| Upcoming Events | Date & Time |
| GPHS Commons Closed | Sun 06/07/2026 (All Day) |
| GPHS Commons Closed | Mon 06/08/2026 (All Day) |
| GPHS Commons Closed | Tue 06/09/2026 (All Day) |
| GPHS Commons Closed | Wed 06/10/2026 (All Day) |
| GPHS Commons Closed | Thu 06/11/2026 (All Day) |
| GPHS Commons Closed | Fri 06/12/2026 (All Day) |
| GPHS Commons Closed | Sat 06/13/2026 (All Day) |
| GPHS Commons Closed | Sun 06/14/2026 (All Day) |
| GPHS Class of 1976 Reunion | Sun 06/28/2026 9:00 am - 1:00 pm |
| Class of 1986 | Sun 07/19/2026 11:00 am - 12:00 pm |
| OSAA Moratorium Week | Sun 07/26/2026 (All Day) |
| OSAA Moratorium Week | Mon 07/27/2026 (All Day) |
| OSAA Moratorium Week | Tue 07/28/2026 (All Day) |
| OSAA Moratorium Week | Wed 07/29/2026 (All Day) |
| OSAA Moratorium Week | Thu 07/30/2026 (All Day) |
| OSAA Moratorium Week | Fri 07/31/2026 (All Day) |
| OSAA Moratorium Week | Sat 08/01/2026 (All Day) |
| Transportation CED Classes | Tue 08/04/2026 6:00 am - 5:00 pm |
| Leadership Late-In | Tue 08/04/2026 6:00 pm - 11:00 pm |
| Transportation CED Classes | Wed 08/05/2026 6:00 am - 5:00 pm |
| Transportation CED Classes | Thu 08/06/2026 6:00 am - 5:00 pm |
| Class of 1981 Reunion Tour | Fri 08/07/2026 11:00 am - 12:00 pm |
| District PD | Thu 08/27/2026 (12:00 pm) 12:30 pm - 2:30 pm (3:00 pm) |
| District PD for Educational Assistants | Fri 08/28/2026 (7:30 am) 8:00 am - 10:00 am (10:30 am) |
| Siskyou Community Health Baby Shower Event | Sat 09/19/2026 8:00 am - 4:00 pm |
| PNW Marching Band Competition | Sat 10/10/2026 (All Day) |
| NHS Movies & Munchies Night | Fri 12/11/2026 (4:00 pm) 5:00 pm - 8:00 pm (9:00 pm) |
| Christmas Bazaar | Sat 12/12/2026 (All Day) |
| GPHS Holiday Concert | Tue 12/15/2026 (3:45 pm) 7:00 pm - 9:30 pm (10:00 pm) |
| GPHS Holiday Concert | Wed 12/16/2026 (3:45 pm) 7:00 pm - 9:30 pm (10:00 pm) |
| MS Honor Orchestra/5th grade night | Tue 02/16/2027 4:30 pm - 8:00 pm |
| 8th Grade Parent night | Wed 02/24/2027 (5:00 pm) 6:00 pm - 7:30 pm (8:00 pm) |
| Prom Set-Up | Fri 04/23/2027 (All Day) |
| Prom 2027 | Sat 04/24/2027 (8:00 am) 8:00 pm - 11:00 pm (11:30 pm) |
| Prom Take-Down | Sun 04/25/2027 8:00 am - 2:00 pm |
| Kerry Alderson's Event | Sat 05/01/2027 (All Day) |
| Orchestra concert and awards night | Mon 05/10/2027 (4:00 pm) 7:00 pm - 8:30 pm (9:00 pm) |