GHH - Classroom # 1 | Upcoming Events | Date & Time |
| COM - GHHS / Choir Room - Peninsula Community Chorus | Tue 10/22/2024 6:00 pm - 8:30 pm |
| COM - GHHS / Choir Room - Peninsula Community Chorus | Tue 10/29/2024 6:00 pm - 8:30 pm |
| GHHS Speech and Debate Tourney - most of school | Fri 11/01/2024 2:30 pm - 9:30 pm |
| GHHS Speech and Debate Tourney - most of school | Sat 11/02/2024 2:30 pm - 9:30 pm |
| GHHS- TIDE FEST | Fri 12/06/2024 (All Day) |
| GHHS- TIDE FEST | Sat 12/07/2024 (All Day) |
| GHHS- TIDE FEST | Sun 12/08/2024 (All Day) |
| GHHS Speech Tournament - Commons | Wed 12/18/2024 2:30 pm - 8:30 pm |
 GHHS - Harbor Cheer Competition Host - Gyms/Commons/Halls/Etc |
Sat 01/04/2025 7:00 am - 9:00 pm |
| GHHS - Harbor Cheer Competition Host - Gyms/Commons/Halls/Etc | Sat 01/11/2025 7:00 am - 9:00 pm |
| GMS-8th Grade Moving Up Ceremony | Wed 06/18/2025 6:00 pm - 8:00 pm |
Tandem
