Largest Schools in London (2025)

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

#	School	Sector	Enrolment	Success Index (Canada)	Key result	Students
1	Saunders Secondary School London · Secondary · Grades 9-12	Public	2,010	24.9 Lower 50%	70% OSSLT pass rate	2,010
2	Mother Teresa Catholic Secondary School London · Secondary · Grades 9-12	Catholic	1,795	55.7 Top 50%	90% OSSLT pass rate	1,795
3	Sir Frederick Banting Secondary School London · Secondary · Grades 9-12	Public	1,590	36.0 Lower 50%	78% OSSLT pass rate	1,590
4	H B Beal Secondary School London · Secondary · Grades 9-12	Public	1,525	33.3 Lower 50%	79% OSSLT pass rate	1,525
5	A B Lucas Secondary School London · Secondary · Grades 9-12	Public	1,495	66.6 Top 50%	85% OSSLT pass rate	1,495
6	St. Andre Bessette Secondary School London · Secondary · Grades 9-12	Catholic	1,465	63.4 Top 50%	90% OSSLT pass rate	1,465
7	St Thomas Aquinas Secondary School London · Secondary · Grades 9-12	Catholic	1,425	75.5 Top 25%	94% OSSLT pass rate	1,425
8	Catholic Central High School London · Secondary · Grades 9-12	Catholic	1,310	45.9 Lower 50%	89% OSSLT pass rate	1,310
9	Eagle Heights Public School London · Elementary · Grades JK-8	Public	1,160	33.4 Lower 50%	74.7% EQAO Grade 6	1,160
10	Sir Wilfrid Laurier Secondary School London · Secondary · Grades 9-12	Public	1,145	29.2 Lower 50%	79% OSSLT pass rate	1,145
11	Clarke Road Secondary School London · Secondary · Grades 9-12	Public	1,115	16.5 Lower 50%	61% OSSLT pass rate	1,115
12	Oakridge Secondary School London · Secondary · Grades 9-12	Public	1,045	61.8 Top 50%	90% OSSLT pass rate	1,045
13	Wilfrid Jury Public School London · Elementary · Grades JK-8	Public	995	21.6 Lower 50%	62.3% EQAO Grade 6	995
14	Westminster Secondary School London · Secondary · Grades 9-12	Public	980	12.4 Lower 50%	75% OSSLT pass rate	980
15	London Central Secondary School London · Secondary · Grades 9-12	Public	955	65.7 Top 50%	91% OSSLT pass rate	955
16	Stoney Creek Public School London · Elementary · Grades JK-8	Public	955	64.3 Top 50%	86.3% EQAO Grade 6	955
17	John Paul II Catholic Secondary School London · Secondary · Grades 9-12	Catholic	940	17.4 Lower 50%	71% OSSLT pass rate	940
18	White Oaks Public School London · Elementary · Grades JK-8	Public	940	4.8 Lower 50%	51.7% EQAO Grade 6	940
19	Montcalm Secondary School London · Secondary · Grades 9-12	Public	890	7.0 Lower 50%	65% OSSLT pass rate	890
20	London South Collegiate Institute London · Secondary · Grades 9-12	Public	880	25.6 Lower 50%	73% OSSLT pass rate	880
21	Regina Mundi College London · Secondary · Grades 9-12	Catholic	860	16.2 Lower 50%	74% OSSLT pass rate	860
22	Sir Arthur Currie Public School London · Elementary · Grades JK-8	Public	815	71.1 Top 25%	89% EQAO Grade 6	815
23	Lambeth Public School London · Elementary · Grades JK-8	Public	800	81.0 Top 10%	90.3% EQAO Grade 6	800
24	Masonville Public School London · Elementary · Grades JK-8	Public	755	82.8 Top 10%	93% EQAO Grade 6	755
25	Summerside Public School Public School London · Elementary · Grades JK-8	Public	745	61.2 Top 50%	82.7% EQAO Grade 6	745
