Ontario Rank	Board Rank	School	City	Type	Overall Score	2023‑24	2022‑23	2021‑22	3‑Year Change	Website
11	1	Pierre Elliott Trudeau High School	Markham	Public	9.1	9.1	8.9	9.0	+0.1 ↑	Visit
14	2	Bur Oak Secondary School	Markham	Public	9.0	9.0	9.0	8.9	+0.1 ↑	Visit
15	3	Unionville High School	Unionville	Public	9.0	9.0	8.9	9.0	0.0 →	Visit
18	4	Bayview Secondary School	Richmond Hill	Public	8.9	8.9	9.0	8.7	+0.2 ↑	Visit
27	5	Markville Secondary School	Markham	Public	8.9	8.9	9.0	8.9	0.0 →	Visit
35	6	Thornlea Secondary School	Thornhill	Public	8.8	8.8	8.8	8.1	+0.7 ↑	Visit
49	7	Milliken Mills High School	Unionville	Public	8.6	8.6	8.8	8.6	0.0 →	Visit
58	8	Dr G W Williams Secondary School	Aurora	Public	8.5	8.5	8.6	8.5	0.0 →	Visit
63	9	Richmond Hill High School	Richmond Hill	Public	8.5	8.5	8.7	8.9	-0.4 ↓	Visit
64	10	Bill Crothers Secondary School	Unionville	Public	8.5	8.5	8.1	7.6	+0.9 ↑	Visit
65	11	Thornhill Secondary School	Thornhill	Public	8.5	8.5	8.1	7.9	+0.6 ↑	Visit
69	12	Alexander MacKenzie High School	Richmond Hill	Public	8.4	8.4	8.4	8.2	+0.2 ↑	Visit
77	13	Markham District High School	Markham	Public	8.3	8.3	8.8	7.9	+0.4 ↑	Visit
78	14	Richmond Green Secondary School	Richmond Hill	Public	8.3	8.3	8.4	7.9	+0.4 ↑	Visit
82	15	Bill Hogarth Secondary School	Markham	Public	8.2	8.2	8.3	8.6	-0.4 ↓	Visit
83	16	Aurora High School	Aurora	Public	8.2	8.2	8.3	8.5	-0.3 ↓	Visit
91	17	Newmarket High School	Newmarket	Public	8.2	8.2	8.2	7.8	+0.4 ↑	Visit
93	18	Stephen Lewis Secondary School	Thornhill	Public	8.2	8.2	8.3	7.9	+0.3 ↑	Visit
95	19	Hodan Nalayeh Secondary School	Thornhill	Public	8.2	8.2	8.5	7.8	+0.4 ↑	Visit
124	20	Maple High School	Maple	Public	8.0	8.0	8.0	8.5	-0.5 ↓	Visit
143	21	Westmount Collegiate Institute	Thornhill	Public	7.9	7.9	8.1	7.9	0.0 →	Visit
184	22	Middlefield Collegiate Institute	Markham	Public	7.7	7.7	7.6	8.2	-0.5 ↓	Visit
214	23	Tommy Douglas Secondary School	Woodbridge	Public	7.5	7.5	7.7	8.1	-0.6 ↓	Visit
240	24	Stouffville District Secondary School	Stouffville	Public	7.4	7.4	7.7	7.7	-0.3 ↓	Visit
322	25	Sir William Mulock Secondary School	Newmarket	Public	7.1	7.1	7.2	6.9	+0.2 ↑	Visit
355	26	King City Secondary School	King City	Public	6.9	6.9	7.5	6.9	0.0 →	Visit
375	27	Emily Carr Secondary School	Woodbridge	Public	6.8	6.8	6.9	7.3	-0.5 ↓	Visit
430	28	Woodbridge College	Woodbridge	Public	6.6	6.6	7.3	6.9	-0.3 ↓	Visit
479	29	Dr John M Denison Secondary School	Newmarket	Public	6.3	6.3	6.8	6.2	+0.1 ↑	Visit
485	30	Huron Heights Secondary School	Newmarket	Public	6.3	6.3	6.3	6.2	+0.1 ↑	Visit
525	31	Langstaff Secondary School	Richmond Hill	Public	6.1	6.1	6.9	7.5	-1.4 ↓	Visit
619	32	Keswick High School	Keswick	Public	5.6	5.6	6.2	4.8	+0.8 ↑	Visit
713	33	Sutton District High School	Sutton	Public	4.7	4.7	4.9	5.2	-0.5 ↓	Visit
806	34	ACCESS Program	Aurora	Public	—	—	—	—	—	Visit