In 2025, the number of confirmed measles cases varies by region:
- In the United States, as of May 15, 2025, there have been 1,024 confirmed measles cases reported across 31 jurisdictions, with 14 outbreaks identified this year
. Earlier in the year, as of March 27, 2025, 483 cases were reported by 20 jurisdictions, indicating an increase over time
- In the WHO Region of the Americas, a total of 2,318 measles cases were confirmed from January 1 to April 18, 2025, across six countries including the U.S., Canada, Mexico, Brazil, Argentina, and Belize. The U.S. accounted for 800 of these cases
- Globally, some countries have experienced large outbreaks, with Yemen reporting 10,487 cases, Pakistan 8,895, and India 8,397 cases from October 2024 to April 2025
- In Europe, 127,350 measles cases were reported in 2024, the highest number in more than 25 years, reflecting a significant resurgence due to decreased vaccination coverage during the COVID-19 pandemic
Thus, measles cases in 2025 are rising in multiple regions, with over a thousand cases in the U.S. alone and tens of thousands in other parts of the world, underscoring a global public health concern
