Activities | Upcoming Events | Date & Time |
| Field Trip: Choir | Fri 02/20/2026 6:00 pm - 9:00 pm |
| Color Guard Competition | Sat 02/21/2026 (All Day) |
| No Hate Assembly | Wed 02/25/2026 12:20 pm - 1:05 pm |
| Field Trip: Choir | Thu 02/26/2026 8:00 am - 2:00 pm |
| Drum Lyne | Sat 02/28/2026 (All Day) |
| Field Trip: Culinary Arts | Sun 03/01/2026 11:30 am to Wed 03/04/2026 8:00 pm |
| LHMS Tour of SDHS | Tue 03/03/2026 10:00 am - 11:30 am |
| Field Trip: Counseling Dept | Wed 03/04/2026 8:00 am - 2:25 pm |
| Field Trip: Dance Team | Thu 03/05/2026 7:00 am to Sat 03/07/2026 12:30 pm |
| Color Guard Competition | Sat 03/07/2026 (All Day) |
| Field Trip: Choir | Wed 03/11/2026 9:00 am - 12:00 pm |
| House of Reps-Student Council Meeting | Wed 03/11/2026 9:50 am - 10:25 am |
| Class Club Meetings | Wed 03/11/2026 12:59 pm - 1:29 pm |
| Field Trip: Choir | Thu 03/12/2026 9:00 am - 12:00 pm |
| Kona Ice on Campus | Thu 03/12/2026 12:34 pm - 1:29 pm |
| Color Guard Competition | Sat 03/14/2026 (All Day) |
| Drum Lyne | Sat 03/14/2026 (All Day) |
| Field Trip: Sports Med | Sat 03/14/2026 6:00 am - 6:00 pm |
| Kona Ice on Campus | Thu 03/19/2026 12:34 pm - 1:29 pm |
| Field Trip: Wind Ensemble | Fri 03/20/2026 (All Day) |
| Rally | Fri 03/20/2026 10:25 am - 10:59 am |
| Field Trip: Choir | Fri 03/20/2026 4:00 pm - 10:00 pm |
| Color Guard Competition | Sat 03/21/2026 (All Day) |
| Dine at Handles TODAY! | Tue 03/24/2026 (All Day) |
| Cardboard Regatta Boat Building | Tue 03/24/2026 12:30 pm - 1:30 pm |
| Cardboard Regatta Boat Building | Wed 03/25/2026 12:30 pm - 1:30 pm |
| Cardboard Regatta | Wed 03/25/2026 3:30 pm - 4:05 pm |
| Bonita Sports Festival | Fri 03/27/2026 7:00 am - 1:00 pm |
| Field Trip: Choir | Fri 03/27/2026 7:00 am to Thu 04/02/2026 7:00 pm |
| Color Guard Competition | Sat 03/28/2026 (All Day) |
| Drum Lyne | Sat 03/28/2026 (All Day) |
| Color Guard Competition | Sat 04/04/2026 (All Day) |
| Dine at Chipotle TODAY! | Tue 04/07/2026 5:00 pm - 9:00 pm |
| House of Reps-Student Council Meeting | Wed 04/08/2026 9:50 am - 10:25 am |
| Class Club Meetings | Wed 04/08/2026 12:59 pm - 1:29 pm |
| Kona Ice on Campus | Thu 04/09/2026 12:34 pm - 1:29 pm |
| SDHS Royal Rumble | Fri 04/10/2026 3:30 pm - 7:30 pm |
| Drum Lyne | Sun 04/12/2026 (All Day) |
| Kona Ice on Campus | Thu 04/16/2026 12:34 pm - 1:29 pm |
| CLASH! | Fri 04/17/2026 5:30 pm - 8:00 pm |
| CASL Conference | Sat 04/18/2026 (All Day) to Mon 04/20/2026 (All Day) |
| Color Guard Competition | Sat 04/18/2026 (All Day) |
| Food Frenzie-CLOSED CAMPUS | Fri 04/24/2026 (All Day) |
| Jazz Band | Sat 04/25/2026 (All Day) |
| Drum Lyne | Sun 04/26/2026 (All Day) |
| Valle Vista 5 Banquet | Mon 04/27/2026 6:00 pm - 8:00 pm |
| Kona Ice on Campus | Thu 04/30/2026 12:34 pm - 1:29 pm |
| National Signing Day-CLOSED CAMPUS | Fri 05/01/2026 (All Day) |
| Dance Show Practice | Fri 05/01/2026 12:30 pm - 1:00 pm |
| Dance Show Rehersal | Fri 05/01/2026 3:30 pm - 7:00 pm |
| Dance Show | Fri 05/01/2026 7:00 pm - 9:00 pm |
| SDHS PTSA Car Show | Sat 05/02/2026 12:00 pm - 1:00 pm |
| Jazz Band | Sat 05/09/2026 (All Day) |
| House of Reps-Student Council Meeting | Wed 05/13/2026 9:50 am - 10:25 am |
| Class Club Meetings | Wed 05/13/2026 12:59 pm - 1:29 pm |
| Kona Ice on Campus | Thu 05/14/2026 12:34 pm - 1:29 pm |
| PROM | Sat 05/16/2026 7:00 pm - 11:00 pm |
| Academic Awards Assembly | Tue 05/19/2026 12:24 pm - 1:14 pm |
| Set Up: Distinguished Senior Scholar Awards Night | Tue 05/19/2026 1:30 pm - 5:30 pm |
| Distinguished Senior Scholar Awards Night | Tue 05/19/2026 6:30 pm - 8:00 pm |
| Josten's On Campus! Delivery! | Wed 05/20/2026 12:30 pm - 3:00 pm |
| Josten's On Campus! Delivery! | Thu 05/21/2026 12:30 pm - 3:00 pm |
| Kona Ice on Campus | Thu 05/28/2026 12:34 pm - 1:29 pm |
| Graduation Practice | Tue 06/02/2026 8:00 am - 10:30 am |
| Graduation | Tue 06/02/2026 7:00 pm - 8:00 pm |
| Freshman Orientation | Mon 08/10/2026 8:30 am - 12:00 pm |
| CASL Conference | Sat 04/10/2027 (All Day) to Mon 04/12/2027 (All Day) |
Tandem
