(ABC 6 News) — New CDC data shows there have been almost 1300 confirmed cases of measles nationwide this year. That is the highest number in more than three decades, and it is a big spike from last year’s roughly 300 cases.

The United States has recorded 1,288 measles cases so far this year, the highest total in 33 years, according to Centers for Disease Control and Prevention data out Wednesday.  Just over halfway through 2025,

The US Centers for Disease Control and Prevention on Wednesday tallied the highest number of US measles cases since the disease was declared eliminated a quarter-century ago, just as a key Senate committee split the vote to advance President Donald Trump’s nominee to lead the public health agency.

The U.S. is having the worst measles outbreak in decades. Here’s what experts recommend you do to avoid getting sick.

Measles was considered eradicated in the United States in 2000. For the first time in 25 years, cases have reached a new high.

Cases are rising in the U.S., but the CDC says most people who bring measles into the U.S. are unvaccinated residents who traveled internationally.

Los Angeles, Orange, Riverside and San Bernardino counties have reported eight cases so far this year compared to 10 total in 2024.