26	Emily Carr Public School London · Elementary · Grades JK-8	Public	745	47.3 Lower 50%	71% EQAO Grade 6	745
27	Cedar Hollow Public School London · Elementary · Grades JK-8	Public	690	69.0 Top 25%	85.7% EQAO Grade 6	690
28	Jack Chambers Public School London · Elementary · Grades JK-8	Public	685	80.0 Top 10%	97.3% EQAO Grade 6	685
29	Clara Brenton Public School London · Elementary · Grades JK-8	Public	675	69.4 Top 25%	85.3% EQAO Grade 6	675
30	Kensal Park Public School London · Elementary · Grades JK-8	Public	670	47.0 Lower 50%	82.7% EQAO Grade 6	670
31	Westmount Public School London · Elementary · Grades JK-8	Public	670	31.7 Lower 50%	71% EQAO Grade 6	670
32	Louise Arbour French Immersion Public School London · Elementary · Grades JK-8	Public	655	50.6 Lower 50%	85.7% EQAO Grade 6	655
33	Princess Elizabeth Public School London · Elementary · Grades JK-8	Public	645	29.2 Lower 50%	76.3% EQAO Grade 6	645
34	John P Robarts Public School London · Elementary · Grades JK-8	Public	625	18.9 Lower 50%	60.7% EQAO Grade 6	625
35	Ashley Oaks Public School London · Elementary · Grades JK-8	Public	625	6.1 Lower 50%	57.3% EQAO Grade 6	625
36	Sir Arthur Carty Separate School London · Elementary · Grades JK-8	Catholic	620	41.2 Lower 50%	74.3% EQAO Grade 6	620
37	Byron Somerset Public School London · Elementary · Grades JK-8	Public	600	80.7 Top 10%	84.7% EQAO Grade 6	600
38	St. Rose of Lima Separate School London · Elementary · Grades JK-8	Catholic	600	61.5 Top 50%	81% EQAO Grade 6	600
39	Woodland Heights Public School London · Elementary · Grades JK-8	Public	585	19.6 Lower 50%	69.3% EQAO Grade 6	585
40	Byron Northview Public School London · Elementary · Grades JK-8	Public	575	66.6 Top 50%	74% EQAO Grade 6	575
41	Sir Isaac Brock Public School London · Elementary · Grades JK-8	Public	575	34.1 Lower 50%	78% EQAO Grade 6	575
42	Stoneybrook Public School London · Elementary · Grades JK-8	Public	570	64.4 Top 50%	85.7% EQAO Grade 6	570
43	East Carling Public School London · Elementary · Grades JK-8	Public	570	10.3 Lower 50%	64% EQAO Grade 6	570
44	Chippewa Public School London · Elementary · Grades JK-8	Public	560	33.8 Lower 50%	68% EQAO Grade 6	560
45	Glen Cairn Public School London · Elementary · Grades JK-8	Public	560	3.8 Lower 50%	46.3% EQAO Grade 6	560
46	W Sherwood Fox Public School London · Elementary · Grades JK-8	Public	550	20.6 Lower 50%	59.7% EQAO Grade 6	550
47	St. Nicholas Senior Separate School London · Elementary · Grades JK-8	Catholic	545	74.0 Top 25%	86% EQAO Grade 6	545
48	St Francis School London · Elementary · Grades JK-8	Catholic	545	28.3 Lower 50%	62.3% EQAO Grade 6	545
49	Byron Southwood Public School London · Elementary · Grades JK-8	Public	540	85.2 Top 5%	89.3% EQAO Grade 6	540
50	Northridge Public School London · Elementary · Grades JK-8	Public	540	81.6 Top 10%	81% EQAO Grade 6	540
51	St. John French Immersion School London · Elementary · Grades JK-8	Catholic	540	66.5 Top 50%	83% EQAO Grade 6	540
52	Blessed Sacrament Separate School London · Elementary · Grades JK-8	Catholic	535	39.4 Lower 50%	77% EQAO Grade 6	535
