Thornhill High School (School #669687)

Learn from Anywhere

At Thornhill High School, part of the Gateway Education Group with over 35 years of academic excellence, our Ontario Ministry of Education-recognized programs prepare students for success in university, college, apprenticeships, or the workplace. Whether you choose online or in-person learning, your OSSD earned at Thornhill is equivalent to credits from any publicly funded Ontario secondary school.

If You Started Grade 9 in 2024 or Later

17 Compulsory Credits

4 English (1 per grade)
3 Math (Grade 9, 10, and 11/12)
2 Science
1 Technological Education (Grade 9/10)
1 Canadian History (Grade 10)
1 Canadian Geography (Grade 9)
1 Arts
1 Health & Physical Education
1 French as a Second Language
0.5 Career Studies
0.5 Civics
1 STEM Credit (Business, Computer Studies, Tech Ed, etc.)

13 Optional Credits

Literacy Requirement
2 Online Learning Credits
40 Hours of Community Involvement
Financial Literacy Requirement (Starting 2025: 70%+ in Grade 10 Math)

Compulsory Credit Groups

Group 1: English, Social Sciences, First Nations Studies, Cooperative Education
Group 2: Health & PE, Arts, Business, French
Group 3: Science, Tech Ed, Computer Studies
Max 2 French credits (1 from Group 1 + 1 from Group 2/3).

Flexibility for English Language Learners

Use up to 3 ESL/ELD credits toward English requirements.
Grade 12 English must be a standard compulsory course.

Community Involvement

Start volunteering the summer before Grade 9.
Thornhill provides resources to find qualifying opportunities and track hours.

Online Learning Credits

Required for students starting Grade 9 in 2020–21 or later.
Credits earned during COVID-19 remote learning (April–June 2021) count.

Opting Out of Online Credits

Available if you are:

18+ years old, or
16–17 and legally independent.