GRHS

GRHS may refer to:

Schools

 * George Ranch High School, Fort Bend County, Texas, United States
 * Glen Ridge High School, Glen Ridge, New Jersey, United States
 * Glen Rock High School, Glen Rock, New Jersey, United States
 * Glen Rose High School (Arkansas), Malvern, Arkansas, United States
 * Glen Rose High School (Texas), Glen Rose, Texas, United States
 * Grand Rapids High School, Grand Rapids, Minnesota, United States