Sir William Mulock Secondary School
705 Columbus Way, Newmarket, Ontario, L3X2M7 · York Region DSB
Sir William Mulock Secondary School is a York Region DSB Public secondary school in Newmarket, serving 9-12. Homes in its catchment sit in Glenway Estates, Summerhill Estates and Central Newmarket. Every home shown below falls inside the York Region DSB-published attendance boundary — the same boundary the school board uses for enrolment.
- Grades
- 9-12
- Students
- 1,190
- Language
- English
- Established
- 2001
- 74%
- EQAO composite
- 106
- Homes in Catchment
- $1.0M
- Median Price
- 39Days
- Median DOM
Informational — not a ranking.
See Homes in This CatchmentSchool Performance
View all EQAO results (2024–2025)
School Location
- Address
- 705 Columbus Way, Newmarket, Ontario, L3X2M7
- Phone
- 905-967-1045
- Website
- mulock.ss.yrdsb.ca
Compare Nearby Schools
The closest secondary schools by distance — EQAO shown for reference, not a ranking.
Compare this school
Side-by-side EQAO results and catchment homes versus other Newmarket schools.
Homes in this Catchment
Homes zoned for Sir William Mulock Secondary School, inside its attendance boundary.
Communities in This Catchment
See the exact catchment boundary
The Sir William Mulock Secondary School attendance boundary, drawn from York Region DSB’s current map — with every home for sale inside it.
Nearby catchments
Other Newmarket schools with mapped attendance boundaries near Sir William Mulock Secondary School.
Get homes in the Sir William Mulock Secondary School catchment
See what's for sale inside Sir William Mulock Secondary School's attendance boundary — and get new ones first.
Frequently Asked
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Keep exploring
Keep researching around Sir William Mulock Secondary School — homes, communities and the wider Newmarket market.
EQAO results are provided for informational purposes only and should not be interpreted as a ranking of school quality. Academic outcomes are only one factor families may wish to consider. EQAO results shown reflect the 2024–2025 assessment.
School and assessment data is sourced from the Ontario Ministry of Education, the Education Quality and Accountability Office (EQAO), Ontario Open Data, and the applicable public and Catholic district school boards across the regions we cover (Southern Ontario).
School information — including school boundaries, eligibility, EQAO results, programs and enrolment — is provided for general informational purposes only and may be inaccurate or out of date. Boundaries, eligibility, programs and enrolment can change at any time. EQAO figures reflect past assessment results, are shown per test relative to the city-wide average, are not a ranking, and do not predict any student's outcome. Always confirm current school boundaries and eligibility directly with the applicable school board before relying on this information.
Listing data is provided by the Toronto Regional Real Estate Board (TRREB) and PropTx under the Internet Data Exchange (IDX) program. The information is deemed reliable but is not guaranteed accurate by TRREB, PropTx, CREA or DistrictIQ Inc., Brokerage, may not reflect the most current status, and is subject to errors, omissions, prior sale, change, or withdrawal without notice. Listings should be independently verified.