KING COUNTY, Wash. — Public Health – Seattle & King County is warning of potential measles exposure at multiple locations across the region after confirming new cases among residents this year.
As of April 1, there have been two confirmed measles cases in King County residents in 2026, according to Public Health – Seattle & King County. That follows seven cases in 2025 and three cases in both 2024 and 2023. No cases were reported in 2022 or 2021.
Officials noted the case totals reflect only King County residents and do not include people who may have traveled through the area while contagious…