Ypsilanti High School was a public school located in Ypsilanti Township, Michigan. Ypsilanti High School, was a comprehensive high school serving 9–12th grades, located on the western edge of the Ypsilanti Public School District at the corner of Packard and Hewitt Roads.When the Willow Run and Ypsilanti school districts merged to become Ypsilanti Community Schools in 2013, YHS's current campus became the newly merged district's high school: YCS High School.HistoryYpsilanti High School has a lengthy history, and has existed since 1849. Until 1973, the high school was housed in a historic 3-story brick building on Cross Street, which has since been converted into senior citizen housing units.