Largest Schools in Lambton Kent DSB (2025)
Schools with the highest enrolment. Ranked by the Success Index (Canada) from official Canadian data; 64 schools in Lambton Kent DSB, Ontario. Rank positions shown on each profile are within Canada and Ontario.
- 129Chatham-Kent Secondary SchoolChatham · Public SecondaryEnrolment: 1,150
- 274Northern Collegiate Institute and Vocational SchoolSarnia · Public SecondaryEnrolment: 1,145
- 319Great Lakes Secondary SchoolSarnia · Public SecondaryEnrolment: 1,095
- 465Lambton Central Collegiate and Vocational InstitutePetrolia · Public SecondaryEnrolment: 845
- 535McNaughton Ave Public SchoolChatham · Public ElementaryEnrolment: 775
- 665Indian Creek Road Public SchoolChatham · Public ElementaryEnrolment: 665
- 742North Lambton Secondary SchoolForest · Public SecondaryEnrolment: 575
- 827Wallaceburg District Secondary SchoolWallaceburg · Public SecondaryEnrolment: 575
- 915Tecumseh Public SchoolChatham · Public ElementaryEnrolment: 575
- 1012John McGregor Secondary SchoolChatham · Public SecondaryEnrolment: 560
- 1186Cathcart Boulevard Public SchoolSarnia · Public ElementaryEnrolment: 555
- 1211P.E. McGibbon Public SchoolSarnia · Public ElementaryEnrolment: 520
- 1355Rosedale Public SchoolSarnia · Public ElementaryEnrolment: 470
- 1466Sir John Moore Community SchoolCorunna · Public ElementaryEnrolment: 465
- 158High Park Public SchoolSarnia · Public ElementaryEnrolment: 455
- 1642Errol Road Public SchoolSarnia · Public ElementaryEnrolment: 430
- 1731Dresden Area Central SchoolDresden · Public ElementaryEnrolment: 390
- 1845Harwich-Raleigh Public SchoolBlenheim · Public ElementaryEnrolment: 365
- 1926Lambton Kent Composite SchoolDresden · Public SecondaryEnrolment: 350
- 2011Tilbury District High SchoolTilbury · Public SecondaryEnrolment: 345
- 2159Bright's Grove Public SchoolBright's Grove · Public ElementaryEnrolment: 335
- 2252Queen Elizabeth II P Public SchoolPetrolia · Public ElementaryEnrolment: 335
- 2322Lansdowne Public SchoolSarnia · Public ElementaryEnrolment: 325
- 248Victor Lauriston Public SchoolChatham · Public ElementaryEnrolment: 320
- 257Queen Elizabeth II C Public SchoolChatham · Public ElementaryEnrolment: 315
- 2636Tilbury Area Public SchoolTilbury · Public ElementaryEnrolment: 310
- 2770Plympton-Wyoming Public SchoolWyoming · Public ElementaryEnrolment: 300
- 2854Kinnwood Central Public SchoolForest · Public ElementaryEnrolment: 300
- 2934Alexander Mackenzie Secondary SchoolSarnia · Public SecondaryEnrolment: 300
- 3089Errol Village Public SchoolCamlachie · Public ElementaryEnrolment: 290
- 3155King George VI Public SchoolSarnia · Public ElementaryEnrolment: 285
- 3244King George VI Public SchoolChatham · Public ElementaryEnrolment: 285
- 3377École Hillcrest Public SchoolPetrolia · Public ElementaryEnrolment: 275
- 3438Brooke Central SchoolAlvinston · Public ElementaryEnrolment: 275
- 353Queen Elizabeth II SchoolSarnia · Public ElementaryEnrolment: 275
- 3649Grand Bend Public SchoolGrand Bend · Public ElementaryEnrolment: 270
- 3765Confederation Central SchoolSarnia · Public ElementaryEnrolment: 265
- 3847Gregory Drive Public SchoolChatham · Public ElementaryEnrolment: 255
- 3917Naahii Ridge Public SchoolRidgetown · Public ElementaryEnrolment: 255
- 408A A Wright Public SchoolWallaceburg · Public ElementaryEnrolment: 255
- 4149Colonel Cameron Public SchoolCorunna · Public ElementaryEnrolment: 250
- 4216Winston Churchill Public SchoolChatham · Public ElementaryEnrolment: 250
- 4338Blenheim District High SchoolBlenheim · Public SecondaryEnrolment: 240
