Since August, confirmed measles cases have been reported in Chippewa, Grant, Iowa, Lafayette, Marathon, Richland, Rock and Vernon Counties.
As of Oct. 20, the Wisconsin Department of Health Services (DHS) has confirmed 289 cases of measles in Wisconsin so far in 2026. As of Oct. 15, the Centers for Disease Control and Prevention’s state-by-state data on measles cases ranked Wisconsin as having the fourth-highest number of measles cases in the nation. Ahead of Wisconsin are Pennsylvania (1,237), South Carolina (670) and Utah (535). Behind Wisconsin is Texas (192), Virginia (178), Kentucky (167) and Ohio (160).
As of Oct. 15, there have been 4,410 confirmed measles cases in the United States this year, 10% of those requiring hospitalization and three deaths. For the full year of 2025, a total of 2,289 confirmed measles cases were reported in the United States…