 The District also operates the Hanford Adult School.A new state-of-the-art comprehensive full-service high school, called Sierra Pacific High School opened on August 13, 2009 with the first class graduating in 2013.Sierra Pacific is part of the Hanford Joint Educational Center, which is a joint use project of the Hanford Joint Union High School District, the College of the Sequoias and the City of Hanford.