Pennsylvania Reports Third Measles-Associated Death as Outbreak Reaches 676 Cases

September 14, 2026

PENNSYLVANIA — A 40-year-old woman from Jefferson County has died from complications associated with measles, marking the third measles-related death reported in Pennsylvania this year as the state continues to battle a rapidly expanding outbreak.


Jefferson County Coroner Greg Furlong announced the woman’s death Sunday, describing it as a heartbreaking loss and a reminder that measles can become a serious and potentially life-threatening illness. The woman died Saturday.


The death follows two measles-associated deaths reported in Lancaster County in August. Both involved infants who were too young to receive the routine measles vaccine. Pennsylvania’s Department of Health previously confirmed those two deaths as measles-associated.


The latest case comes as Pennsylvania’s measles outbreak continues to grow. As of September 11, the state had reported 676 confirmed measles cases across 37 counties, with 124 people hospitalized. The state reported 52 additional cases between September 9 and September 11.

Health officials have emphasized that measles is highly contagious and can cause serious complications, including severe respiratory illness, pneumonia and inflammation of the brain. The Pennsylvania Department of Health says two doses of the measles, mumps and rubella (MMR) vaccine provide about 97% protection against measles.


The Jefferson County case is also adding to an ongoing dispute between Pennsylvania health officials and the federal government over how measles-related deaths are classified and counted. While Pennsylvania has reported three measles-associated deaths this year, the Centers for Disease Control and Prevention has not included those deaths in its national tally. Federal officials have questioned the classification of the earlier deaths, while state authorities have maintained their findings.


The Pennsylvania Department of Health said it is reviewing the latest Jefferson County death in coordination with the coroner’s office and will provide additional information as it becomes available.
The outbreak is a significant public health concern because measles had been declared eliminated in the United States in 2000. The resurgence has renewed attention on vaccination rates, access to preventive care and the importance of quickly identifying and containing infections.


For Pennsylvania communities, the latest death serves as another warning that measles is not simply a childhood illness. Health officials continue to encourage eligible individuals to stay up to date on their MMR vaccinations and to seek medical guidance if they develop symptoms or believe they have been exposed.

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