53	St Anne's Separate School London · Elementary · Grades JK-8	Catholic	530	22.5 Lower 50%	63.3% EQAO Grade 6	530
54	Prince Charles Public School London · Elementary · Grades JK-8	Public	515	6.8 Lower 50%	29.3% EQAO Grade 6	515
55	Mountsfield Public School London · Elementary · Grades JK-8	Public	510	56.3 Top 50%	81% EQAO Grade 6	510
56	Cleardale Public School London · Elementary · Grades JK-8	Public	495	33.9 Lower 50%	68% EQAO Grade 6	495
57	École élémentaire catholique Saint-Jean-de-Brébeuf London · Elementary · Grades JK-6	Catholic	490	38.3 Lower 50%	73.3% EQAO Grade 6	490
58	St Marguerite d'Youville School London · Elementary · Grades JK-8	Catholic	485	42.3 Lower 50%	64.3% EQAO Grade 6	485
59	St Pius X Separate School London · Elementary · Grades JK-8	Catholic	485	19.2 Lower 50%	54.7% EQAO Grade 6	485
60	Lord Nelson Public School London · Elementary · Grades JK-8	Public	485	17.4 Lower 50%	69.7% EQAO Grade 6	485
61	St Catherine of Siena Elementary School London · Elementary · Grades JK-8	Catholic	480	70.1 Top 25%	79.3% EQAO Grade 6	480
62	St. Gabriel Catholic Elementary School Catholic Elementary School London · Elementary · Grades JK-8	Catholic	480	69.8 Top 25%	82.3% EQAO Grade 6	480
63	Nicholas Wilson Public School London · Elementary · Grades JK-8	Public	475	16.0 Lower 50%	59.3% EQAO Grade 6	475
64	Riverside Public School London · Elementary · Grades JK-8	Public	470	24.7 Lower 50%	68.7% EQAO Grade 6	470
65	Old North Public School London · Elementary · Grades JK-8	Public	465	80.2 Top 10%	88% EQAO Grade 6	465
66	Northbrae Public School London · Elementary · Grades JK-8	Public	465	12.3 Lower 50%	68% EQAO Grade 6	465
67	École élémentaire catholique Frère André London · Elementary · Grades JK-6	Catholic	460	68.9 Top 25%	85.3% EQAO Grade 6	460
68	Tweedsmuir Public School London · Elementary · Grades JK-8	Public	460	55.9 Top 50%	87% EQAO Grade 6	460
69	St Anthony Catholic French Immersion School London · Elementary · Grades JK-8	Catholic	460	55.7 Top 50%	80.3% EQAO Grade 6	460
70	St Martin Separate School London · Elementary · Grades JK-8	Catholic	455	47.5 Lower 50%	72.7% EQAO Grade 6	455
71	Rick Hansen Public School London · Elementary · Grades JK-8	Public	455	4.7 Lower 50%	47% EQAO Grade 6	455
72	Wilton Grove Public School London · Elementary · Grades JK-8	Public	435	4.4 Lower 50%	41% EQAO Grade 6	435
73	St Mark Separate School London · Elementary · Grades JK-8	Catholic	425	52.7 Top 50%	72% EQAO Grade 6	425
74	St Michael Separate School London · Elementary · Grades JK-8	Catholic	425	44.2 Lower 50%	82.3% EQAO Grade 6	425
75	St Theresa Separate School London · Elementary · Grades JK-8	Catholic	410	79.1 Top 10%	77.7% EQAO Grade 6	410
76	École élémentaire catholique Ste-Jeanne-d'Arc London · Elementary · Grades JK-8	Catholic	410	31.7 Lower 50%	71.7% EQAO Grade 6	410
77	École élémentaire La Pommeraie London · Elementary · Grades JK-6	Public	405	66.4 Top 50%	77% EQAO Grade 6	405
78	St Paul Separate School London · Elementary · Grades JK-8	Catholic	405	60.7 Top 50%	87% EQAO Grade 6	405
