New measles cases decline in Ontario as school year ends, but officials turn attention to summer camps
- Ontario reported a decrease in new measles cases as of June 26, 2025, while Alberta recorded an increase in infections over the past week.
- The measles outbreak began in Ontario in October 2024 and has totaled 2,212 cases, with 1,078 cases since March when outbreaks spread further in the province.
- Southwestern Public Health, the outbreak's epicenter for months, reported one new case and most infections have concentrated in northern Ontario for four consecutive weeks.
- Health officials reported 107 hospitalizations of infants, children, and teenagers in Ontario, including one premature infant infected in utero who died, with most cases among unvaccinated children.
- Officials held a mid-May meeting between Ontario’s top doctor and the Camps Association to review outbreak protocols, and local health units require unvaccinated close contacts at camps to isolate for 21 days.
27 Articles
27 Articles

New measles cases decline in Ontario as school year ends, but officials turn attention to summer camps
TORONTO - New measles cases have decreased in Ontario over the past week as health officials report 33 additional infections.
TORONTO — As the school year comes to an end, Ontario's public health officials focus on measles prevention in summer camps. The number of new cases of this highly contagious disease has decreased in Ontario over the past week, with the province reporting 33 additional infections, compared to 96 the previous week and 74 on June 12. The data published on Thursday brings the total number of infections in Ontario to 2212 since the outbreak began in…
New measles cases decline in Ontario as school year ends, but officials turn attention to summer camps – 105.9 The Region
TORONTO — New measles cases have decreased in Ontario over the past week as health officials report 33 additional infections. That’s compared to 96 new cases in the province the previous week, and 74 on June 12. The data released today brings the total number of infections in Ontario to 2,212 since an outbreak began in October. And as the school year comes to a close, health officials are turning their attention to preventing the highly contagio…
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