In Western Australia, the Commonwealth Day activities commence with a Multi-Faith Observance at St Georges Cathedral, which is the only such event held in Western Australia.
This is followed by a Commonwealth Day Youth Rally held in Government House Ballroom, which is operated entirely by the Youth from participating schools and youth organisations in Western Australia.

Consistent School and Youth Contributors to the Rally and Observance include; –
- Penrhos College Symphony Orchestra
- Scotch College Pipe Band
- Nedlands Primary Junior Choir
- Applecross Senior High School
- Anglican Schools
- Girl Guides WA
- Scouts Australia, WA Region
- Australian Air Force Cadets