Overview
- As of March 25, 2025, 378 measles cases have been confirmed across 18 states, with Texas reporting 327 cases and New Mexico 43 cases.
- Two measles-related deaths have been reported: a school-aged child in Texas and an adult in New Mexico.
- The outbreak began in late January in Gaines County, Texas, within a low-vaccination Mennonite community, and has since spread to areas including Kansas, Oklahoma, and Washington, D.C.
- Public health officials report that 95% of cases involve unvaccinated individuals or those with unknown vaccination status, emphasizing the importance of the MMR vaccine.
- Vaccination rates have increased in affected areas, with over 173,000 MMR doses administered in Texas and 13,100 in New Mexico since February.