Adult High School Diploma

The Adult High School Program offers free classes ONLINE and/or in-person. Adult students can earn credits toward completion of a high school diploma under the guidance of an instructor and support staff. Coursework is offered in small group instruction, computer aided instruction, and individual study. A cap and gown graduation is held on the Mt. SAC campus in June to honor students receiving high school diplomas.

CLICK HERE to Register!

Credits for the required courses and/or electives may be awarded in the following ways (Accredited Institutions only):

  • Adult School Courses
  • Previous High School Courses
  • Work Experience (Must be verified)
  • College Credit
  • Training Programs
  • Out-of-Country/International Schools (transcripts must be evaluated by an approved evaluation service)

General information:

  • 160 credits required to graduate (see requirements)
  • Work experience credit given for electives or vocational education
  • No homework, all coursework completed in class (online and/or in-person)
  • Average completion rate: approximately 75-80 hours per 5 credits
  • You must be 18 years old or 60 days from your 18th birthday or past your graduation date to enroll
  • Must attend a mandatory orientation online via Zoom before starting class

For information call (909) 274-4937
Fax (909) 274-2934 or e-mail

M-Th 8:30 AM - 8:30 PM 
F 8:00 AM - 4:00 PM

M-F 9:30 AM - 12:30 PM
M-Th 5:00 PM - 8:00 PM
Classes are available online and in-person. Students may attend both day and evening classes.

Summer Hours May Vary

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