Largest Schools in Rainbow DSB (2025)
Schools with the highest enrolment. Ranked by the Success Index (Canada) from official Canadian data; 42 schools in Rainbow DSB, Ontario. Rank positions shown on each profile are within Canada and Ontario.
- 187Lo-Ellen Park Secondary SchoolSudbury · Public SecondaryEnrolment: 885
- 223Lasalle Secondary SchoolSudbury · Public SecondaryEnrolment: 840
- 364MacLeod Public SchoolSudbury · Public ElementaryEnrolment: 805
- 489R L Beattie Public SchoolSudbury · Public ElementaryEnrolment: 600
- 522Northeastern Elementary SchoolGarson · Public ElementaryEnrolment: 560
- 630Churchill Public SchoolSudbury · Public ElementaryEnrolment: 540
- 784Lockerby Composite SchoolSudbury · Public SecondaryEnrolment: 535
- 878Valley View Public SchoolVal Caron · Public ElementaryEnrolment: 535
- 932Sudbury Secondary SchoolSudbury · Public SecondaryEnrolment: 515
- 1018Espanola High SchoolEspanola · Public SecondaryEnrolment: 505
- 1128Princess Anne Public SchoolSudbury · Public ElementaryEnrolment: 485
- 1225Confederation Secondary SchoolVal Caron · Public SecondaryEnrolment: 485
- 1325Chelmsford Valley District Elementary SchoolChelmsford · Public ElementaryEnrolment: 450
- 1443Manitoulin Secondary SchoolM'chigeeng · Public SecondaryEnrolment: 420
- 1592Walden Public SchoolGreater Sudbury · Public ElementaryEnrolment: 410
- 1682Algonquin Road Public SchoolSudbury · Public ElementaryEnrolment: 375
- 1769Lasalle Elementary SchoolSudbury · Public ElementaryEnrolment: 360
- 1848Redwood Acres Public SchoolHanmer · Public ElementaryEnrolment: 350
- 1943Lively District Secondary SchoolLively · Public SecondaryEnrolment: 305
- 2042Little Current Public SchoolLittle Current · Public ElementaryEnrolment: 305
- 217Lansdowne Public SchoolSudbury · Public ElementaryEnrolment: 300
- 2211Lasalle Intermediate SchoolSudbury · Public ElementaryEnrolment: 285
- 2379Alexander Public SchoolSudbury · Public ElementaryEnrolment: 270
- 2451A B Ellis Public SchoolEspanola · Public ElementaryEnrolment: 260
- 2515Chelmsford Valley District Composite SchoolChelmsford · Public SecondaryEnrolment: 220
- 2615Adamsdale Public SchoolSudbury · Public ElementaryEnrolment: 215
- 2723Central Manitoulin Public SchoolMindemoya · Public ElementaryEnrolment: 205
- 2854Copper Cliff Public SchoolCopper Cliff · Public ElementaryEnrolment: 185
- 2918Queen Elizabeth II Public SchoolSudbury · Public ElementaryEnrolment: 185
- 3087Lo-Ellen Park Elementary SchoolSudbury · Public ElementaryEnrolment: 175
- 3137Charles C McLean Public SchoolGore Bay · Public ElementaryEnrolment: 175
- 3236Markstay Public SchoolMarkstay · Public ElementaryEnrolment: 175
- 3321C R Judd Public SchoolCapreol · Public ElementaryEnrolment: 170
- 3446R. H. Murray Public SchoolWhitefish · Public ElementaryEnrolment: 165
- 3576Lively District Elementary SchoolLively · Public ElementaryEnrolment: 130
- 3633Levack Public SchoolLevack · Public ElementaryEnrolment: 125
- 3787Confederation Elementary SchoolVal Caron · Public ElementaryEnrolment: 115
- 3844Assiginack Public SchoolManitowaning · Public ElementaryEnrolment: 100
- 3913S Geiger Public SchoolMassey · Public ElementaryEnrolment: 100
