40 cases in the past 6 months.
Data as of Oct 3, 2026.
Maryland has recorded 40 measles cases in the past six months. Figures are compiled from state and local health departments, the CDC, and local news, and update automatically as new reports come in.
Cases (past 6 months)
Maryland confirmed 40 measles cases in 2026, per the state health department. Health officials issued an exposure warning after a person with measles visited several spots in Ocean City.
The Maryland Department of Health declared a measles outbreak in St. Mary's, Carroll and Cecil counties on Aug. 24. County totals: St. Mary's 13, Carroll 8, Cecil 5, Charles 1, Anne Arundel 2, Prince George's 1 (via the Maryland Association of Counties, quoting MDH).