GCHS may refer to:
Japan Gunma Prefectural College of Health Sciences, Maebashi, Gunma
South Korea Geochang High School, Geochang-gun, Gyeongsangnam-do Province
United States Gadsden City High School, Gadsden, Alabama Gallup Catholic High School, Gallup, New Mexico Garden City High School (Kansas), Garden City, Kansas Garden City High School (Michigan), Garden City, Michigan Garden City High School (New York), Garden City, New York Gate City High School, Gate City, Virginia Gates County Senior High School, Gatesville, North Carolina Gehlen Catholic High School, LeMars, Iowa Geibel Catholic High School, Connellsville, Pennsylvania George County High School, Lucedale, Mississippi Gibault Catholic High School, Waterloo, Illinois Giles County High School, Pulaski, Tennessee Gilbert Christian High School, Gilbert, Arizona Glen Cove High School, Glen Cove, New York Grand Canyon High School, Grand Canyon Village, Arizona Grant Community High School, Fox Lake, Illinois Granville Central High School, Stem, North Carolina Grape Creek High School, San Angelo, Texas Gray's Creek High School, Hope Mills, North Carolina Grayson County High School (Kentucky), Leitchfield, Kentucky Green County High School, Greensburg, Kentucky Greene Central High School, Greene County, North Carolina Greenfield-Central High School, Greenfield, Indiana Greenup County High School, Greenup, Kentucky Grove City High School, Grove City, Ohio Grover Cleveland High School (Buffalo, New York) Grover Cleveland High School (Queens), New York City Grundy County High School, Coalmont, Tennessee Greeley Central High School, Greeley, Colorado St. Theodore Guerin High School, Noblesville, Indiana Gulf Coast High School, Naples, Florida