Catholic secondary · Oakville
Holy Trinity Catholic Secondary School
Use this Oakville school guide to check the essentials: Grades 9–12, English and the school’s official enrolment information. Keep your child’s needs and the exact home address at the centre of the decision.
- Grades
- Grades 9–12
- Teaching language
- English
- School board
- Halton Catholic District School Board
- Address
- 2420 Sixth Line Oakville, ON L6H 5Z8
- Municipality
- Oakville
School-specific context
Holy Trinity is a Grades 9–12 English Catholic school on Sixth Line in Oakville. Its Advanced Placement pathway spans preparation courses and senior AP subjects, giving students several ways to extend their academic studies.
AP and AP Capstone
The school lists preparation courses in the earlier grades and senior options including AP Seminar and Research. Enrolment and current course availability should be checked with the school.
Applied career options
Its SHSM page identifies business, arts and culture, mechatronics, and construction technology pathways that connect senior courses with sector-focused learning.
BEFORE YOU CHOOSE A HOME
Check the address.
Confirm the program.
A nearby home or a shared municipality does not guarantee a place. Ask the board about attendance boundaries and the school about any separate entry requirements.
Considering a home in Oakville?
Explore the municipality once you have checked the school’s entry rules. These searches do not establish distance, school boundaries, transportation or admission.
Official sources and check dates
- Ontario Ministry of Education school profile Source checked Oct 3, 2026
- HCDSB school directory Source checked Oct 3, 2026
- HCDSB school and program boundaries Source checked Oct 3, 2026
- HCDSB registration Source checked Oct 3, 2026
- Official school website Source checked Oct 3, 2026
- Official program or school information Source checked Oct 3, 2026
- Official program or school information Source checked Oct 3, 2026
- Fraser Institute 2025 report — 2023/2024 results Source checked Oct 3, 2026
These guides use AI-assisted research and dated public source records. A source check is not a school visit or a personal assessment. For a correction, choose a team member to contact.