11 Confirmed Measles Cases in Sacramento County

Public health officials urge vaccination to curb outbreak

Apr. 15, 2026 at 5:55pm

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A translucent, ghostly X-ray image showing the intricate internal structure of a measles virus particle, its delicate form glowing against a dark background.An X-ray view of the measles virus reveals the complex inner workings of this highly contagious pathogen.Today in Sacramento

Sacramento County Public Health reported 11 confirmed measles cases, with 10 of the infected children unvaccinated. The department is working with the state and surrounding counties to respond to the growing outbreak, advising parents to ensure their children are vaccinated to prevent further spread of the highly contagious disease.

Why it matters

Measles outbreaks can have serious public health consequences, especially for unvaccinated children and vulnerable populations. This outbreak highlights the importance of vaccination rates in local communities to maintain herd immunity and prevent the resurgence of vaccine-preventable diseases.

The details

According to officials, the 11 confirmed measles cases in Sacramento County were identified in March and early April. Six cases were reported in March, and an additional two in April. While there have been no hospitalizations so far, officials emphasized the highly infectious nature of measles, noting exposures at birthday parties, community events, and other public settings.

  • The first 6 cases were reported in March 2026.
  • 2 additional cases were confirmed in early April 2026.

The players

Sacramento County Public Health

The local public health department leading the response to the measles outbreak in Sacramento County.

California Department of Public Health

The state-level public health agency working with local authorities to coordinate the response to the measles outbreak.

Placer County

A neighboring county that has also confirmed 8 measles cases as part of the regional outbreak.

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What’s next

The California Department of Public Health, Sacramento County Public Health, and surrounding counties are working together to coordinate the response and contain the measles outbreak. Parents are advised to ensure their children are vaccinated to prevent further spread of the disease.

The takeaway

This measles outbreak in Sacramento County underscores the importance of maintaining high vaccination rates in local communities. Unvaccinated individuals can put vulnerable populations at risk and contribute to the resurgence of vaccine-preventable diseases, highlighting the need for continued public health education and vigilance.