- 4052Monetville Public SchoolMonetville · Public ElementaryEnrolment: 95
- 4146Larchwood Public SchoolDowling · Public ElementaryEnrolment: 95
- 4243Jean Hanson Public SchoolSudbury · Public ElementaryEnrolment: 70
| # | School | Sector | Enrolment | Success Index (Canada) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | Lo-Ellen Park Secondary School Sudbury · Secondary · Grades 9-12 | Public | 885 | 86.8 Top 5% | 96% OSSLT pass rate | 885 |
| 2 | Lasalle Secondary School Sudbury · Secondary · Grades 9-12 | Public | 840 | 22.7 Lower 50% | 77% OSSLT pass rate | 840 |
| 3 | MacLeod Public School Sudbury · Elementary · Grades JK-8 | Public | 805 | 64.2 Top 50% | 78.3% EQAO Grade 6 | 805 |
| 4 | R L Beattie Public School Sudbury · Elementary · Grades JK-6 | Public | 600 | 89.0 Top 5% | 95.7% EQAO Grade 6 | 600 |
| 5 | Northeastern Elementary School Garson · Elementary · Grades JK-8 | Public | 560 | 22.1 Lower 50% | 51% EQAO Grade 6 | 560 |
| 6 | Churchill Public School Sudbury · Elementary · Grades JK-8 | Public | 540 | 30.0 Lower 50% | 72.7% EQAO Grade 6 | 540 |
| 7 | Lockerby Composite School Sudbury · Secondary · Grades 9-12 | Public | 535 | 83.5 Top 10% | 97% OSSLT pass rate | 535 |
| 8 | Valley View Public School Val Caron · Elementary · Grades JK-8 | Public | 535 | 78.4 Top 10% | 85% EQAO Grade 6 | 535 |
| 9 | Sudbury Secondary School Sudbury · Secondary · Grades 9-12 | Public | 515 | 32.0 Lower 50% | 78% OSSLT pass rate | 515 |
| 10 | Espanola High School Espanola · Secondary · Grades 9-12 | Public | 505 | 17.9 Lower 50% | 75% OSSLT pass rate | 505 |
| 11 | Princess Anne Public School Sudbury · Elementary · Grades JK-8 | Public | 485 | 28.2 Lower 50% | 61.3% EQAO Grade 6 | 485 |
| 12 | Confederation Secondary School Val Caron · Secondary · Grades 9-12 | Public | 485 | 24.7 Lower 50% | 70% OSSLT pass rate | 485 |
| 13 | Chelmsford Valley District Elementary School Chelmsford · Elementary · Grades JK-8 | Public | 450 | 24.5 Lower 50% | 58.7% EQAO Grade 6 | 450 |
| 14 | Manitoulin Secondary School M'chigeeng · Secondary · Grades 9-12 | Public | 420 | 43.1 Lower 50% | 73% OSSLT pass rate | 420 |
| 15 | Walden Public School Greater Sudbury · Elementary · Grades JK-6 | Public | 410 | 91.8 Top 5% | 90.3% EQAO Grade 6 | 410 |
| 16 | Algonquin Road Public School Sudbury · Elementary · Grades JK-8 | Public | 375 | 82.2 Top 10% | 91.3% EQAO Grade 6 | 375 |
| 17 | Lasalle Elementary School Sudbury · Elementary · Grades JK-6 | Public | 360 | 68.7 Top 25% | 80% EQAO Grade 6 | 360 |
| 18 | Redwood Acres Public School Hanmer · Elementary · Grades JK-6 | Public | 350 | 48.2 Lower 50% | 72.7% EQAO Grade 6 | 350 |
| 19 | Lively District Secondary School Lively · Secondary · Grades 9-12 | Public | 305 | 42.8 Lower 50% | 81% OSSLT pass rate | 305 |
| 20 | Little Current Public School Little Current · Elementary · Grades JK-8 | Public | 305 | 41.5 Lower 50% | 65.7% EQAO Grade 6 | 305 |
| 21 | Lansdowne Public School Sudbury · Elementary · Grades JK-8 | Public | 300 | 7.4 Lower 50% | 52.3% EQAO Grade 6 | 300 |
| 22 | Lasalle Intermediate School Sudbury · Elementary · Grades 7-8 | Public | 285 | 11.1 Lower 50% | 285 Enrolment | 285 |
