In a follow-up on the measles situation in Mexico in 2025, the Mexico Ministry of Health reports as of October 24, 2025, 5,053 confirmed cases of measles in the country.
Based on the distribution of cases by state and municipality, 25 states and 127 municipalities have confirmed cases of measles.
The states with the most confirmed cases are Chihuahua (4,414 cases), Jalisco (127), Michoacán (108), Sonora (101), and Guerrero (91). These five states account for approximately 96% of the country’s total cases, and the state of Chihuahua alone accounts for approximately 88%.
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The first measles case in Mexico was reported the last week of January.
Concerning fatalities, twenty-three deaths have been recorded- Chihuahua (21 deaths), Sonora (1) and the latest in Durango (1).
Elsewhere in North America, Canada has reported a total of 5,090 measles cases (4,729 confirmed, 361 probable) have been reported by 10 jurisdictions (Alberta, British Columbia, Manitoba, New Brunswick, Northwest Territories, Nova Scotia, Ontario, Prince Edward Island, Quebec, Saskatchewan), as of October 11, 2025.
There have been two deaths reported in Canada (one from Alberta and one from Ontario), both of which occurred in congenital cases of measles who were born pre-term.
As of October 21, 2025, a total of 1,618 confirmed measles cases were reported in the United States. Among these, 1,595 measles cases were reported by 42 jurisdictions. A total of 23 measles cases were reported among international visitors to the U.S.
There have been 3 confirmed deaths from measles.