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Schools in Durham CDSB, Ontario (2025)

49 schools · 23,205 students · 49 catholic · median Enrolment 430.

Best elementary schools in OntarioBest secondary schools in OntarioBest public schools in OntarioBest catholic schools in Ontario

Ranked schools in Durham CDSB

Ordered by Success Index (Canada). Rank positions shown on each profile are within Canada and Ontario.

  1. 1
    87
    All Saints Elementary Catholic SchoolWhitby · Catholic Elementary155 Enrolment · 155 students
  2. 2
    77
    St Francis de Sales Catholic SchoolAjax · Catholic Elementary79.3% EQAO Grade 6 · 155 students
  3. 3
    76
    St Matthew the Evangelist Catholic SchoolWhitby · Catholic Elementary78.3% EQAO Grade 6 · 430 students
  4. 4
    76
    St Catherine of Siena Catholic SchoolAjax · Catholic Elementary87.7% EQAO Grade 6 · 350 students
  5. 5
    75
    St Bernard Catholic SchoolWhitby · Catholic Elementary84.3% EQAO Grade 6 · 270 students
  6. 6
    75
    St Elizabeth Seton Catholic SchoolPickering · Catholic Elementary87% EQAO Grade 6 · 625 students
  7. 7
    75
    All Saints Catholic Secondary School Secondary SchoolWhitby · Catholic Secondary91% OSSLT pass rate · 1,285 students
  8. 8
    73
    St Mary Catholic Secondary SchoolPickering · Catholic Secondary92% OSSLT pass rate · 1,310 students
  9. 9
    72
    St Bridget Catholic SchoolBrooklin · Catholic Elementary80.7% EQAO Grade 6 · 335 students
  10. 10
    72
    St Theresa Catholic SchoolWhitby · Catholic Elementary75.3% EQAO Grade 6 · 270 students
  11. 11
    70
    St Paul Catholic SchoolWhitby · Catholic Elementary85.7% EQAO Grade 6 · 425 students
  12. 12
    69
    St John Paull II Catholic Elementary SchoolBrooklin · Catholic Elementary74.3% EQAO Grade 6 · 360 students
  13. 13
    67
    St Monica Catholic SchoolPickering · Catholic Elementary80.3% EQAO Grade 6 · 460 students
  14. 14
    67
    St Isaac Jogues Catholic SchoolPickering · Catholic Elementary82.7% EQAO Grade 6 · 535 students
  15. 15
    64
    Father Leo J Austin Catholic Secondary SchoolWhitby · Catholic Secondary90% OSSLT pass rate · 1,125 students
  16. 16
    62
    St Josephine Bakhita Catholic Elementary SchoolAjax · Catholic Elementary79% EQAO Grade 6 · 465 students
  17. 17
    61
    St Luke the Evangelist Catholic SchoolWhitby · Catholic Elementary78.7% EQAO Grade 6 · 620 students
  18. 18
    59
    St John Bosco Catholic SchoolOshawa · Catholic Elementary75.3% EQAO Grade 6 · 485 students
  19. 19
    58
    Father Fenelon Catholic SchoolPickering · Catholic Elementary76.7% EQAO Grade 6 · 490 students
  20. 20
    56
    St James Catholic SchoolAjax · Catholic Elementary69.3% EQAO Grade 6 · 465 students
  21. 21
    55
    St Teresa of Calcutta Catholic SchoolAjax · Catholic Elementary80% EQAO Grade 6 · 270 students
  22. 22
    54
    Notre Dame Catholic Secondary SchoolAjax · Catholic Secondary87% OSSLT pass rate · 1,065 students
  23. 23
    52
    St John the Evangelist Catholic SchoolWhitby · Catholic Elementary77.3% EQAO Grade 6 · 360 students
  24. 24
    51
    Sir Albert Love Catholic SchoolOshawa · Catholic Elementary69% EQAO Grade 6 · 335 students
  25. 25
    50
    Archbishop Denis O'Connor Catholic High SchoolAjax · Catholic Secondary85% OSSLT pass rate · 710 students
  26. 26
    49
    St Anne Catholic Elementary SchoolOshawa · Catholic Elementary79% EQAO Grade 6 · 770 students
