Best secondary schools in Ottawa-Carleton DSB (2025)
Secondary (high) schools and combined schools. Ranked by the Success Index (Canada) from official Canadian data; 25 schools in Ottawa-Carleton DSB, Ontario. Rank positions shown on each profile are within Canada and Ontario.
- 190West Carleton Secondary SchoolDunrobin · Public Secondary94% OSSLT pass rate · 1,290 students
- 286Colonel By Secondary SchoolGloucester · Public Secondary96% OSSLT pass rate · 1,140 students
- 385Maplewood Secondary SchoolStittsville · Public Secondary245 Enrolment · 245 students
- 484Earl of March Secondary SchoolKanata · Public Secondary95% OSSLT pass rate · 1,715 students
- 583Nepean High SchoolOttawa · Public Secondary94% OSSLT pass rate · 1,270 students
- 680Merivale High SchoolNepean · Public Secondary96% OSSLT pass rate · 1,440 students
- 779Canterbury High SchoolOttawa · Public Secondary94% OSSLT pass rate · 1,160 students
- 879Glebe Collegiate InstituteOttawa · Public Secondary93% OSSLT pass rate · 1,315 students
- 976A.Y. Jackson Secondary SchoolKanata · Public Secondary90% OSSLT pass rate · 880 students
- 1070Lisgar Collegiate InstituteOttawa · Public Secondary91% OSSLT pass rate · 960 students
- 1169Longfields Davidson Heights Secondary SchoolNepean · Public Secondary87% OSSLT pass rate · 1,650 students
- 1269Sir Wilfrid Laurier Secondary SchoolOrleans · Public Secondary89% OSSLT pass rate · 1,050 students
- 1364South Carleton High SchoolRichmond · Public Secondary86% OSSLT pass rate · 1,380 students
- 1463John McCrae Secondary SchoolNepean · Public Secondary83% OSSLT pass rate · 1,550 students
- 1559Osgoode Township High SchoolMetcalfe · Public Secondary86% OSSLT pass rate · 490 students
- 1654Sir Robert Borden High SchoolNepean · Public Secondary86% OSSLT pass rate · 775 students
- 1753Cairine Wilson Secondary SchoolOrleans · Public Secondary78% OSSLT pass rate · 775 students
- 1826Hillcrest High SchoolOttawa · Public Secondary83% OSSLT pass rate · 460 students
- 1926Woodroffe High SchoolOttawa · Public Secondary81% OSSLT pass rate · 900 students
- 2026Bell High SchoolNepean · Public Secondary74% OSSLT pass rate · 760 students
- 2122Sir Guy Carleton Secondary SchoolNepean · Public Secondary42% OSSLT pass rate · 315 students
- 2217Brookfield High SchoolOttawa · Public Secondary79% OSSLT pass rate · 650 students
- 2310Ottawa Technical Secondary SchoolOttawa · Public Secondary48% OSSLT pass rate · 330 students
- 247Gloucester High SchoolGloucester · Public Secondary64% OSSLT pass rate · 1,160 students
- 255Ridgemont High SchoolOttawa · Public Secondary62% OSSLT pass rate · 860 students
| # | School | Sector | Success Index (Canada) | Key result | Students |
|---|---|---|---|---|---|
| 1 | West Carleton Secondary School Dunrobin · Secondary · Grades 9-12 | Public | 90.4 Top 5% | 94% OSSLT pass rate | 1,290 |
| 2 | Colonel By Secondary School Gloucester · Secondary · Grades 9-12 | Public | 86.1 Top 5% | 96% OSSLT pass rate | 1,140 |
| 3 | Maplewood Secondary School Stittsville · Secondary · Grades 9-12 | Public | 84.5 Top 10% | 245 Enrolment | 245 |
