Registrar » Registrar


Welcome to Mountain House High School, home of the Mustangs.  We are a fully accredited 9-12 public high school located in Mountain House California serving students living in Mountain House, parts of Tracy, and unincorporated Alameda County on the east side of the Altamont pass. MHHS is accredited by the Western Association of Schools and Colleges, and has been recognized as a California Distinguished School.  
Our High School Registrar is Joy Garcia.  Her email is  Please use the links to the right to access information about pre-registration for new and continuing students, and transcript requests.