Charles J. Colgan Sr. High School | Upcoming Events | Date & Time |
| Marching Band Competition - Colgan Classic | Sat 09/19/2026 (All Day) |
| Marching Band Competition at Colgan Classic | Sat 09/19/2026 (All Day) |
| Marching Band Competition - Colgan Classic | Sat 09/19/2026 10:00 am - 2:00 pm |
Tandem
