east valley opened for grades 9 and 10 on october 3, 2006. the school was originally going to open on september 6, 2006; the opening was delayed to october 3. the school serves grades 9-12. marcy hamm was the school's first principal. east valley houses about 1,000 students daily. on june 13, 2007, the class of 2007 was the first graduating class at east valley. for the 2011-2012 school year, east valley opened a school for advanced studies in campus. evhs relieved north hollywood high school and grant high school