Sierra High School may refer to: Sierra High School (Mammoth Lakes, California), Mammoth Lakes, California Sierra High School (Manteca, California), Manteca, California Sierra High School (San Bernardino, California), 570 East Ninth Street San Bernardino, California 92410 Sierra High School (Tollhouse, California), Tollhouse, California Sierra High School (Whittier, California), Whittier, California Sierra High School (Colorado), Colorado Springs, Colorado La Sierra High School, Riverside, California Sierra Vista High School (Spring Valley, Nevada), Spring Valley, Nevada