Measles cases continue nationwide spread as South Carolina outbreak slows, Utah outbreak rises

There have been 1,362 confirmed measles cases nationwide this year, according to the latest data published today by the Centers for Disease Control and Prevention. Of those, 94% are associated with outbreaks. South Carolina and Utah currently have the largest ongoing measles outbreaks in the country. The South Carolina outbreak, which began in October 2025, has slowed in recent weeks and is at 996 cases as of today. Utah's outbreak, which began in June 2025, has risen to 405 cases as of March 10, marking an increase of 47 cases since last week.