
Assumption Catholic Secondary School Burlington
Assumption Catholic Secondary School is a highly rated secondary school in south Burlington, Ontario. It offers classroom education for grades 9-12, and is a member of the Halton Catholic District School Board.
Contents
- Assumption Catholic Secondary School Burlington
- Special Academic Programs
- Feeder Schools
- Address & Contact Info
- Facilities
- Sports
- Extracurricular Activities
- Assumption Catholic Secondary School Ranking
- Online Reviews
- Nearby Amenities
- Boundary Map
- FAQ
- What grade levels, enrolment size, and catchment area does Assumption Catholic Secondary School serve?
- Which specialized academic programs—such as Advanced Placement and SHSM—are offered at Assumption CSS?
- What extracurricular opportunities—sports, clubs, and student leadership—are available at Assumption Catholic Secondary School?
- Conclusion

There are approximately 1065 students registered at this prominent and well known facility.
Assumption CSS was founded in 1977, and it is considered one of the better Catholic high schools in Burlington.
Special Academic Programs
Assumption Catholic Secondary School has a good assortment of special academic programs.
Advanced Placement
ACSS is a participant in the Advanced Placement Program (AP), which offers students the opportunity to take advanced university-level courses while still in high school, earning them credits and easier admission to colleges and universities across North America.
French Language
The school offers a wide assortment of language studies, including both Core French classes and a full French Immersion program.
SHSM
Assumption CSS offers five different Specialist High Skills Majors (SHSM) programs, including:
- Construction Design
- Justice, Community Safety, and Emergency Services
- Information & Communications Technology (ICT)
- Fitness & Sports Leadership
- Non-profit
OYAP
The Ontario Youth Apprenticeship Program (OYAP) provides practical learning and hands-on training in more than 140 skilled trades.
OYAP is a School to Work program that helps students to explore and work in apprenticeship occupations starting in Grade 10, 11 or Grade 12.
Students have an opportunity to become registered apprentices and work towards becoming certified journeypersons in a skilled trade while completing their secondary school diplomas.

Feeder Schools
ACSS is “fed” by several elementary schools:
- Ascension Catholic Elementary School (JK-8), 5205 New St, Burlington
- Holy Rosary Catholic Elementary School (JK-8), 261 Plains Rd E, Burlington
- St. John Catholic Elementary School (JK-8), 653 Brant St, Burlington
- St. Patrick Catholic Elementary School (JK-8), 200 Kenwood Ave, Burlington
- St. Paul Catholic Elementary School (JK-8), 530 Cumberland Ave, Burlington
- St. Raphael Catholic Elementary School (JK-8), 4056 New St, Burlington
Address & Contact Info
Address: 3230 Woodward Ave.
Burlington, ON. L7N 3P1
Phone number: 905-634-1835
Email:
Website: https://secondary.hcdsb.org/assumption/
School Board: Halton Catholic District School Board
School Type: Catholic (Separate) High School
Academic Calendar: Semesters
School Hours:
- Sun Closed
- Mon 8:45 a.m. – 2:30 p.m.
- Tue 7:45 a.m. – 3:30 p.m.
- Wed 7:45 a.m. – 3:30 p.m.
- Thu 7:45 a.m. – 3:30 p.m.
- Fri 7:45 a.m. – 3:30 p.m.
- Sat Closed
School Size: students: 1065
Religious Affiliation: Christian, Catholic
Foundation Year: 1977
School Uniform: YES
Language of Instruction: English
Gender: Coeducational
Accessibility:
- Wheelchair-accessible entrance
- Wheelchair-accessible parking lot
Facilities
ACSS offers modern and spacious classrooms and work spaces for students. The school also features numerous art rooms, music rooms, athletic fields and computer study areas.
Sports

Assumption Catholic Secondary School offers students the ability to participate in over 15 team (Lions) and individual sports venues, including:
- Badminton
- Baseball
- Basketball
- Cross Country
- Curling
- Field Hockey
- Football
- Golf
- Hockey
- Lacrosse
- Skiing
- Snowboarding
- Soccer
- Softball
- Swimming
- Tennis
- Track and Field
- Volleyball
Extracurricular Activities
ACSS has a lengthy list of extracurricular activities and clubs:
- Art Club
- Arts Council
- Assumption Get Loud
- Black History Month
- Book Club
- Breakfast Club
- Chess Club
- Dance Team
- DECA
- Drama Club
- Equity Matters
- Esports
- Justice Service Team
- Mock Trials
- Model U.N.
- School Band
- School Reach
- Spectrum Gender
- Student Ambassador
- Student Council
- Team Unbreakable
Assumption Catholic Secondary School Ranking
Assumption has consistently scored highly in the Fraser Institute’s annual ranking. This year’s score was 7.3 out of a possible 10, and the school is ranked 163rd out of 746 high schools in the province of Ontario. Compare school rankings.
Online Reviews
Google reviews for the school are currently disabled.
Nearby Amenities
For recreation, the school has a large gymnasium, a soccer/football field surrounded by a 400m track with a long jump pit, and a fitness centre.
Assumption CSS is located in south Burlington, and is about a 10 minute walk from the Burlington Centre Mall.
Boundary Map
Assumption Catholic Secondary School boundary covers a large catchment area from the QEW Highway in the north, to the Lake Ontario shoreline in the south, with Burloak Drive in the east, and Highway 6 in the west.
click map to enlarge
IMPORTANT DISCLAIMER: Not all boundaries are included. We make every effort to ensure that school and district boundary data is up-to-date. It’s important to note, however, that these are approximations and are for general informational purposes only. To verify exact boundaries or school locations, contact your school board.
FAQ
What grade levels, enrolment size, and catchment area does Assumption Catholic Secondary School serve?
Assumption CSS serves students in Grades 9 through 12, with an enrolment around 1065 students as of the 2025‑26 academic year. It draws most of its students from nearby Catholic elementary schools like Ascension, St. Raphael, St. Paul, St. Patrick, St. John, and Holy Rosary, and serves neighbourhoods such as Roseland and central Burlington
Which specialized academic programs—such as Advanced Placement and SHSM—are offered at Assumption CSS?
Assumption offers industry-standard Advanced Placement (AP) courses in English, French, Geography, History, Math, and Science for university-oriented learners. The school also provides Specialist High Skills Major (SHSM) programs in areas including Construction Design, Justice & Community Safety, ICT, Fitness & Sports Leadership, and Non‑profit pathways
What extracurricular opportunities—sports, clubs, and student leadership—are available at Assumption Catholic Secondary School?
Assumption supports a wide variety of sports teams, competing in both the Halton Catholic Athletic Association (HCAA) and the Golden Horseshoe Athletic Conference (GHAC). There are also numerous clubs and activities, including School Reach, Mock Trial, Model UN, DECA, dance team, esports, Equity Matters, and a GSA (Gender & Sexuality Alliance) club
Conclusion
Assumption Catholic Secondary School has excellent rankings in the Fraser Institute grading system. It offers a wide range of academic and specialty courses. It offers an excellent athletics culture, and plenty of extracurricular activities to enrich student lives. The school is highly recommended.
Next: Corpus Christi Catholic Secondary School
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