Mohave County in Arizona and Washington County in Utah had reported a total of 78 measles cases between them, as of Sept. 25, 2025.

THURSDAY, Sept. 25, 2025 (HealthDay News) — One of the largest measles outbreaks in decades is spreading along the Arizona-Utah border, with dozens of confirmed cases among unvaccinated children.

Measles infections in the US have reached 1,514 this year, as outbreaks continue to spread and routine childhood vaccinations fall.

Parts of southwestern Utah and northwestern Arizona are seeing one of the largest measles outbreaks in the United States. Health officials have confirmed 23 cases in children in Utah, in which all but ...

Measles infections in the United States have surged past 1,500 so far this year, marking the highest number of cases since the disease was declared eradicated in 2000. According to a Centers for ...

A total of 1,514 measles cases have been confirmed in the United States as of Sept. 24, according to the Centers for Disease Control and Prevention.

One of the largest measles outbreaks in the U.S. is now centered in bordering areas of southwestern Utah and Arizona. In Southwest Utah, all but one of the 27 confirmed cases are among unvaccinated, ...

A measles outbreak in northern Arizona has led to 46 cases statewide in 2025, the highest number since 1991. The outbreak is centered in Mohave County, which has low MMR vaccination rates among ...

Dozens of people in Arizona and Utah have contracted measles as an outbreak along the border continues to grow. Over the past two months, Arizona reported more than 30 cases of measles in Mohave ...

Health officials in both Arizona and Utah are urging parents to get themselves and their kids up-to-date on the measles vaccine. COLORADO, USA — One of the nation’s largest measles outbreaks is ...

Over the past six weeks, 42 cases of measles have been confirmed in the northwest Arizona town of Colorado City, according to the Arizona Department of Health Services.