Measles Cases Surge in South Carolina as Outbreak Spreads to Other States

The state health department says more than 400 people are in quarantine due to being exposed to measles.

A sign about measles in Seminole, Texas, on April 9, 2025. Brandon Bell/Getty Images

Over 100 new measles cases have been confirmed in South Carolina since Jan. 9, state officials said Tuesday.

The South Carolina Department of Public Health (DPH) in recent days reported 124 new cases in the state, an expansion of the largest current measles outbreak in the United States.