Measles Outbreak Linked to Broomfield Schools Rises to Seven Cases

As of March 7, 2026, a measles outbreak linked to Broomfield High School and Broomfield Heights Middle School in Colorado has grown to seven confirmed cases, all involving unvaccinated individuals. Health officials are urging vaccination to prevent further spread of the highly contagious disease.

Outbreak Details

The Colorado Department of Public Health and Environment (CDPHE) announced four additional cases on Friday, bringing the total to seven. Three of the recent cases are in Adams County, and one is in Weld County. All individuals are unvaccinated and connected to the initial cases associated with the two schools Colorado Sun.

Students and staff who may require additional health precautions are being contacted directly by local public health officials and school administrators. Investigations are ongoing to determine the original source of the outbreak, but it is currently believed to have originated from someone in the community or a traveler who was not detected in early February Colorado Sun.

Symptoms and Prevention

Measles is a highly contagious, but preventable, disease. Symptoms typically begin with a fever, cough, runny nose, and red eyes, followed by a rash that usually appears on the face and then spreads. The best way to protect against measles is through the measles, mumps, and rubella (MMR) vaccine Broomfield High School.

Individuals who have not received the MMR vaccine can still receive it within 72 hours of exposure to potentially prevent illness. In some cases, immunoglobulin administered within six days of exposure may also support prevent or lessen the severity of the illness.

Exposure Locations

Health officials have identified several locations where individuals may have been exposed to measles. If you were at any of these locations during the specified dates and times, monitor for symptoms for 21 days. If symptoms develop, contact CDPHE at 720-653-3369 or your local public health agency immediately. If you require medical care, call your healthcare provider, urgent care, or emergency department before going, and inform them of potential measles exposure to help prevent further spread.

• Denver International Airport: Monday, Feb. 16, 6 – 9 p.m.
• Kaiser Permanente Hidden Lake Medical Offices (Westminster): Wednesday, Feb. 18, 1 – 4 p.m.
• Children’s Hospital of Colorado – North Campus (Broomfield): Wednesday, Feb. 18, 3:15 – 10 p.m.
• 100 Nickel St., Broomfield: Thursday, Feb. 19, 12:25 – 3:50 p.m. & Friday, Feb. 20 1:05 – 4 p.m.
• 10443 Town Center Dr., Ste. D101, Westminster: Thursday, Feb. 19, 7 – 10 p.m. & Sunday, Feb. 22, 5 – 10 p.m.
• CommonSpirit Emergency &amp. Urgent Care Indian Peaks (Frederick): Friday, Feb. 20, 1:45 – 5 p.m.
• 5130 W. 92nd Ave., Westminster: Saturday, Feb. 21, 1 – 4:10 p.m.
• 8500 E. Alameda Ave., Denver: Sunday, Feb. 22, 9:30 a.m. – 2:30 p.m.
• Broomfield Heights Middle School: Tuesday, Feb. 24, 8:30 a.m. – 6 p.m.
• Kaiser Permanente Westminster Clinic: Wednesday, Feb. 25, 9:30 a.m. – 12:30 p.m.

Additional exposure locations will be added to the CDPHE exposures webpage as they are identified. For the most up-to-date information, visit the CDPHE website.

Monitoring for symptoms is particularly critical for individuals who have not been vaccinated with the MMR vaccine, especially infants under one year of age who are not routinely recommended for vaccination.