- 4432East Lambton Elementary SchoolWatford · Public ElementaryEnrolment: 225
- 4547Lambton Central Centennial SchoolPetrolia · Public ElementaryEnrolment: 210
- 4621W J Baird Public SchoolBlenheim · Public ElementaryEnrolment: 195
- 4755Brigden SchoolBrigden · Public ElementaryEnrolment: 190
- 4848H W Burgess Public SchoolWallaceburg · Public ElementaryEnrolment: 180
- 4928Hanna Memorial Public SchoolSarnia · Public ElementaryEnrolment: 180
- 5017London Road SchoolSarnia · Public ElementaryEnrolment: 180
- 5144Bosanquet Central Public SchoolThedford · Public ElementaryEnrolment: 175
- 5239Wheatley Area Public SchoolWheatley · Public ElementaryEnrolment: 170
- 5380Lakeroad Public SchoolSarnia · Public ElementaryEnrolment: 165
- 5432Thamesville Area Central Public SchoolThamesville · Public ElementaryEnrolment: 155
- 5582Riverview Central SchoolPort Lambton · Public ElementaryEnrolment: 150
- 5626Wallaceburg DSS-Gr. 7 & 8Wallaceburg · Public ElementaryEnrolment: 140
- 5741Merlin Area Public SchoolMerlin · Public ElementaryEnrolment: 135
- 5816Bridgeview Public SchoolPoint Edward · Public ElementaryEnrolment: 130
- 5937Dawn-Euphemia SchoolDresden · Public ElementaryEnrolment: 125
- 6014Ridgetown District High SchoolRidgetown · Public SecondaryEnrolment: 120
- 6162Aberarder Central SchoolCamlachie · Public ElementaryEnrolment: 105
- 6238Zone Township Central SchoolBothwell · Public ElementaryEnrolment: 100
- 6334Mooretown-Courtright SchoolMooretown · Public ElementaryEnrolment: 95
- 6411Ridgetown DHS-Gr. 7 & 8Ridgetown · Public ElementaryEnrolment: 90
| # | School | Sector | Enrolment | Success Index (Canada) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | Chatham-Kent Secondary School Chatham · Secondary · Grades 9-12 | Public | 1,150 | 29.3 Lower 50% | 77% OSSLT pass rate | 1,150 |
| 2 | Northern Collegiate Institute and Vocational School Sarnia · Secondary · Grades 9-12 | Public | 1,145 | 74.4 Top 25% | 92% OSSLT pass rate | 1,145 |
| 3 | Great Lakes Secondary School Sarnia · Secondary · Grades 9-12 | Public | 1,095 | 18.5 Lower 50% | 72% OSSLT pass rate | 1,095 |
| 4 | Lambton Central Collegiate and Vocational Institute Petrolia · Secondary · Grades 9-12 | Public | 845 | 65.4 Top 50% | 90% OSSLT pass rate | 845 |
| 5 | McNaughton Ave Public School Chatham · Elementary · Grades JK-8 | Public | 775 | 35.0 Lower 50% | 70% EQAO Grade 6 | 775 |
| 6 | Indian Creek Road Public School Chatham · Elementary · Grades JK-8 | Public | 665 | 65.0 Top 50% | 80.3% EQAO Grade 6 | 665 |
| 7 | North Lambton Secondary School Forest · Secondary · Grades 9-12 | Public | 575 | 42.0 Lower 50% | 83% OSSLT pass rate | 575 |
| 8 | Wallaceburg District Secondary School Wallaceburg · Secondary · Grades 9-12 | Public | 575 | 27.4 Lower 50% | 75% OSSLT pass rate | 575 |
| 9 | Tecumseh Public School Chatham · Elementary · Grades JK-8 | Public | 575 | 15.3 Lower 50% | 56% EQAO Grade 6 | 575 |
| 10 | John McGregor Secondary School Chatham · Secondary · Grades 9-12 | Public | 560 | 11.9 Lower 50% | 65% OSSLT pass rate | 560 |
| 11 | Cathcart Boulevard Public School Sarnia · Elementary · Grades JK-8 | Public | 555 | 86.4 Top 5% | 91% EQAO Grade 6 | 555 |
| 12 | P.E. McGibbon Public School Sarnia · Elementary · Grades JK-8 | Public | 520 | 10.7 Lower 50% | 39% EQAO Grade 6 | 520 |
| 13 | Rosedale Public School Sarnia · Elementary · Grades JK-8 | Public | 470 | 55.1 Top 50% | 69.7% EQAO Grade 6 | 470 |
| 14 | Sir John Moore Community School Corunna · Elementary · Grades JK-8 | Public | 465 | 66.1 Top 50% | 76.3% EQAO Grade 6 | 465 |
