The CDC has released updated data on the current number of confirmed measles cases in the United States. As of March 20, 2025, a total of 378 confirmed measles cases were reported by 18 jurisdictions: Alaska, California, Florida, Georgia, Kansas, Kentucky, Maryland, Michigan, New Jersey, New Mexico, New York City, New York State, Ohio, Pennsylvania, Rhode Island, Texas, Vermont, and Washington. 90% of the confirmed cases have been associated with one of three outbreaks.
Access the recently updated data here.