CDC Says Measles Cases Confirmed in 19 States This Year

The agency says that more than 483 cases have been confirmed this year. There were 285 cases reported in all of 2024.

This undated image made available by the Centers for Disease Control and Prevention on Feb. 4, 2015, shows an electron microscope image of a measles virus particle. The Canadian Press/AP-Cynthia Goldsmith/Centers for Disease Control and Prevention via AP

Measles cases have risen across the United States, with cases reported in 19 states in 2025, according to data posted by the U.S. Centers for Disease Control and Prevention on Friday.

At least 483 cases have been confirmed in Alaska, California, Florida, Georgia, Kansas, Kentucky, Maryland, Michigan, Minnesota, New Jersey, New Mexico, New York, Ohio, Pennsylvania, Rhode Island, Tennessee, Texas, Vermont, and Washington, according to the CDC update.