79	C C Carrothers Public School London · Elementary · Grades JK-8	Public	405	4.4 Lower 50%	46.3% EQAO Grade 6	405
80	Princess AnneFrench Immersion Public School London · Elementary · Grades JK-8	Public	390	52.3 Top 50%	81% EQAO Grade 6	390
81	St Jude Separate School London · Elementary · Grades JK-8	Catholic	390	42.4 Lower 50%	79.3% EQAO Grade 6	390
82	West Oaks French Immersion Public School London · Elementary · Grades JK-8	Public	385	77.1 Top 25%	88% EQAO Grade 6	385
83	Bonaventure Meadows Public School London · Elementary · Grades JK-8	Public	380	7.9 Lower 50%	53.3% EQAO Grade 6	380
84	St Thomas More Separate School London · Elementary · Grades JK-8	Catholic	375	18.8 Lower 50%	69.3% EQAO Grade 6	375
85	St. Kateri Separate School London · Elementary · Grades JK-8	Catholic	370	72.1 Top 25%	80.3% EQAO Grade 6	370
86	St Sebastian Separate School London · Elementary · Grades JK-8	Catholic	360	25.1 Lower 50%	68.3% EQAO Grade 6	360
87	Notre Dame Separate School London · Elementary · Grades JK-8	Catholic	355	59.2 Top 50%	94.7% EQAO Grade 6	355
88	Sir George Etienne Cartier Public School London · Elementary · Grades JK-8	Public	350	30.5 Lower 50%	70% EQAO Grade 6	350
89	Tecumseh Public School London · Elementary · Grades JK-8	Public	345	46.0 Lower 50%	71.3% EQAO Grade 6	345
90	Forest City Public School Public School London · Elementary · Grades JK-8	Public	345	11.5 Lower 50%	44.7% EQAO Grade 6	345
91	Sir John A Macdonald Public School London · Elementary · Grades JK-8	Public	345	5.8 Lower 50%	53.3% EQAO Grade 6	345
92	Lord Elgin Public School London · Elementary · Grades JK-8	Public	345	1.2 Lower 50%	39% EQAO Grade 6	345
93	Knollwood Park Public School London · Elementary · Grades JK-8	Public	340	24.2 Lower 50%	60.7% EQAO Grade 6	340
94	Arthur Ford Public School London · Elementary · Grades JK-8	Public	335	26.8 Lower 50%	69% EQAO Grade 6	335
95	St Bernadette Separate School London · Elementary · Grades JK-8	Catholic	330	21.0 Lower 50%	52.3% EQAO Grade 6	330
96	Arthur Stringer Public School London · Elementary · Grades JK-8	Public	325	14.8 Lower 50%	56% EQAO Grade 6	325
97	University Heights Public School London · Elementary · Grades JK-8	Public	315	38.9 Lower 50%	77.3% EQAO Grade 6	315
98	Orchard Park Public School London · Elementary · Grades JK-8	Public	305	81.9 Top 10%	84.3% EQAO Grade 6	305
99	Jeanne-Sauvé Public School London · Elementary · Grades JK-8	Public	305	62.7 Top 50%	82% EQAO Grade 6	305
100	École secondaire Gabriel-Dumont London · Secondary · Grades 9-12	Public	300	80.0 Top 10%	94% OSSLT pass rate	300

Saunders Secondary School in London leads the 2025 list of largest schools in London with Enrolment 2,010. Of the 100 schools shown, 68 are public, 32 are catholic.

For the full picture see the wider Ontario largest schools rankings, every school on the London 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 London?

Saunders Secondary School in London, Ontario ranks first among largest schools in London with Enrolment 2,010 (Enrolment: 2,010).

How are largest schools in London 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.