CHHS is a four-letter acronym, and may refer to:

Schools

Australia Camden Haven High School, Laurieton, New South Wales Castle Hill High School, Castle Hill, New South Wales Chester Hill High School, Chester Hill, New South Wales Coffs Harbour High School, Coffs Harbour, New South Wales

Canada Crescent Heights High School (Calgary, Alberta) Crescent Heights High School (Medicine Hat), Alberta

Cayman Islands Clifton Hunter High School

Turks and Caicos (UK) Clement Howell High School, Providenciales

United Kingdom Cheadle Hulme High School, Cheadle Hulme, Stockport, England

United States Calaveras Hills High School, Milpitas, California Cape Henlopen High School, Lewes, Delaware Chancellor High School, Fredericksburg, Virginia Chapel Hill High School (Chapel Hill, North Carolina) Charles Henderson High School, Charles Henderson, Alabama Chino Hills High School, Chino Hills, California Cleveland Heights High School, Cleveland Heights, Ohio Clover Hill High School, Midlothian, Virginia Colleyville Heritage High School, Colleyville, Texas Collins Hill High School, Suwanee, Georgia Colonial Heights High School, Colonial Heights, Virginia Columbia Heights High School, Minnesota Copper Hills High School, West Jordan, Utah Croton-Harmon High School, Croton-on-Hudson, New York Chartiers Houston High School, Houston, Pennsylvania

Other California Health and Human Services Agency Center for Health and Homeland Security College of Health and Human Sciences at California State University, Stanislaus