Measles Outbreak in South Carolina Continues to Rise: Over 100 Cases Reported

Measles Outbreak in South Carolina

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December 10, 2025

Overview :

The measles outbreak in South Carolina is worsening, as per the reports from the South Carolina Department of Public Health (DPH). It has now confirmed over 100 cases of infection. The sharp increase, largely centred in the Upstate region, has triggered widespread quarantines and renewed calls for vaccination and vigilance.

What’s Happening In South Carolina

  • On December 9, 2025, health officials reported 27 new measles cases, raising the total in the Upstate outbreak to 111 cases. The statewide total for the year has now reached 114 confirmed cases.
  • Earlier this season, when the outbreak was first confirmed on October 2, the Upstate region had far fewer cases, but rapid spread has pushed the numbers sharply higher over the past weeks.
  • To slow transmission, DPH currently has about 254 people in quarantine and 16 individuals in isolation.

Who’s Affected by the Measles Outbreak in South Carolina

According to the Department of Public Health:

  • Of the 27 new infections, 16 cases are linked to a prior exposure event at Way of Truth Church in Inman.
  • Eight cases are household members of previously confirmed patients. One stems from a school exposure, another from a health-care setting, and one has an unknown source.
  • Public exposures have been reported at multiple schools. For example, students and staff at Inman Intermediate School were notified after exposure; about 43 students were quarantined there.
  • Other schools across the Upstate region, including elementary, middle, and high schools, were also earlier linked to exposures, prompting large-scale quarantine efforts.

What’s the Severity of Risks & Contagion

  • Measles is extremely contagious. A person can spread the virus from four days before the rash appears to four days after. That means individuals may infect others even before they realise they are sick.
  • The outbreak in South Carolina is part of a larger resurgence of measles in the United States. According to Centers for Disease Control and Prevention (CDC), as of December 2, 2025, there have been 1,828 confirmed measles cases nationwide this year, the highest level in decades.
  • Many of the recent cases are clustered in communities or settings with low vaccination rates or unknown, highlighting the persistent risk when immunity gaps exist.

What Authorities and Public Health Officials Are Doing

  • DPH is actively conducting contact tracing, isolating confirmed cases, and quarantining people exposed at schools, churches, airports, and other public venues.
  • Families, students, and staff at exposed schools have been notified, and return to classes is being delayed until after the quarantine periods end. For example, some students at affected schools are now slated to return between December 11 and December 15, assuming no illness develops.
  • DPH continues to urge anyone possibly exposed, especially unvaccinated individuals, to contact their healthcare provider before seeking care, to help minimise further spread.
  • Importantly, public health messaging emphasises vaccination, the safest and most effective way to prevent measles and curb the outbreak.

Key Takeaways From the Measles Outbreak

  • Measles Outbreak in South Carolina shows how quickly a vaccine-preventable disease can resurge when immunity gaps form. Communities with pockets of unvaccinated or under-vaccinated people are especially vulnerable.
  • The fact that exposures span households, schools, churches, and even healthcare settings or airports underscores how widespread the risk is. It is not isolated to one type of gathering or population.
  • High-quality, timely data, transparent communication, and robust contact tracing are critical. Local health authorities and national agencies must continue mobilising vaccination campaigns, community outreach, and prevention measures.

Conclusion

The current Measles Outbreak in South Carolina is continuously growing with new exposures reported daily. This is a warning that underscores not just the contagiousness of measles, but also the fragility of community protection when vaccination rates dip and public health vigilance fades.

As the outbreak unfolds, timely vaccination, public awareness, and rapid response remain essential. The coming weeks will be critical: whether the spread is contained depends largely on how effectively communities and health authorities act together.

Stay informed. Check vaccination status. Follow public health guidance.

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