UTAH COUNTY, Utah (ABC4) — Ten new measles cases have been identified in the state of Utah, bringing the statewide total to 125.
On Monday, the Central Utah Health Department announced that there was a new case of measles at Fillmore Elementary School. Exposures occurred on Dec. 10, and parents of classroom exposures were notified. However, there may have been limited exposures at a school assembly on Dec. 10.
Other new measles cases were identified in the Southwest Utah Health District, which now has 82 cases, and Utah County, which now has ten cases. Those areas have the highest number of cases throughout the state.
Wasatch County has the third most cases at eight cases, followed by Bear River Health District at four cases, the Southeast Utah Health District at three cases, and Davis County and the Central Utah Health District with two cases each. According to the Utah Department of Health and Human Services (DHHS), measles has resulted in 12 hospitalizations.
DHHS has identified several locations throughout the state as possible exposure locations.
If you were at any of these locations on the listed dates, DHHS recommends watching for measles symptoms for at least three weeks from the listed exposure dates.
Measles is a highly contagious virus that spreads easily through the air through coughing and sneezing. The CDC said those infected won’t see symptoms appear until about a week after infection, and .
Tiny white spots may appear inside the mouth two to three days after symptoms begin.
Measles can cause serious health complications, especially for those who are not protected through the measles, mumps, and rubella (MMR) vaccine. Those complications can include pneumonia, encephalitis or brain swelling, seizures, and death.
The measles rash appears 3 to 5 days after the first symptoms. It usually begins as flat red spots that appear on the face at the hairline. They then spread downward to the neck, trunk, arms, legs, and feet.
According to DHHS, 90% of Utahns are vaccinated against measles and experts are urging those who are not vaccinated to get the MMR vaccine. Utah State Epidemiologist Leisha Nolan says .
As of December 10, 2025, a total of 1,912 confirmed measles cases were reported by 43 jurisdictions in the United States and among international visitors to the U.S., according to information from the U.S. Centers for Disease Control and Prevention (CDC).
CDC data also indicates that there have been 47 measles outbreaks (defined as 3 or more related cases) in 2025. In comparison, 16 outbreaks were reported during 2024.
According to a , immunization rates with specific vaccines have decreased amongst kindergarteners throughout Utah since 2014. Amelia Salmanson, a measles epidemiologist with the DHHS, told ABC4.com that anyone who is exhibiting measles symptoms or is sick should do their best to “stay home and away from others”. They can also call ahead when seeking care so clinics can prevent spread in their waiting rooms.