The United States is ending 2025 with over 2,000 confirmed measles cases (with Texas, Arizona, South Carolina, and Utah leading with the most cases); and the CDC claims this is the highest amount of cases ever reported in 30 years of all federal data collected.
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2,065 Confirmed Measles Cases In 44 States
According to the CDC (Centers for Disease Control and Prevention) website, officials have confirmed a total of 2,065 cases of the measles in the U.S., as of December 30, 2025. Among this total, 2,041 cases were reported in 44 states and 24 cases were reported among international visitors to the U.S. The states in which have reported cases include:
Alabama (1 case)
Alaska (4 cases)
Arizona (196 cases)
Arkansas (8 cases)
California (25 cases)
Colorado (35 cases)
Connecticut (1 case)
Florida (7 cases)
Georgia (10 cases)
Hawaii (2 cases)
Idaho (13 cases)
Illinois (14 cases)
Indiana (10 cases)
Iowa (9 cases)
Kansas (91 cases)
Kentucky (13 cases)
Louisiana (3 cases)
Maryland (3 cases)
Michigan (29 cases)
Minnesota (26 cases)
Missouri (6 cases)
Montana (36 cases)
Nebraska (2 cases)
Nevada (2 cases)
New Jersey (11 cases)
New Mexico (100 cases)
New York State (26 cases)
New York City (15 cases)
North Dakota (36 cases)
Ohio (39 cases)
Oklahoma (17 cases)
Oregon (1 case)
Pennsylvania (16 cases)
Rhode Island (1 case)
South Carolina (181 cases)
South Dakota (16 cases)
Tennessee (8 cases)
Texas (803 cases)
Utah (156 cases)
Vermont (2 cases)
Virginia (5 cases)
Washington (11 cases)
Wisconsin (36 cases)
Wyoming (15 cases)
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Detailed Break-Down Of 2,065 Confirmed Measles Cases
Furthermore, in 2025, the CDC has reported 49 measles outbreaks. 88% of the confirmed cases (1,820 of 2,065) are outbreak-associated. In 2024, 16 outbreaks were reported and 69% of cases (198 of 285) were outbreak-associated.
The last time the CDC reported more than 2,000 cases in one year was in 1992. This was just a few years after health officials updated recommendations claiming children should get two doses of the measles-mumps-rubella (MMR) vaccine instead of just one.
As for the 2,065 cases confirmed, the ages of patients range from under 5 years to 20+ and unknown. The CDC reports additional break-downs showing:
Age
Under 5 years: 537 (26%)
5-19 years: 865 (42%)
20+ years: 650 (31%)
Age unknown: 13 (1%)
Vaccination Status
Unvaccinated or Unknown: 93%
One MMR dose: 3%
Two MMR doses: 4%
U.S. Deaths in 2025 (3) and U.S. Hospitalizations in 2025 (11%)
3 confirmed deaths from measles
11% of cases hospitalized (235 of 2065)
Under 5 years: 20% (105 of 537)
5-19 years: 6% (53 of 865)
20+ years: 12% (77 of 650)
Age unknown: 0% (0 of 13)
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