Lancaster County, Pennsylvania confirmed seven new measles cases in a single week as of July 6, 2026 — the latest sign that the county's ongoing outbreak is not slowing down as summer reaches its midpoint. The state's Department of Health also reported two new cases in Chester County and one in Berks County during the same period, signaling that the virus is spreading outward from its original cluster.
As of July 8, 2026, the Pennsylvania DOH has confirmed 101 measles cases statewide — a number that already exceeds the full-year 2025 total by more than five times.