Measles Outbreak Expands Across Carolinas, Reaches Other States
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Spartanburg County, South Carolina — State health officials reported that the Upstate measles outbreak has grown, with the South Carolina Department of Public Health confirming 558 cases as of Jan. 16. Officials identified 124 new cases since Jan. 13, placed 531 people in quarantine and 85 in isolation, and reported exposures at schools and businesses. Cases have spread into neighboring states: North Carolina confirmed eight cases since December 2025, Kentucky reported its first 2026 case in Jessamine County, and Washington identified three linked cases in Snohomish County. Public health departments continue contact tracing. Based on 6 articles reviewed and supporting research.
More context
Timeline
- 1. Late Dec 2025: Infectious family from South Carolina traveled to King and Snohomish Counties (Dec. 27–Jan. 1).
- 2. Early Dec 2025: North Carolina recorded its first 2025 measles case; additional linked cases followed.
- 3. Jan. 9, 2026: Kentucky reported first 2026 measles case in Jessamine County linked to out-of-state exposure.
- 4. Jan. 13–16, 2026: South Carolina reported 124 new cases; officials expanded quarantine and exposure notifications.
- 5. Jan. 16, 2026: South Carolina DPH listed 558 outbreak cases; Washington and North Carolina reported linked cases.
Sources
JQJO Editorial Desk · Human reviewed · AI assisted. Report a correction.
