Current measles exposure locations in Colorado
Key Points:
- Colorado is experiencing its first measles outbreak of 2026, with three cases linked to students at Broomfield schools and a total of four cases reported statewide so far this year.
- The Colorado Department of Public Health and Environment has identified 11 possible exposure sites across Broomfield, Lafayette, Louisville, and Westminster, including schools, stores, and medical facilities, with symptom onset dates extending into mid-March.
- Measles symptoms can take up to three weeks to appear and include fever, cough, runny nose, red eyes, and a characteristic rash that appears after individuals become contagious, meaning the virus can spread before symptoms are obvious.
- Vaccination is highly effective, with two doses reducing infection risk by about