Academic Index Last updated: June 23, 2026

18 Best Universities in Ontario for Theoretical

If you are looking to study Theoretical in Ontario, our index highlights the top 18 domain-leading institutions. Our methodology evaluated 1.63M subject-specific papers and 56.3M citations to find the strongest faculties. This targeted approach bypasses general university reputation, directly revealing the strongest programs.

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1

Toronto

University of Toronto

For Theoretical

#2 in Canada #25 in North America

54% Acceptance

102,431 Enrollment

1827 Founded

2

Waterloo

University of Waterloo

For Theoretical

#3 in Canada #26 in North America

54% Acceptance

16,092 Enrollment

1957 Founded

3

Hamilton, Ontario

McMaster University

For Theoretical

#7 in Canada #54 in North America

49% Acceptance

27,965 Enrollment

1887 Founded

4

London, Ontario

Western University

For Theoretical

#8 in Canada #68 in North America

31% Acceptance

21,836 Enrollment

1878 Founded

5

Guelph

University of Guelph

For Theoretical

#14 in Canada #105 in North America

68% Acceptance

4,336 Enrollment

1964 Founded

6

Ottawa

University of Ottawa

For Theoretical

#16 in Canada #114 in North America

47% Acceptance

42,027 Enrollment

1848 Founded

7

Toronto

York University

For Theoretical

#17 in Canada #116 in North America

32% Acceptance

53,000 Enrollment

1959 Founded

8

Ottawa

Carleton University

For Theoretical

#21 in Canada #131 in North America

17% Acceptance

9,109 Enrollment

1942 Founded

9

Windsor

University of Windsor

For Theoretical

#24 in Canada #156 in North America

30% Acceptance

16,092 Enrollment

1857 Founded

10

Waterloo

Wilfrid Laurier University

For Theoretical

#31 in Canada #195 in North America

73% Acceptance

19,000 Enrollment

1911 Founded

11

Toronto

Ryerson University

For Theoretical

#36 in Canada #292 in North America

61% Acceptance

38,950 Enrollment

1948 Founded

12

Greater Sudbury

Laurentian University

For Theoretical

#39 in Canada #333 in North America

66% Acceptance

9,323 Enrollment

1960 Founded

13

Peterborough

Trent University

For Theoretical

#45 in Canada #408 in North America

80% Acceptance

1,600 Enrollment

1963 Founded

14

St. Catharines

Brock University

For Theoretical

#30 in Canada #186 in North America

95% Acceptance

19,000 Enrollment

1964 Founded

15

Kingston, Ontario

Queen’s University

For Theoretical

#11 in Canada #87 in North America

64% Acceptance

35,612 Enrollment

1841 Founded

16

Sault Ste. Marie

Algoma University

For Theoretical

#47 in Canada #433 in North America

61% Acceptance

1,600 Enrollment

2008 Founded

17

Kingston, Ontario

Royal Military College of Canada

For Theoretical

#35 in Canada #274 in North America

22% Acceptance

9,476 Enrollment

1876 Founded

18

Thunder Bay

Lakehead University

For Theoretical

#41 in Canada #361 in North America

90% Acceptance

16,092 Enrollment

1965 Founded