United States 2026 measles case counts by state*

A map showing the states that make up the greater United States, shared in variations of red according to measles case totals.

(Please use a modern browser to see the interactive version of this visualization)

*Case numbers as of October 22, 2026. Federal counts often vary from those reported by states due to differences in investigation processes.

ABC NewsSource: US Centers for Disease ControlGet the data