Best catholic schools in London (2025)

Publicly funded Catholic schools (Ontario). Ranked by the Success Index (Canada) from official Canadian data; 38 schools in London, Ontario. Rank positions shown on each profile are within Canada and Ontario.

1
90
St George Separate SchoolLondon · Catholic Elementary93.7% EQAO Grade 6 · 280 students
2
79
St Theresa Separate SchoolLondon · Catholic Elementary77.7% EQAO Grade 6 · 410 students
3
76
St Thomas Aquinas Secondary SchoolLondon · Catholic Secondary94% OSSLT pass rate · 1,425 students
4
74
St. Nicholas Senior Separate SchoolLondon · Catholic Elementary86% EQAO Grade 6 · 545 students
5
72
St. Kateri Separate SchoolLondon · Catholic Elementary80.3% EQAO Grade 6 · 370 students
6
70
St Catherine of Siena Elementary SchoolLondon · Catholic Elementary79.3% EQAO Grade 6 · 480 students
7
70
St Mary SchoolLondon · Catholic Elementary93% EQAO Grade 6 · 230 students
8
70
St. Gabriel Catholic Elementary School Catholic Elementary SchoolLondon · Catholic Elementary82.3% EQAO Grade 6 · 480 students
9
69
École élémentaire catholique Frère AndréLondon · Catholic Elementary85.3% EQAO Grade 6 · 460 students
10
67
St. John French Immersion SchoolLondon · Catholic Elementary83% EQAO Grade 6 · 540 students
11
63
St. Andre Bessette Secondary SchoolLondon · Catholic Secondary90% OSSLT pass rate · 1,465 students
12
62
St. Rose of Lima Separate SchoolLondon · Catholic Elementary81% EQAO Grade 6 · 600 students
13
61
St Paul Separate SchoolLondon · Catholic Elementary87% EQAO Grade 6 · 405 students
14
59
École élémentaire catholique Monseigneur-BruyèreLondon · Catholic Elementary220 Enrolment · 220 students
15
59
Notre Dame Separate SchoolLondon · Catholic Elementary94.7% EQAO Grade 6 · 355 students
16
56
Mother Teresa Catholic Secondary SchoolLondon · Catholic Secondary90% OSSLT pass rate · 1,795 students
17
56
St Anthony Catholic French Immersion SchoolLondon · Catholic Elementary80.3% EQAO Grade 6 · 460 students
18
55
École secondaire catholique Monseigneur-BruyèreLondon · Catholic Secondary93% OSSLT pass rate · 245 students
19
53
St Mark Separate SchoolLondon · Catholic Elementary72% EQAO Grade 6 · 425 students
20
48
St Martin Separate SchoolLondon · Catholic Elementary72.7% EQAO Grade 6 · 455 students
21
46
Catholic Central High SchoolLondon · Catholic Secondary89% OSSLT pass rate · 1,310 students
22
44
St Michael Separate SchoolLondon · Catholic Elementary82.3% EQAO Grade 6 · 425 students
23
42
St Jude Separate SchoolLondon · Catholic Elementary79.3% EQAO Grade 6 · 390 students
24
42
St Marguerite d'Youville SchoolLondon · Catholic Elementary64.3% EQAO Grade 6 · 485 students
25
41
Sir Arthur Carty Separate SchoolLondon · Catholic Elementary74.3% EQAO Grade 6 · 620 students
26
39
Blessed Sacrament Separate SchoolLondon · Catholic Elementary77% EQAO Grade 6 · 535 students
27
38
École élémentaire catholique Saint-Jean-de-BrébeufLondon · Catholic Elementary73.3% EQAO Grade 6 · 490 students
28
36
Holy Family Elementary SchoolLondon · Catholic Elementary62.7% EQAO Grade 6 · 255 students
29
32
École élémentaire catholique Ste-Jeanne-d'ArcLondon · Catholic Elementary71.7% EQAO Grade 6 · 410 students
30
28
St Francis SchoolLondon · Catholic Elementary62.3% EQAO Grade 6 · 545 students
31
25
St Sebastian Separate SchoolLondon · Catholic Elementary68.3% EQAO Grade 6 · 360 students
32
23
St Anne's Separate SchoolLondon · Catholic Elementary63.3% EQAO Grade 6 · 530 students
33
21
Holy Rosary Separate SchoolLondon · Catholic Elementary63% EQAO Grade 6 · 265 students
34
21
St Bernadette Separate SchoolLondon · Catholic Elementary52.3% EQAO Grade 6 · 330 students
35
19
St Pius X Separate SchoolLondon · Catholic Elementary54.7% EQAO Grade 6 · 485 students
36
19
St Thomas More Separate SchoolLondon · Catholic Elementary69.3% EQAO Grade 6 · 375 students
37
17
John Paul II Catholic Secondary SchoolLondon · Catholic Secondary71% OSSLT pass rate · 940 students
38
16
Regina Mundi CollegeLondon · Catholic Secondary74% OSSLT pass rate · 860 students

