US measles cases: 2,289 in 2025, 4,410 in 2026 so far (+246% vs 2019)
Confirmed measles cases in the US per year since 2000. After just 13 cases in 2020, the count rose to 2,289 in 2025 and already 4,410 in 2026 (as of October 15), +246% vs the 2019 outbreak year.
Source: CDC, Measles Cases and Outbreaks, data as of 2000–2026 (2026 as of Oct 15, 2026)