| 15 | High Park Public School Sarnia · Elementary · Grades JK-8 | Public | 455 | 7.6 Lower 50% | 55% EQAO Grade 6 | 455 |
| 16 | Errol Road Public School Sarnia · Elementary · Grades JK-8 | Public | 430 | 42.3 Lower 50% | 62.3% EQAO Grade 6 | 430 |
| 17 | Dresden Area Central School Dresden · Elementary · Grades JK-8 | Public | 390 | 31.0 Lower 50% | 58.7% EQAO Grade 6 | 390 |
| 18 | Harwich-Raleigh Public School Blenheim · Elementary · Grades JK-8 | Public | 365 | 44.5 Lower 50% | 65.7% EQAO Grade 6 | 365 |
| 19 | Lambton Kent Composite School Dresden · Secondary · Grades 9-12 | Public | 350 | 26.3 Lower 50% | 78% OSSLT pass rate | 350 |
| 20 | Tilbury District High School Tilbury · Secondary · Grades 9-12 | Public | 345 | 10.5 Lower 50% | 54% OSSLT pass rate | 345 |
| 21 | Bright's Grove Public School Bright's Grove · Elementary · Grades JK-8 | Public | 335 | 59.4 Top 50% | 74% EQAO Grade 6 | 335 |
| 22 | Queen Elizabeth II P Public School Petrolia · Elementary · Grades JK-8 | Public | 335 | 51.9 Top 50% | 59.3% EQAO Grade 6 | 335 |
| 23 | Lansdowne Public School Sarnia · Elementary · Grades JK-8 | Public | 325 | 21.5 Lower 50% | 55% EQAO Grade 6 | 325 |
| 24 | Victor Lauriston Public School Chatham · Elementary · Grades JK-8 | Public | 320 | 8.2 Lower 50% | 51.3% EQAO Grade 6 | 320 |
| 25 | Queen Elizabeth II C Public School Chatham · Elementary · Grades JK-8 | Public | 315 | 7.3 Lower 50% | 48.3% EQAO Grade 6 | 315 |
| 26 | Tilbury Area Public School Tilbury · Elementary · Grades JK-8 | Public | 310 | 35.5 Lower 50% | 66.3% EQAO Grade 6 | 310 |
| 27 | Plympton-Wyoming Public School Wyoming · Elementary · Grades JK-8 | Public | 300 | 70.3 Top 25% | 78.3% EQAO Grade 6 | 300 |
| 28 | Kinnwood Central Public School Forest · Elementary · Grades JK-8 | Public | 300 | 53.7 Top 50% | 71.7% EQAO Grade 6 | 300 |
| 29 | Alexander Mackenzie Secondary School Sarnia · Secondary · Grades 9-12 | Public | 300 | 33.8 Lower 50% | 28% OSSLT pass rate | 300 |
| 30 | Errol Village Public School Camlachie · Elementary · Grades JK-8 | Public | 290 | 88.5 Top 5% | 90% EQAO Grade 6 | 290 |
| 31 | King George VI Public School Sarnia · Elementary · Grades JK-8 | Public | 285 | 55.4 Top 50% | 76% EQAO Grade 6 | 285 |
| 32 | King George VI Public School Chatham · Elementary · Grades JK-8 | Public | 285 | 43.9 Lower 50% | 75.7% EQAO Grade 6 | 285 |
| 33 | École Hillcrest Public School Petrolia · Elementary · Grades JK-8 | Public | 275 | 77.0 Top 25% | 84% EQAO Grade 6 | 275 |
| 34 | Brooke Central School Alvinston · Elementary · Grades JK-8 | Public | 275 | 37.5 Lower 50% | 67.7% EQAO Grade 6 | 275 |
| 35 | Queen Elizabeth II School Sarnia · Elementary · Grades JK-8 | Public | 275 | 3.2 Lower 50% | 44.7% EQAO Grade 6 | 275 |
| 36 | Grand Bend Public School Grand Bend · Elementary · Grades JK-8 | Public | 270 | 48.6 Lower 50% | 65.3% EQAO Grade 6 | 270 |
| 37 | Confederation Central School Sarnia · Elementary · Grades JK-8 | Public | 265 | 64.9 Top 50% | 78% EQAO Grade 6 | 265 |
| 38 | Gregory Drive Public School Chatham · Elementary · Grades JK-8 | Public | 255 | 47.0 Lower 50% | 71% EQAO Grade 6 | 255 |
| 39 | Naahii Ridge Public School Ridgetown · Elementary · Grades JK-6 | Public | 255 | 16.7 Lower 50% | 59.3% EQAO Grade 6 | 255 |
| 40 | A A Wright Public School Wallaceburg · Elementary · Grades JK-6 | Public | 255 | 7.8 Lower 50% | 52% EQAO Grade 6 | 255 |
| 41 | Colonel Cameron Public School Corunna · Elementary · Grades JK-8 | Public | 250 | 48.6 Lower 50% | 76.3% EQAO Grade 6 | 250 |
