South Carolina Measles Outbreak Hits 434 Cases, Schools Quarantined as Spread Accelerates

South Carolina officials confirm the state’s measles outbreak has grown to 434 confirmed cases centered around Spartanburg County, a major escalation in the ongoing public health crisis.

This surge comes amid one of the worst measles periods in decades nationwide, with more than 2,000 U.S. cases in 2025 alone, and has prompted quarantines and exposure al…