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Largest Schools in York Region DSB (2025)

Schools with the highest enrolment. Ranked by the Success Index (Canada) from official Canadian data; 100 schools in York Region DSB, Ontario. Rank positions shown on each profile are within Canada and Ontario.

  1. 1
    82
    Bill Hogarth Secondary SchoolMarkham · Public SecondaryEnrolment: 2,055
  2. 2
    81
    Bayview Secondary SchoolRichmond Hill · Public SecondaryEnrolment: 1,940
  3. 3
    81
    Bur Oak Secondary SchoolMarkham · Public SecondaryEnrolment: 1,865
  4. 4
    80
    Pierre Elliott Trudeau High SchoolMarkham · Public SecondaryEnrolment: 1,865
  5. 5
    68
    Unionville High SchoolUnionville · Public SecondaryEnrolment: 1,865
  6. 6
    86
    Stephen Lewis Secondary SchoolThornhill · Public SecondaryEnrolment: 1,730
  7. 7
    72
    Tommy Douglas Secondary SchoolWoodbridge · Public SecondaryEnrolment: 1,645
  8. 8
    81
    Richmond Hill High SchoolRichmond Hill · Public SecondaryEnrolment: 1,635
  9. 9
    60
    Milliken Mills High SchoolUnionville · Public SecondaryEnrolment: 1,595
  10. 10
    74
    Maple High SchoolMaple · Public SecondaryEnrolment: 1,590
  11. 11
    85
    Bill Crothers Secondary SchoolUnionville · Public SecondaryEnrolment: 1,575
  12. 12
    79
    Markville Secondary SchoolMarkham · Public SecondaryEnrolment: 1,575
  13. 13
    84
    Dr G W Williams Secondary SchoolAurora · Public SecondaryEnrolment: 1,515
  14. 14
    84
    Newmarket High SchoolNewmarket · Public SecondaryEnrolment: 1,515
  15. 15
    55
    Middlefield Collegiate InstituteMarkham · Public SecondaryEnrolment: 1,500
  16. 16
    77
    Markham District High SchoolMarkham · Public SecondaryEnrolment: 1,415
  17. 17
    75
    Alexander MacKenzie High SchoolRichmond Hill · Public SecondaryEnrolment: 1,415
  18. 18
    70
    Stouffville District Secondary SchoolStouffville · Public SecondaryEnrolment: 1,300
  19. 19
    46
    Huron Heights Secondary SchoolNewmarket · Public SecondaryEnrolment: 1,295
  20. 20
    65
    Sir William Mulock Secondary SchoolNewmarket · Public SecondaryEnrolment: 1,190
  21. 21
    73
    Thornlea Secondary SchoolThornhill · Public SecondaryEnrolment: 1,170
  22. 22
    79
    Richmond Green Secondary SchoolRichmond Hill · Public SecondaryEnrolment: 1,160
  23. 23
    76
    Westmount Collegiate InstituteThornhill · Public SecondaryEnrolment: 1,140
  24. 24
    80
    Hodan Nalayeh Secondary SchoolThornhill · Public SecondaryEnrolment: 1,090
  25. 25
    80
    Aurora High SchoolAurora · Public SecondaryEnrolment: 1,020
  26. 26
    59
    King City Secondary SchoolKing City · Public SecondaryEnrolment: 1,010
  27. 27
    44
    Dr John M Denison Secondary SchoolNewmarket · Public SecondaryEnrolment: 1,000
  28. 28
    28
    Keswick High SchoolKeswick · Public SecondaryEnrolment: 960
  29. 29
    72
    Emily Carr Secondary SchoolWoodbridge · Public SecondaryEnrolment: 945
  30. 30
    62
    Thornhill Secondary SchoolThornhill · Public SecondaryEnrolment: 940
  31. 31
    54
    Glad Park Public SchoolStouffville · Public ElementaryEnrolment: 825
  32. 32
    45
    Parkland Public SchoolMarkham · Public ElementaryEnrolment: 805
  33. 33
    63
    Beckett Farm Public SchoolMarkham · Public ElementaryEnrolment: 790
  34. 34
    68
