Thames Valley District School Board
3581 Concession Drive, Glencoe, . Tel. 
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2025-2026 DAILY SCHEDULE
Semester 1 (September 3, 2025 - January 30, 2026)
Semester 2 (February 2, 2026 - June 26, 2026)
Period 1 9:00AM - 10:20AM
Period 2 10:25AM - 11:40AM
Lunch 11:40AM - 12:30PM
Period 3 12:30PM - 1:45PM
Period 4 1:50PM - 3:05PM
2025-2026 TVDSB Secondary School Calendar
Assessment/Evaluation/Exam periods run January 23, 2026 - January 30, 2026 and June 19, 2026 - June 26, 2026. Families are asked to avoid booking appointments in the morning of those days and avoid booking vacations during that time.
SAVE THE DATE!
Our Commencement & Undergraduate Ceremony will take place on Thursday, October 9 at 7:30PM. Graduates have received invitations in the mail with an RSVP and Graduate Introduction Form included. The completed RSVP form must be returned to GDHS by August 29. GO GAELS!
Graduates who have requested to decorate their grad cap, may pick up their cap the week of August 18, but must return it to GDHS by August 29.
IMPORTANT LINKS
TVDSB School Calendar (2025-2026)
GDHS Athlete Profile (2025-2026)
TVRA Spectator Code of Conduct
CURRENT Community Involvement Opportunities
Community Involvement Tracking Sheet (NEW! Hours may now be recorded in the Parent Portal!)
Safe and Inclusive School Plan
School Mental Health Resources (during school year)
Summer Mental Health Resources
Support lines accessible across Thames Valley (during school year)
TVDSB Guidelines for Student Dress
Request a Transcript (if less than a year since graduation contact GDHS) (If more than a year, please contact the Records Centre at 519-452-2000 ext 21078)