#	School	Sector	Success Index (Canada)	Key result	Students
1	St George Separate School London · Elementary · Grades JK-8	Catholic	90.2 Top 5%	93.7% EQAO Grade 6	280
2	St Theresa Separate School London · Elementary · Grades JK-8	Catholic	79.1 Top 10%	77.7% EQAO Grade 6	410
3	St Thomas Aquinas Secondary School London · Secondary · Grades 9-12	Catholic	75.5 Top 25%	94% OSSLT pass rate	1,425
4	St. Nicholas Senior Separate School London · Elementary · Grades JK-8	Catholic	74.0 Top 25%	86% EQAO Grade 6	545
5	St. Kateri Separate School London · Elementary · Grades JK-8	Catholic	72.1 Top 25%	80.3% EQAO Grade 6	370
6	St Catherine of Siena Elementary School London · Elementary · Grades JK-8	Catholic	70.1 Top 25%	79.3% EQAO Grade 6	480
7	St Mary School London · Elementary · Grades 5-8	Catholic	69.9 Top 25%	93% EQAO Grade 6	230
8	St. Gabriel Catholic Elementary School Catholic Elementary School London · Elementary · Grades JK-8	Catholic	69.8 Top 25%	82.3% EQAO Grade 6	480
9	École élémentaire catholique Frère André London · Elementary · Grades JK-6	Catholic	68.9 Top 25%	85.3% EQAO Grade 6	460
10	St. John French Immersion School London · Elementary · Grades JK-8	Catholic	66.5 Top 50%	83% EQAO Grade 6	540
11	St. Andre Bessette Secondary School London · Secondary · Grades 9-12	Catholic	63.4 Top 50%	90% OSSLT pass rate	1,465
12	St. Rose of Lima Separate School London · Elementary · Grades JK-8	Catholic	61.5 Top 50%	81% EQAO Grade 6	600
13	St Paul Separate School London · Elementary · Grades JK-8	Catholic	60.7 Top 50%	87% EQAO Grade 6	405
14	École élémentaire catholique Monseigneur-Bruyère London · Elementary · Grades 7-8	Catholic	59.2 Top 50%	220 Enrolment	220
15	Notre Dame Separate School London · Elementary · Grades JK-8	Catholic	59.2 Top 50%	94.7% EQAO Grade 6	355
16	Mother Teresa Catholic Secondary School London · Secondary · Grades 9-12	Catholic	55.7 Top 50%	90% OSSLT pass rate	1,795
17	St Anthony Catholic French Immersion School London · Elementary · Grades JK-8	Catholic	55.7 Top 50%	80.3% EQAO Grade 6	460
18	École secondaire catholique Monseigneur-Bruyère London · Secondary · Grades 9-12	Catholic	55.1 Top 50%	93% OSSLT pass rate	245
19	St Mark Separate School London · Elementary · Grades JK-8	Catholic	52.7 Top 50%	72% EQAO Grade 6	425
20	St Martin Separate School London · Elementary · Grades JK-8	Catholic	47.5 Lower 50%	72.7% EQAO Grade 6	455
21	Catholic Central High School London · Secondary · Grades 9-12	Catholic	45.9 Lower 50%	89% OSSLT pass rate	1,310
22	St Michael Separate School London · Elementary · Grades JK-8	Catholic	44.2 Lower 50%	82.3% EQAO Grade 6	425
23	St Jude Separate School London · Elementary · Grades JK-8	Catholic	42.4 Lower 50%	79.3% EQAO Grade 6	390
