The University of Texas and Austin Public Health created a measles simulator for school districts and private schools around the county to better understand their risks.

Measles cases in the United States are the highest they’ve been since the country eliminated the disease in 2000. The U.S. has reported 1,277 cases since the start of the year, according to NBC News’ tally of state health department data.

U.S. measles cases hit 1,277—the worst outbreak since the disease was declared eliminated in 2000, surpassing 2019's peak.

The Centers for Disease Control and Prevention says the U.S. is currently experiencing its worst measles outbreak in more than 30 years, according to the Associated Press. On Wednesday, the CDC said the 2025 case count has surpassed the 2019 count, when there were 1,274 cases for the year.

With nearly six months left in the year, the total number of cases so far in 2025 has surpassed every year since 1992

The Illinois Department of Public Health has reported 10 measles cases in the state so far this year. There were 67 cases last year.