US measles outbreak: See the states where cases have been reported

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Dr. Saphier on US measles outbreak and MMR vaccine hesitancy

Fox News medical contributor Dr. Nicole Saphier breaks down the spread of measles cases and the 'emotionally charged' debate over vaccines.

The measles outbreak continues to spread throughout the U.S., sparking discussions about how best to protect children and other high-risk groups from the disease.

While West Texas has been the focus of the largest outbreak — with reported cases exceeding 259 as of March 14 — the virus has also emerged in several other states.

The CDC has reported 301 total cases across the U.S. in 2025 since March 14.

Below is a state-by-state rundown of where in the U.S. measles cases have been detected and the number of cases. Fox News Digital will continue to update this list as new data is released.

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Alaska

The state recorded a case of measles in an unvaccinated adult who traveled overseas in January 2025, according to the Alaska Department of Health.

The measles outbreak continues to spread throughout the U.S., sparking discussions about how best to protect children and other high-risk groups from the disease. (iStock)

California

Five cases of measles have been confirmed in California as of March 11?.?

Florida

Florida confirmed its first case of 2025 in a student at Miami Palmetto Senior High School in early March.

Georgia

A total of three measles cases have been confirmed in 2025 in Atlanta. 

The first case was reported in January; in February, two additional family members contracted the virus.

Kentucky

On Feb. 26, the Kentucky Department for Public Health announced a confirmed case of measles, the first since February 2023.

The adult had recently traveled internationally to an area with ongoing measles transmission, health officials said.

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Maryland

On March 9, the Maryland Department of Health and Howard County Health Department announced one confirmed case of measles.

The person had recently traveled internationally through Dulles International Airport in Washington, D.C. Virginia residents have also been alerted.

New Jersey

A total of three measles cases have been reported in New Jersey this year, as of March 14. 

"There is no ongoing community transmission of measles in New Jersey at this time," the health department stated. 

Signs point the way to measles testing in the parking lot of the Seminole Hospital District across from Wigwam Stadium on Feb. 27, 2025, in Seminole, Texas. (Jan Sonnenmair/Getty Images)

New Mexico

As of March 18, there have been 38 cases of measles in the state — 36 of those in Lea County and two in Eddy county.

One death has been reported, an adult who was not vaccinated and reportedly didn’t seek medical help.

Twenty-nine of the 38 total cases were not vaccinated individuals.

New York

A total of three cases have been reported in New York — two of them in New York City and one in New York State outside the city.

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Oklahoma

Four cases of measles have been reported in Oklahoma as of March 14. 

Two of the infected individuals, announced on March 11, reported having exposures associated with the Texas and New Mexico outbreak, according to the Oklahoma State Department of Health.

The Oklahoma State Department of Health learned that the two most recently infected individuals were in public settings while contagious, including local Kohl's, Aldi, Sam's Club, Walmart Sprouts Farmers Market and Lowes locations.

Pennsylvania

As of March 12, two cases of measles have been confirmed in the state. 

The first patient was an unvaccinated child from Montgomery County, according to the Philadelphia Department of Public Health.

The most recent case was exposed while traveling abroad and is not connected with the Montgomery County case, the department noted. 

The best way to prevent measles is to receive the two-dose measles, mumps and rubella (MMR) vaccine, according to the Centers for Disease Control and Prevention and various experts. (iStock)

Rhode Island

The state confirmed one case of measles in January 2025, the first since 2013.

The patient was a young, unvaccinated child with a recent history of international travel, according to the Rhode Island Department of Health.

Texas

As of March 18, a total of 279 cases have been identified since late January, according to the Texas Department of State Health Services. The majority have been reported in Gaines County (191).

Thirty-six of the patients have been hospitalized and one death has been reported.

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Vermont

The state confirmed its first case of measles in 2025 on March 11. The patient was a school-aged child who recently traveled internationally, according to the Vermont Department of Health. 

Washington

The state's first measles case of the year was reported on Feb. 27, affecting an infant in King County.

A sign is posted in German at the entrance of the children's emergency room at Covenant Children's Hospital on Tuesday, Feb. 25, 2025, in Lubbock, Texas. (AP Photo/Julio Cortez) (AP Newsroom)

Fox News senior medical analyst Dr. Marc Siegel previously shared with Fox News Digital that measles is highly contagious.

"There is a 90% chance you will get it if you are unvaccinated and step into a room where someone with measles was two hours before," he cautioned.

Siegel previously suggested that high exemption rates for childhood vaccines, which are now under 85% compliance, are to blame. 

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The majority of cases in the current outbreak have occurred in unvaccinated individuals, mostly school-aged children. 

The best way to prevent measles is to receive the two-dose measles, mumps and rubella (MMR) vaccine, according to the Centers for Disease Control and Prevention and various experts.