Eastside High School or East Side High School can refer to:
East Side High School (Cleveland, Mississippi) Eastside High School (Coeburn, Virginia) Eastside High School (Covington, Georgia) (Atlanta area) Eastside High School (Gainesville, Florida) Eastside High School (Lancaster, California) (Los Angeles area) Eastside High School (Sacramento, California) Eastside High School (Madison, Wisconsin) Eastside High School (Camden, New Jersey) (Philadelphia area) East Side High School (Newark, New Jersey) (New York City area) Eastside High School (Paterson, New Jersey) (New York City area), highlighted in the 1989 film Lean on Me Eastside High School (Taylors, South Carolina) (Greenville-Spartanburg area) Eastside Junior-Senior High School (Butler, Indiana)