A young child has died of measles in Ontario, marking the first death in the province from the highly contagious virus in more than 10 years, a Public Health Ontario report confirms.

The child, who was under the age of five, was not immunized against the virus, according to the report, which was published on Thursday.

The report also confirms this is the first measles death in the province in more than a decade.

Public Health Ontario says that there have been 22 confirmed cases of measles reported in the province in 2024. Of those individuals, 13 were children and nine were adults. Four of the adults were previously immunized, two were unimmunized, and two had an unknown immunization status.