Public secondary · Whitby
Sinclair Secondary School
Use this Whitby 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
- Durham District School Board
- Address
- 380 Taunton Rd E., Whitby, Ontario L1R 2K5
- Municipality
- Whitby
School-specific context
Sinclair Secondary School is a Grades 9–12 school on Taunton Road East in Whitby. Opened in 1994, the school incorporates an earlier red-brick schoolhouse in its building. Its guidance information asks families to verify residence within the school’s DDSB boundary before arranging registration.
A campus with history
The school’s official history describes a one-room schoolhouse built in 1874 within the present campus structure. The current secondary school opened in 1994.
Check eligibility first
The school’s guidance page makes the address check the first step for registration. Consult DDSB for the exact home address, grade, program and year of entry.
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 Whitby?
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
- Official school information Source checked Oct 3, 2026
- Official school school resources Source checked Oct 3, 2026
- Official school guidance resources Source checked Oct 3, 2026
- Fraser individual school record — identity and result 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.