated in 2000. Data published by the Johns Hopkins University Center for Outbreak Response Innovation (CORI) state that 1,285 measles cases have been reported in the U.S. in 2025.

U.S. measles cases hit 1,277—the worst outbreak since the disease was declared eliminated in 2000, surpassing 2019's peak.

With nearly six months left in the year, the total number of cases so far in 2025 has surpassed every year since 1992