  27. 27
    49
    St Patrick Catholic SchoolAjax · Catholic Elementary78.3% EQAO Grade 6 · 480 students
  28. 28
    48
    St Jude Catholic SchoolAjax · Catholic Elementary72% EQAO Grade 6 · 375 students
  29. 29
    45
    St Kateri Tekakwitha Catholic SchoolOshawa · Catholic Elementary69.7% EQAO Grade 6 · 635 students
  30. 30
    45
    St André Bessette Catholic SchoolAjax · Catholic Elementary73% EQAO Grade 6 · 325 students
  31. 31
    44
    St John XXIII Catholic SchoolOshawa · Catholic Elementary66% EQAO Grade 6 · 300 students
  32. 32
    42
    St Leo Catholic SchoolBrooklin · Catholic Elementary68.3% EQAO Grade 6 · 195 students
  33. 33
    41
    St Joseph Catholic SchoolUxbridge · Catholic Elementary66.7% EQAO Grade 6 · 340 students
  34. 34
    40
    Monsignor Paul Dwyer Catholic High SchoolOshawa · Catholic Secondary82% OSSLT pass rate · 1,200 students
  35. 35
    40
    St Mark the Evangelist Catholic SchoolWhitby · Catholic Elementary71.7% EQAO Grade 6 · 610 students
  36. 36
    37
    St Bernadette Catholic SchoolAjax · Catholic Elementary57.7% EQAO Grade 6 · 615 students
  37. 37
    37
    St Wilfrid Catholic SchoolPickering · Catholic Elementary70.7% EQAO Grade 6 · 565 students
  38. 38
    36
    Holy Family Catholic SchoolBeaverton · Catholic Elementary63.7% EQAO Grade 6 · 135 students
  39. 39
    36
    St Marguerite d'Youville Catholic SchoolWhitby · Catholic Elementary69% EQAO Grade 6 · 340 students
  40. 40
    34
    Good Shepherd Catholic SchoolPort Perry · Catholic Elementary55.3% EQAO Grade 6 · 230 students
  41. 41
    30
    St Thomas Aquinas Catholic SchoolOshawa · Catholic Elementary72% EQAO Grade 6 · 430 students
  42. 42
    27
    St Joseph Catholic SchoolOshawa · Catholic Elementary63% EQAO Grade 6 · 560 students
  43. 43
    27
    Monsignor John Pereyma Catholic Secondary SchoolOshawa · Catholic Secondary87% OSSLT pass rate · 435 students
  44. 44
    26
    St Christopher Catholic SchoolOshawa · Catholic Elementary64.7% EQAO Grade 6 · 540 students
  45. 45
    26
    Monsignor John Pereyma Elementary Catholic SchoolOshawa · Catholic Elementary215 Enrolment · 215 students
  46. 46
    19
    St Hedwig Catholic SchoolOshawa · Catholic Elementary66.7% EQAO Grade 6 · 190 students
  47. 47
    6
    Monsignor Philip Coffey Catholic SchoolOshawa · Catholic Elementary48.7% EQAO Grade 6 · 305 students

Other schools in Durham CDSB

Schools without a rank: fewer than 60 students, no published Enrolment, or a school type that is not scored.

–

Father Donald MacLellan Catholic Elementary School

Ajax · Catholic elementary · Grades 7-8

–

Father Donald MacLellan Catholic Sec Sch Catholic School

Ajax · Catholic alternative · Grades 9-12

60 students

Compare the top 4 schools in Durham CDSB side by side →

City or towns in Durham CDSB

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Frequently asked questions

What is the best school in Durham CDSB?

All Saints Elementary Catholic School is the highest-ranked school in Durham CDSB with a Success Index (Canada) of 86.7 out of 100 (Top 5% of elementary schools in Canada).

How many schools are in Durham CDSB?

Durham CDSB has 49 schools (41 elementary, 7 secondary, 1 alternative) educating 23,205 students in 2025.

What is the typical Enrolment in Durham CDSB?

The median Enrolment across schools in Durham CDSB is 430. Students enrolled in the latest published year.