    Stonebridge Public SchoolMarkham · Public ElementaryEnrolment: 780
  35. 35
    72
    Castlemore Public SchoolMarkham · Public ElementaryEnrolment: 770
  36. 36
    57
    Unionville Meadows Public SchoolMarkham · Public ElementaryEnrolment: 770
  37. 37
    68
    Black Walnut Public SchoolMarkham · Public ElementaryEnrolment: 745
  38. 38
    59
    Oscar Peterson Public SchoolStouffville · Public ElementaryEnrolment: 740
  39. 39
    70
    Barbara Reid Public SchoolStouffville · Public ElementaryEnrolment: 730
  40. 40
    55
    Blue Willow Public SchoolWoodbridge · Public ElementaryEnrolment: 730
  41. 41
    76
    Dr Roberta Bondar Public SchoolMaple · Public ElementaryEnrolment: 725
  42. 42
    63
    Randall Public SchoolMarkham · Public ElementaryEnrolment: 725
  43. 43
    72
    David Suzuki Public SchoolMarkham · Public ElementaryEnrolment: 705
  44. 44
    26
    Crosby Heights Public SchoolRichmond Hill · Public ElementaryEnrolment: 705
  45. 45
    61
    Phoebe Gilman Public SchoolEast Gwillimbury · Public ElementaryEnrolment: 700
  46. 46
    79
    Bogart Public SchoolNewmarket · Public ElementaryEnrolment: 695
  47. 47
    71
    Trillium Woods Public SchoolRichmond Hill · Public ElementaryEnrolment: 690
  48. 48
    78
    Rouge Park Public SchoolMarkham · Public ElementaryEnrolment: 685
  49. 49
    66
    Wismer Public SchoolMarkham · Public ElementaryEnrolment: 685
  50. 50
    61
    Doncrest Public SchoolRichmond Hill · Public ElementaryEnrolment: 685
  51. 51
    76
    Sir Wilfrid Laurier Public SchoolMarkham · Public ElementaryEnrolment: 670
  52. 52
    74
    Bayview Hill Elementary SchoolRichmond Hill · Public ElementaryEnrolment: 670
  53. 53
    65
    Donald Cousens Public SchoolMarkham · Public ElementaryEnrolment: 670
  54. 54
    60
    Fred Varley Public SchoolMarkham · Public ElementaryEnrolment: 665
  55. 55
    62
    Glenn Gould Public SchoolVaughan · Public ElementaryEnrolment: 655
  56. 56
    55
    Woodbridge CollegeWoodbridge · Public SecondaryEnrolment: 655
  57. 57
    55
    Harry Bowes Public SchoolStouffville · Public ElementaryEnrolment: 650
  58. 58
    39
    Langstaff Secondary SchoolRichmond Hill · Public SecondaryEnrolment: 635
  59. 59
    79
    Rick Hansen Public SchoolAurora · Public ElementaryEnrolment: 630
  60. 60
    33
    Aldergrove Public SchoolUnionville · Public ElementaryEnrolment: 630
  61. 61
    73
    Silver Stream Public SchoolRichmond Hill · Public ElementaryEnrolment: 620
  62. 62
    72
    Greensborough Public SchoolMarkham · Public ElementaryEnrolment: 615
  63. 63
    63
    Stonehaven Elementary SchoolNewmarket · Public ElementaryEnrolment: 615
  64. 64
    59
    Cedarwood Public SchoolMarkham · Public ElementaryEnrolment: 615
  65. 65
    73
    Central Park Public SchoolMarkham · Public ElementaryEnrolment: 610
  66. 66
    32
    Armadale Public SchoolMarkham · Public ElementaryEnrolment: 610
  67. 67
    74
    Wendat Village Public SchoolStouffville · Public ElementaryEnrolment: 605
  68. 68
    66
    Poplar Bank Public SchoolNewmarket · Public ElementaryEnrolment: 605
  69. 69
    57
    Coledale Public SchoolMarkham · Public ElementaryEnrolment: 605
  70. 70
    84
    Michael Cranny Elementary SchoolMaple · Public ElementaryEnrolment: 600
  71. 71
    79
    Roméo Dallaire Public SchoolMaple · Public ElementaryEnrolment: 600
  72. 72