| 42 | Winston Churchill Public School Chatham · Elementary · Grades JK-8 | Public | 250 | 15.5 Lower 50% | 62.3% EQAO Grade 6 | 250 |
| 43 | Blenheim District High School Blenheim · Secondary · Grades 9-12 | Public | 240 | 37.5 Lower 50% | 81% OSSLT pass rate | 240 |
| 44 | East Lambton Elementary School Watford · Elementary · Grades JK-8 | Public | 225 | 31.9 Lower 50% | 48% EQAO Grade 6 | 225 |
| 45 | Lambton Central Centennial School Petrolia · Elementary · Grades JK-8 | Public | 210 | 46.6 Lower 50% | 65% EQAO Grade 6 | 210 |
| 46 | W J Baird Public School Blenheim · Elementary · Grades JK-8 | Public | 195 | 21.1 Lower 50% | 51% EQAO Grade 6 | 195 |
| 47 | Brigden School Brigden · Elementary · Grades JK-8 | Public | 190 | 55.3 Top 50% | 79.3% EQAO Grade 6 | 190 |
| 48 | H W Burgess Public School Wallaceburg · Elementary · Grades JK-6 | Public | 180 | 47.9 Lower 50% | 76% EQAO Grade 6 | 180 |
| 49 | Hanna Memorial Public School Sarnia · Elementary · Grades JK-8 | Public | 180 | 27.9 Lower 50% | 60% EQAO Grade 3 | 180 |
| 50 | London Road School Sarnia · Elementary · Grades JK-8 | Public | 180 | 17.3 Lower 50% | 30.7% EQAO Grade 6 | 180 |
| 51 | Bosanquet Central Public School Thedford · Elementary · Grades JK-8 | Public | 175 | 44.3 Lower 50% | 67% EQAO Grade 6 | 175 |
| 52 | Wheatley Area Public School Wheatley · Elementary · Grades JK-8 | Public | 170 | 38.7 Lower 50% | 69.3% EQAO Grade 6 | 170 |
| 53 | Lakeroad Public School Sarnia · Elementary · Grades JK-8 | Public | 165 | 79.9 Top 10% | 83.3% EQAO Grade 6 | 165 |
| 54 | Thamesville Area Central Public School Thamesville · Elementary · Grades JK-8 | Public | 155 | 31.8 Lower 50% | 57.3% EQAO Grade 6 | 155 |
| 55 | Riverview Central School Port Lambton · Elementary · Grades JK-8 | Public | 150 | 82.0 Top 10% | 86.7% EQAO Grade 6 | 150 |
| 56 | Wallaceburg DSS-Gr. 7 & 8 Wallaceburg · Elementary · Grades 4-8 | Public | 140 | 26.1 Lower 50% | 140 Enrolment | 140 |
| 57 | Merlin Area Public School Merlin · Elementary · Grades JK-8 | Public | 135 | 41.0 Lower 50% | 66.7% EQAO Grade 6 | 135 |
| 58 | Bridgeview Public School Point Edward · Elementary · Grades JK-8 | Public | 130 | 16.0 Lower 50% | 58.3% EQAO Grade 6 | 130 |
| 59 | Dawn-Euphemia School Dresden · Elementary · Grades JK-8 | Public | 125 | 36.7 Lower 50% | 78.3% EQAO Grade 6 | 125 |
| 60 | Ridgetown District High School Ridgetown · Secondary · Grades 9-12 | Public | 120 | 13.5 Lower 50% | 64% OSSLT pass rate | 120 |
| 61 | Aberarder Central School Camlachie · Elementary · Grades JK-8 | Public | 105 | 61.8 Top 50% | 75% EQAO Grade 6 | 105 |
| 62 | Zone Township Central School Bothwell · Elementary · Grades JK-8 | Public | 100 | 37.5 Lower 50% | 100 Enrolment | 100 |
| 63 | Mooretown-Courtright School Mooretown · Elementary · Grades JK-8 | Public | 95 | 33.5 Lower 50% | 54.7% EQAO Grade 6 | 95 |
| 64 | Ridgetown DHS-Gr. 7 & 8 Ridgetown · Elementary · Grades 4-8 | Public | 90 | 11.1 Lower 50% | 90 Enrolment | 90 |
Chatham-Kent Secondary School in Chatham leads the 2025 list of largest schools in Lambton Kent DSB with Enrolment 1,150. Of the 64 schools shown, 64 are public.
For the full picture see the wider Ontario largest schools rankings, every school on the Lambton Kent DSB 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 Lambton Kent DSB?
Chatham-Kent Secondary School in Chatham, Ontario ranks first among largest schools in Lambton Kent DSB with Enrolment 1,150 (Enrolment: 1,150).
How are largest schools in Lambton Kent DSB 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.