
Holy Trinity Catholic Secondary School Oakville
Holy Trinity Catholic Secondary School is a Catholic high school in the River Oaks area of north Oakville. It offers classroom education for grades 9-12.
Contents
There are currently approximately 1330 students registered at this prominent high school, which is one of three large Catholic secondary schools in Oakville administered by the Halton Catholic District School Board.
Like many Catholic schools, Holy Trinity Oakville has a dress code, and students are required to wear a uniform.
Academic Programs
Holy Trinity was originally opened in 2002, and today offers a wide assortment of academic courses for students, in both French and English.
Advanced Placement (AP)
Holy Trinity CSS is a participant in the Advanced Placement (AP) Program, which gives academically gifted students the opportunity to study university-level classes while still in high school. Successful AP graduates can earn credits toward the university of college they will attend, and will secure easier admission to many post secondary schools in North America.
SHSM
The school offers four separate Specialist High Skills Majors in Arts & Culture, Business, Environment, and Manufacturing.
French Language
Holy Trinity Catholic Secondary School offers full curriculum for Extended French, as well as basic classes in Core French.
ESL
Holy Trinity CSS Oakville provides English as a Second Language (ESL) programs led by teachers with substantial experience working with students in ESL.
OYAP
The school is also a participant in the Ontario Youth Apprenticeship Program (OYAP) for skilled trades.
Further reading: Full list of special school programs in Halton Region
Feeder Schools
Holy Trinity Oakville is part of a “family” of schools, of which the following elementary schools feed the high school:
- Our Lady of Peace Catholic Elementary School (JK-8), 391 River Glen Blvd, Oakville
- Holy Family Catholic Elementary School (JK-8), 1420 Grovesnor St, Oakville
- St. Andrew Catholic Elementary School (JK-8), 145 Millbank Dr, Oakville
- St. Marguerite d’Youville Catholic Elementary School (JK-8), 1359 Bayshire Dr, Oakville
- St. Michael Catholic Elementary School (JK-8), 165 Sewell Dr, Oakville
Address & Contact Information
Address: 2420 Sixth Line
Oakville, ON. L6H 5Z8
Phone number: 905-257-3534
Website: https://secondary.hcdsb.org/holytrinity/
School Board: Halton Catholic District School Board
School Type: Separate High School
Academic Calendar: Semesters
School Hours:
- Sun Closed
- Mon 8:00 a.m. – 4:00 p.m.
- Tue 8:00 a.m. – 4:00 p.m.
- Wed 8:00 a.m. – 4:00 p.m.
- Thu 8:00 a.m. – 4:00 p.m.
- Fri 8:00 a.m. – 4:00 p.m.
- Sat Closed
School Size: students: 1330
Religious Affiliation: Christian-Catholic
Foundation Year: 2002
School Uniform: YES
Language of Instruction: English
Gender: Coeducational
Accessibility:
- Wheelchair-accessible entrance
- Wheelchair-accessible parking lot

Facilities
The school offers an attractive array of modern classrooms and work spaces for students. It also features numerous workspaces for drama and art, music areas, a large gymnasium, a fitness centre, outdoor athletic fields and computer study areas.
Sports

Holy Trinity Oakville has a large assortment of team (Titans) and individual sports for students to enjoy:
- Badminton
- Baseball
- Basketball
- Cross Country
- Curling
- Field Hockey
- Football
- Golf
- Hockey
- Lacrosse
- Rugby
- Ski & Snowboard
- Soccer
- Softball
- Swimming
- Tennis
- Touch Football
- Track and Field
- Volleyball
Extracurricular Clubs and Programs
The school also has a rich assortment of extracurricular clubs and programs.
- Art Club
- Arts Council
- Best Buddies
- Chess Club
- Choir
- Concert/Jazz Band
- DECA
- Environmental Club
- Girls Run Club
- GSA Group
- Halton Skills Competition
- Homework Club
- Leadership Program
- Robotics Team
- Student Council
- Student Senate
- Tech Crew
- Titans for Life
- Weight Room Club

Holy Trinity High School Ranking
Holy Trinity Catholic Secondary School has consistently scored well in the Fraser Institute’s annual ranking. This year’s score was 7.1 out of a possible 10, and the school is ranked at 201st place out of 747 high schools in the province of Ontario. Compare school rankings.
Online Reviews
Google reviews for Holy Trinity CSS are currently disabled.
School and Nearby Amenities
For recreation, students have access to a large gymnasium, and a full assortment of athletic facilities, including sports fields. The school is located in a north central area of Oakville, near Sixth Line and Dundas St. W.
Holy Trinity Catholic Secondary School Boundary Map
Holy Trinity Oakville boundaries cover a large catchment area from Highway 407 in the north, to the QEW in the south, and from Sixteen Mile Creek in the west, to the Mississauga border in the east.
Click map to enlarge
Conclusion
Holy Trinity Catholic Secondary School has excellent academic programs, and a large array of sports and extracurricular programs that will enrich the high school experience for many students.
It scores above average in the Fraser Institute ranking system, and is well regarded in the community. The school is highly recommended.
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