    73
    Herbert H Carnegie Public SchoolMaple · Public ElementaryEnrolment: 595
  73. 73
    72
    Johnny Lombardi Public SchoolWoodbridge · Public ElementaryEnrolment: 595
  74. 74
    69
    Elder's Mills Public SchoolWoodbridge · Public ElementaryEnrolment: 595
  75. 75
    66
    Wilclay Public SchoolMarkham · Public ElementaryEnrolment: 595
  76. 76
    64
    Little Rouge Public SchoolMarkham · Public ElementaryEnrolment: 595
  77. 77
    57
    Sharon Public SchoolEast Gwillimbury · Public ElementaryEnrolment: 595
  78. 78
    35
    Lake Simcoe Public SchoolKeswick · Public ElementaryEnrolment: 590
  79. 79
    74
    Louis-Honore Frechette Public SchoolThornhill · Public ElementaryEnrolment: 580
  80. 80
    69
    Tanya Khan Public SchoolVaughan · Public ElementaryEnrolment: 575
  81. 81
    45
    Red Maple Public SchoolRichmond Hill · Public ElementaryEnrolment: 575
  82. 82
    82
    Beynon Fields Public SchoolRichmond Hill · Public ElementaryEnrolment: 570
  83. 83
    66
    Parkview Public SchoolUnionville · Public ElementaryEnrolment: 570
  84. 84
    67
    William Berczy Public SchoolUnionville · Public ElementaryEnrolment: 565
  85. 85
    77
    Lester B Pearson Public SchoolAurora · Public ElementaryEnrolment: 560
  86. 86
    49
    Clearmeadow Public SchoolNewmarket · Public ElementaryEnrolment: 560
  87. 87
    80
    Mount Joy Public SchoolMarkham · Public ElementaryEnrolment: 555
  88. 88
    79
    Windham Ridge Public SchoolRichmond Hill · Public ElementaryEnrolment: 555
  89. 89
    79
    Bond Lake Public SchoolRichmond Hill · Public ElementaryEnrolment: 550
  90. 90
    76
    Hartman Public SchoolAurora · Public ElementaryEnrolment: 550
  91. 91
    69
    Mazo De La Roche Public SchoolNewmarket · Public ElementaryEnrolment: 550
  92. 92
    66
    Baythorn Public SchoolThornhill · Public ElementaryEnrolment: 550
  93. 93
    52
    Charles Howitt Public SchoolRichmond Hill · Public ElementaryEnrolment: 550
  94. 94
    81
    MacLeod's Landing Public SchoolRichmond Hill · Public ElementaryEnrolment: 545
  95. 95
    72
    John McCrae Public SchoolMarkham · Public ElementaryEnrolment: 545
  96. 96
    60
    Woodbridge Public SchoolWoodbridge · Public ElementaryEnrolment: 545
  97. 97
    79
    Mackenzie Glen Public SchoolMaple · Public ElementaryEnrolment: 540
  98. 98
    64
    Alexander Muir Public SchoolNewmarket · Public ElementaryEnrolment: 540
  99. 99
    78
    Sam Chapman Public SchoolMarkham · Public ElementaryEnrolment: 535
  100. 100
    75
    Fossil Hill Public SchoolWoodbridge · Public ElementaryEnrolment: 535

Bill Hogarth Secondary School in Markham leads the 2025 list of largest schools in York Region DSB with Enrolment 2,055. Of the 100 schools shown, 100 are public.

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

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Frequently asked questions

What is the best largest school in York Region DSB?

Bill Hogarth Secondary School in Markham, Ontario ranks first among largest schools in York Region DSB with Enrolment 2,055 (Enrolment: 2,055).

How are largest schools in York Region DSB ranked?

Schools with the highest enrolment. Only schools eligible for the Success Index (Canada) are included; the index is shown alongside for context.

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.