Skip to content
S

Secondary Schools by EQAO Results in York Region DSB (2025)

Ontario secondary schools ranked by the OSSLT first-attempt pass rate, with Grade 9 mathematics as the tiebreaker. Listed with official data; 33 schools in York Region DSB, Ontario. Rank positions shown on each profile are within Canada and Ontario.

  1. 1
    85
    Bill Crothers Secondary SchoolUnionville · Public SecondaryOSSLT pass: 98% · G9 maths 79%
  2. 2
    80
    Pierre Elliott Trudeau High SchoolMarkham · Public SecondaryOSSLT pass: 97% · G9 maths 91%
  3. 3
    82
    Bill Hogarth Secondary SchoolMarkham · Public SecondaryOSSLT pass: 97% · G9 maths 78%
  4. 4
    84
    Newmarket High SchoolNewmarket · Public SecondaryOSSLT pass: 97% · G9 maths 75%
  5. 5
    79
    Markville Secondary SchoolMarkham · Public SecondaryOSSLT pass: 96% · G9 maths 92%
  6. 6
    81
    Bur Oak Secondary SchoolMarkham · Public SecondaryOSSLT pass: 96% · G9 maths 89%
  7. 7
    81
    Richmond Hill High SchoolRichmond Hill · Public SecondaryOSSLT pass: 96% · G9 maths 81%
  8. 8
    81
    Bayview Secondary SchoolRichmond Hill · Public SecondaryOSSLT pass: 95% · G9 maths 91%
  9. 9
    84
    Dr G W Williams Secondary SchoolAurora · Public SecondaryOSSLT pass: 94% · G9 maths 82%
  10. 10
    74
    Maple High SchoolMaple · Public SecondaryOSSLT pass: 93% · G9 maths 73%
  11. 11
    80
    Aurora High SchoolAurora · Public SecondaryOSSLT pass: 93% · G9 maths 72%
  12. 12
    72
    Emily Carr Secondary SchoolWoodbridge · Public SecondaryOSSLT pass: 93% · G9 maths 63%
  13. 13
    86
    Stephen Lewis Secondary SchoolThornhill · Public SecondaryOSSLT pass: 92% · G9 maths 81%
  14. 14
    77
    Markham District High SchoolMarkham · Public SecondaryOSSLT pass: 92% · G9 maths 77%
  15. 15
    72
    Tommy Douglas Secondary SchoolWoodbridge · Public SecondaryOSSLT pass: 92% · G9 maths 68%
  16. 16
    79
    Richmond Green Secondary SchoolRichmond Hill · Public SecondaryOSSLT pass: 91% · G9 maths 82%
  17. 17
    75
    Alexander MacKenzie High SchoolRichmond Hill · Public SecondaryOSSLT pass: 91% · G9 maths 77%
  18. 18
    80
    Hodan Nalayeh Secondary SchoolThornhill · Public SecondaryOSSLT pass: 91% · G9 maths 74%
  19. 19
    70
    Stouffville District Secondary SchoolStouffville · Public SecondaryOSSLT pass: 91% · G9 maths 63%
  20. 20
    55
    Woodbridge CollegeWoodbridge · Public SecondaryOSSLT pass: 91% · G9 maths 50%
  21. 21
    68
    Unionville High SchoolUnionville · Public SecondaryOSSLT pass: 90% · G9 maths 88%
  22. 22
    73
    Thornlea Secondary SchoolThornhill · Public SecondaryOSSLT pass: 90% · G9 maths 78%
  23. 23
    60
    Milliken Mills High SchoolUnionville · Public SecondaryOSSLT pass: 90% · G9 maths 75%
  24. 24
    76
    Westmount Collegiate InstituteThornhill · Public SecondaryOSSLT pass: 90% · G9 maths 72%
  25. 25
    65
    Sir William Mulock Secondary SchoolNewmarket · Public SecondaryOSSLT pass: 89% · G9 maths 59%
  26. 26
    62
    Thornhill Secondary SchoolThornhill · Public SecondaryOSSLT pass: 88% · G9 maths 68%
  27. 27
    59
    King City Secondary SchoolKing City · Public SecondaryOSSLT pass: 87% · G9 maths 54%
  28. 28
    55
    Middlefield Collegiate InstituteMarkham · Public SecondaryOSSLT pass: 86% · G9 maths 72%
  29. 29
    46
    Huron Heights Secondary SchoolNewmarket · Public SecondaryOSSLT pass: 85% · G9 maths 46%
  30. 30
    44
    Dr John M Denison Secondary SchoolNewmarket · Public SecondaryOSSLT pass: 84% · G9 maths 47%
  31. 31
    39
    Langstaff Secondary SchoolRichmond Hill · Public SecondaryOSSLT pass: 81% · G9 maths 53%
  32. 32
    28
    Keswick High SchoolKeswick · Public SecondaryOSSLT pass: 77% · G9 maths 29%
  33. 33
    23
    Sutton District High SchoolSutton · Public SecondaryOSSLT pass: 66% · G9 maths 16%

Bill Crothers Secondary School in Unionville leads the 2025 list of secondary schools by eqao results in York Region DSB with OSSLT pass 98% · G9 maths 79%. Of the 33 schools shown, 33 are public.

For the full picture see the wider Ontario secondary schools by eqao results rankings, every school on the York Region DSB page, or the comparison tool to put a shortlist side by side.

Free academic assessment

Is your child on track for EQAO and beyond?

Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.

  • Personalised learning plan mapped to the Australian Curriculum
  • English & Maths from Kindergarten to Year 12
  • Flexible memberships, no lock-in contracts
  • Centres across NSW, VIC, QLD, WA, SA and ACT

No cost, no obligation. By submitting you agree to be contacted by Success Tutoring about your enquiry. See our privacy policy.

Frequently asked questions

What is the best eqao (secondary) school in York Region DSB?

Bill Crothers Secondary School in Unionville, Ontario ranks first among secondary schools by eqao results in York Region DSB with OSSLT pass 98% · G9 maths 79% (Enrolment: 1,575).

How are secondary schools by eqao results in York Region DSB ranked?

Ontario secondary schools ranked by the OSSLT first-attempt pass rate, with Grade 9 mathematics as the tiebreaker. Figures are the most recent published by the national authority and matched to the school directory.

Are these 2025 rankings official?

No. They are computed by Success Tutoring from official Canadian data (Ontario – School information and student demographics; BC Data Catalogue – Foundation Skills Assessment). Provinces publish different assessments, so scores are comparable within a province, not between provinces.