Adult High School Completion
Cascadia offers a high school completion program for adults (anyone 18 and over by the first day of the quarter) who want to complete requirements to earn a high school diploma.

Earn a High School Diploma at Cascadia College
- Washington State residents 18 and older can enroll in Cascadia courses to meet Washington State high school graduation requirements. Any Cascadia course numbered 100 or above (such as English 101) earns high school and college credits. Classes numbered below 100 (such as English 95) will earn high school credits only.
- Students can take classes any quarter. Fall, winter and spring quarter are 11 weeks in length. Summer quarter is 8 weeks in length.
- Each 5-credit Cascadia course earns 1 credit towards high school requirements. A student’s high school graduation requirements are determined the year the student entered 9th grade.
- Students who are 19 and over pay reduced tuition of $11/credit. Students are responsible for fees, books and parking/transportation. Reduced tuition is available only for classes needed for the high school diploma. Students will pay full tuition for any classes not needed to earn the high school diploma. Students who are 18 pay full tuition for all classes.
- Students must earn a 1.0 (D) in each course to apply it to high school graduation requirements.
How to Get Started
Find steps to begin getting your diploma at Cascadia by going to Get Started. Go to College and Career Foundations and Adult High School Completion then select the Adult High School Completion tab.
Age and Residency
| Age | Washington Resident (for at least one year) | Tuition Type |
|---|---|---|
| 18 | Yes | Washington Resident |
| 18 | No | Non-Resident |
| At least 19 | Yes | Eligible for reduced tuition wavier* |
*Reduced tuition is available only for classes needed to complete the high school diploma. Any other courses are not eligible for the waiver.
Receiving Your Diploma
When you register for your last quarter of classes before you expect to graduate, complete a Graduation Application with your Academic Advisor during advising drop-in hours at the Kodiak Corner/Student Services Center. If you meet the graduation requirements, we will send you details on the graduation. We encourage you to participate in the Commencement Ceremony held at the end of each spring quarter.
Your high school diploma will be issued by Cascadia College.