Juda is an unincorporated census-designated place located in the town of Jefferson, in Green County, Wisconsin, United States. Juda is 5 miles east of Monroe along Wisconsin State Highway 11, and 81. As of the 2010 census, its population was 357.On March 30, 1967, nine students from Juda's Union High School, all girls, were killed when a Delta Air Lines DC-8 jet crashed into the motel where they had been staying during a senior class trip to New Orleans, Louisiana.