| 23 | Alexander Public School Sudbury · Elementary · Grades JK-8 | Public | 270 | 78.6 Top 10% | 88.7% EQAO Grade 6 | 270 |
| 24 | A B Ellis Public School Espanola · Elementary · Grades JK-8 | Public | 260 | 50.7 Lower 50% | 68% EQAO Grade 6 | 260 |
| 25 | Chelmsford Valley District Composite School Chelmsford · Secondary · Grades 9-12 | Public | 220 | 14.8 Lower 50% | 61% OSSLT pass rate | 220 |
| 26 | Adamsdale Public School Sudbury · Elementary · Grades JK-6 | Public | 215 | 15.3 Lower 50% | 60.3% EQAO Grade 6 | 215 |
| 27 | Central Manitoulin Public School Mindemoya · Elementary · Grades JK-8 | Public | 205 | 23.2 Lower 50% | 53.7% EQAO Grade 6 | 205 |
| 28 | Copper Cliff Public School Copper Cliff · Elementary · Grades JK-8 | Public | 185 | 53.9 Top 50% | 75% EQAO Grade 6 | 185 |
| 29 | Queen Elizabeth II Public School Sudbury · Elementary · Grades JK-6 | Public | 185 | 17.8 Lower 50% | 68.3% EQAO Grade 6 | 185 |
| 30 | Lo-Ellen Park Elementary School Sudbury · Elementary · Grades 7-8 | Public | 175 | 86.7 Top 5% | 175 Enrolment | 175 |
| 31 | Charles C McLean Public School Gore Bay · Elementary · Grades JK-8 | Public | 175 | 37.0 Lower 50% | 63.3% EQAO Grade 6 | 175 |
| 32 | Markstay Public School Markstay · Elementary · Grades JK-8 | Public | 175 | 36.1 Lower 50% | 59% EQAO Grade 6 | 175 |
| 33 | C R Judd Public School Capreol · Elementary · Grades JK-8 | Public | 170 | 21.1 Lower 50% | 54.7% EQAO Grade 6 | 170 |
| 34 | R. H. Murray Public School Whitefish · Elementary · Grades JK-8 | Public | 165 | 45.6 Lower 50% | 68.3% EQAO Grade 6 | 165 |
| 35 | Lively District Elementary School Lively · Elementary · Grades 7-8 | Public | 130 | 76.3 Top 25% | 130 Enrolment | 130 |
| 36 | Levack Public School Levack · Elementary · Grades JK-8 | Public | 125 | 32.5 Lower 50% | 60% EQAO Grade 6 | 125 |
| 37 | Confederation Elementary School Val Caron · Elementary · Grades 7-8 | Public | 115 | 86.7 Top 5% | 115 Enrolment | 115 |
| 38 | Assiginack Public School Manitowaning · Elementary · Grades JK-8 | Public | 100 | 43.7 Lower 50% | 73% EQAO Grade 6 | 100 |
| 39 | S Geiger Public School Massey · Elementary · Grades JK-8 | Public | 100 | 13.1 Lower 50% | 57.7% EQAO Grade 6 | 100 |
| 40 | Monetville Public School Monetville · Elementary · Grades JK-8 | Public | 95 | 52.0 Top 50% | 66.7% EQAO Grade 3 | 95 |
| 41 | Larchwood Public School Dowling · Elementary · Grades JK-8 | Public | 95 | 46.1 Lower 50% | 75.7% EQAO Grade 6 | 95 |
| 42 | Jean Hanson Public School Sudbury · Elementary · Grades JK-8 | Public | 70 | 43.2 Lower 50% | 70 Enrolment | 70 |
Lo-Ellen Park Secondary School in Sudbury leads the 2025 list of largest schools in Rainbow DSB with Enrolment 885. Of the 42 schools shown, 42 are public.
For the full picture see the wider Ontario largest schools rankings, every school on the Rainbow 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 Rainbow DSB?
Lo-Ellen Park Secondary School in Sudbury, Ontario ranks first among largest schools in Rainbow DSB with Enrolment 885 (Enrolment: 885).
How are largest schools in Rainbow 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.