As a co-educational, multi denominational school we offer a wide range of activities to promote the holistic development of the student. Here are some of the activities students at Blessington Community College are involved in:
- Award’s Day/Night
 
- Choir
 
- College Awareness Week 
 
- Debating
 
- Debs Ball
 
- Charity Work
 
- Fun Walk
 
- Gaisce
 
- Green Schools
 
- Math’s Week
 
- Mental Health Awareness Week
 
- TY Musical
 
- Retreats
 
- Science Week
 
- Scifest
 
- Seachtain na Gaeilge
 
- Stand up Week 
 
- Students' Council
 
- Student Enterprise Awards
 
- Young Scientists' Exhibition
 
- Young Social Innovators
 
- Voluntary Work