BCHS may refer to one of the following Christian high schools:
- Brethren Christian Junior/Senior High School in Huntington Beach, California
- Bakersfield Christian High School in Bakersfield, California
BCHS may also refer to one of the following Catholic high schools:
- Bergen Catholic High School in Oradell, New Jersey
- Bishop Carroll High School (Calgary, Alberta) in Canada
- Bishop Carroll High School (Ebensburg, Pennsylvania)
- Bishop Carroll Catholic High School in Wichita, Kansas
- Bishop Chatard High School in Indianapolis, Indiana
- Boston College High School in Boston, Massachusetts
BCHS may also refer to one of the following public high schools:
- Baie-Comeau High School in Baie-Comeau, Quebec, Canada
- Baker County High School in Macclenny, Florida
- Barron Collier High School in Naples, Florida
- Bath County High School (disambiguation), multiple schools
- Bay City High School in Bay City, Texas
- Benton Central Junior-Senior High School in Fowler, Indiana
- Benton Consolidated High School in Benton, Illinois
- Bethlehem Central High School in Delmar, New York
- Big Creek High School in War, West Virginia
- Bleckley County High School in Cochran, Georgia
- Boca Ciega High School in Gulfport, Florida
- Boulder Creek High School in Anthem, Arizona.
- Brantley County High School in Nahunta, Georgia
- Brentwood County High School in Brentwood, Essex
- Brookfield Central High School in Brookfield, Wisconsin
- Brooklyn Center High School in Brooklyn Center, Minnesota
- Business Careers High School in San Antonio, Texas
- Burlington City High School in Burlington, New Jersey