Centers for Disease Control and Prevention (CDC): Measles Cases and Outbreaks

The CDC has released updated data on the current number of confirmed measles cases in the United States. As of April 3, 2025, a total of 607 confirmed measles cases were reported by 22 jurisdictions: Alaska, California, Colorado, Florida, Georgia, Kansas, Kentucky, Maryland, Michigan, Minnesota, New Jersey, New Mexico, New York City, New York State, Ohio, Pennsylvania, Rhode Island, Tennessee, Texas, Vermont, and Washington.

Access the recently updated data here.