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Measles Outbreaks

Geographic Distribution Texas Geographic Spread Contact Tracing Community Health Travel-related Infections State Reports United States Israel Regional Cases Regional Impact Vaccination Impact State Responses Spartanburg County Measles Cases North America Transmission Patterns Public Health Response

U.S. Measles Cases Top 1,600 as 2026 Outbreaks Grow

Experts warn the U.S. risks endemic measles due to slipping vaccination.

Upstate South Carolina Measles Cases Climb to 19 as Spartanburg Outbreak Reaches 15

Arizona–Utah Border Measles Cluster Grows to 78 Cases as Officials Urge Vaccination

Unvaccinated Toddler Dies After Weeks on ECMO in Israel’s Measles Outbreak