24	St Marguerite d'Youville School London · Elementary · Grades JK-8	Catholic	42.3 Lower 50%	64.3% EQAO Grade 6	485
25	Sir Arthur Carty Separate School London · Elementary · Grades JK-8	Catholic	41.2 Lower 50%	74.3% EQAO Grade 6	620
26	Blessed Sacrament Separate School London · Elementary · Grades JK-8	Catholic	39.4 Lower 50%	77% EQAO Grade 6	535
27	École élémentaire catholique Saint-Jean-de-Brébeuf London · Elementary · Grades JK-6	Catholic	38.3 Lower 50%	73.3% EQAO Grade 6	490
28	Holy Family Elementary School London · Elementary · Grades JK-8	Catholic	36.0 Lower 50%	62.7% EQAO Grade 6	255
29	École élémentaire catholique Ste-Jeanne-d'Arc London · Elementary · Grades JK-8	Catholic	31.7 Lower 50%	71.7% EQAO Grade 6	410
30	St Francis School London · Elementary · Grades JK-8	Catholic	28.3 Lower 50%	62.3% EQAO Grade 6	545
31	St Sebastian Separate School London · Elementary · Grades JK-8	Catholic	25.1 Lower 50%	68.3% EQAO Grade 6	360
32	St Anne's Separate School London · Elementary · Grades JK-8	Catholic	22.5 Lower 50%	63.3% EQAO Grade 6	530
33	Holy Rosary Separate School London · Elementary · Grades JK-8	Catholic	21.3 Lower 50%	63% EQAO Grade 6	265
34	St Bernadette Separate School London · Elementary · Grades JK-8	Catholic	21.0 Lower 50%	52.3% EQAO Grade 6	330
35	St Pius X Separate School London · Elementary · Grades JK-8	Catholic	19.2 Lower 50%	54.7% EQAO Grade 6	485
36	St Thomas More Separate School London · Elementary · Grades JK-8	Catholic	18.8 Lower 50%	69.3% EQAO Grade 6	375
37	John Paul II Catholic Secondary School London · Secondary · Grades 9-12	Catholic	17.4 Lower 50%	71% OSSLT pass rate	940
38	Regina Mundi College London · Secondary · Grades 9-12	Catholic	16.2 Lower 50%	74% OSSLT pass rate	860

St George Separate School in London leads the 2025 list of catholic schools in London with a Success Index (Canada) of 90.2. Of the 38 schools shown, 38 are catholic.

For the full picture see the wider Ontario catholic 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 catholic school in London?

St George Separate School in London, Ontario ranks first among catholic schools in London with a Success Index (Canada) of 90.2 out of 100 (Enrolment: 280).

How are catholic schools in London ranked?

Each school's Success Index (Canada) combines 8 factors: eqao grade 3 (reading, writing, maths) (20%), eqao grade 6 (reading, writing, maths) (25%), eqao grade 9 mathematics (25%), osslt first-attempt pass rate (20%), fsa literacy score (25%), fsa numeracy score (25%), community advantage (fewer low-income households) (10%), parent education (fewer parents without a credential) (10%). Each factor is a percentile against schools of the same type across Canada. Schools with fewer than 60 students are excluded from rankings.

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.