In South Carolina Measles Outbreak, Vaccine Skepticism Led to Largest Outbreak Since 2000

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by Anemona Hartocollis and Kaoly Gutierrez

March 3, 2026

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Spartanburg County in South Carolina is at the center of the largest measles outbreak since 2000, highlighting a concerning trend tied to low vaccination rates. With one school reporting a mere 21% vaccination rate, this alarming statistic underscores how vaccine hesitancy has allowed the highly contagious disease to resurge. The outbreak serves as a stark reminder of the importance of herd immunity and the risks posed by declining trust in vaccines. Measles, once considered nearly eradicated in the U.S., is highly contagious and can lead to severe complications such as pneumonia and encephalitis. The resurgence in Spartanburg County is particularly concerning because it reflects broader patterns of vaccine skepticism across the country. Many parents are choosing not to vaccinate their children due to misinformation or distrust in public health authorities, creating pockets of vulnerability where outbreaks can thrive. The situation in South Carolina highlights how low vaccination rates can have far-reaching consequences for communities. Measles spreads rapidly among unvaccinated populations, and even small clusters of cases can quickly escalate into larger outbreaks. Health officials are working tirelessly to contain the spread, but the challenge remains significant. The outbreak also raises questions about the effectiveness of current vaccine policies and the need for better education on the benefits of vaccination. This issue matters because measles is not just a public health concern—it’s a warning sign. The rise in vaccine hesitancy threatens to undo decades of progress in preventing preventable diseases. As seen in Spartanburg County, low vaccination rates create fertile ground for outbreaks, putting countless lives at risk. Addressing this crisis requires a multifaceted approach, including better communication about vaccines, stronger policies to ensure uptake, and greater community engagement to rebuild trust in public health

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Originally published on NYT Homepage on 3/3/2026