| 4 | Earl of March Secondary School Kanata · Secondary · Grades 9-12 | Public | 84.1 Top 10% | 95% OSSLT pass rate | 1,715 |
| 5 | Nepean High School Ottawa · Secondary · Grades 9-12 | Public | 82.9 Top 10% | 94% OSSLT pass rate | 1,270 |
| 6 | Merivale High School Nepean · Secondary · Grades 9-12 | Public | 79.9 Top 10% | 96% OSSLT pass rate | 1,440 |
| 7 | Canterbury High School Ottawa · Secondary · Grades 9-12 | Public | 79.3 Top 25% | 94% OSSLT pass rate | 1,160 |
| 8 | Glebe Collegiate Institute Ottawa · Secondary · Grades 9-12 | Public | 78.9 Top 25% | 93% OSSLT pass rate | 1,315 |
| 9 | A.Y. Jackson Secondary School Kanata · Secondary · Grades 9-12 | Public | 75.7 Top 25% | 90% OSSLT pass rate | 880 |
| 10 | Lisgar Collegiate Institute Ottawa · Secondary · Grades 9-12 | Public | 69.6 Top 25% | 91% OSSLT pass rate | 960 |
| 11 | Longfields Davidson Heights Secondary School Nepean · Secondary · Grades 9-12 | Public | 69.3 Top 25% | 87% OSSLT pass rate | 1,650 |
| 12 | Sir Wilfrid Laurier Secondary School Orleans · Secondary · Grades 9-12 | Public | 69.3 Top 25% | 89% OSSLT pass rate | 1,050 |
| 13 | South Carleton High School Richmond · Secondary · Grades 9-12 | Public | 63.8 Top 50% | 86% OSSLT pass rate | 1,380 |
| 14 | John McCrae Secondary School Nepean · Secondary · Grades 9-12 | Public | 62.9 Top 50% | 83% OSSLT pass rate | 1,550 |
| 15 | Osgoode Township High School Metcalfe · Secondary · Grades 9-12 | Public | 58.6 Top 50% | 86% OSSLT pass rate | 490 |
| 16 | Sir Robert Borden High School Nepean · Secondary · Grades 9-12 | Public | 53.7 Top 50% | 86% OSSLT pass rate | 775 |
| 17 | Cairine Wilson Secondary School Orleans · Secondary · Grades 9-12 | Public | 52.8 Top 50% | 78% OSSLT pass rate | 775 |
| 18 | Hillcrest High School Ottawa · Secondary · Grades 9-12 | Public | 25.9 Lower 50% | 83% OSSLT pass rate | 460 |
| 19 | Woodroffe High School Ottawa · Secondary · Grades 9-12 | Public | 25.8 Lower 50% | 81% OSSLT pass rate | 900 |
| 20 | Bell High School Nepean · Secondary · Grades 9-12 | Public | 25.6 Lower 50% | 74% OSSLT pass rate | 760 |
| 21 | Sir Guy Carleton Secondary School Nepean · Secondary · Grades 9-12 | Public | 22.3 Lower 50% | 42% OSSLT pass rate | 315 |
| 22 | Brookfield High School Ottawa · Secondary · Grades 9-12 | Public | 16.5 Lower 50% | 79% OSSLT pass rate | 650 |
| 23 | Ottawa Technical Secondary School Ottawa · Secondary · Grades 9-12 | Public | 10.0 Lower 50% | 48% OSSLT pass rate | 330 |
| 24 | Gloucester High School Gloucester · Secondary · Grades 9-12 | Public | 6.5 Lower 50% | 64% OSSLT pass rate | 1,160 |
| 25 | Ridgemont High School Ottawa · Secondary · Grades 9-12 | Public | 4.6 Lower 50% | 62% OSSLT pass rate | 860 |
West Carleton Secondary School in Dunrobin leads the 2025 list of secondary schools in Ottawa-Carleton DSB with a Success Index (Canada) of 90.4. Of the 25 schools shown, 25 are public.
For the full picture see the wider Ontario secondary schools rankings, every school on the Ottawa-Carleton DSB page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best secondary school in Ottawa-Carleton DSB?
West Carleton Secondary School in Dunrobin, Ontario ranks first among secondary schools in Ottawa-Carleton DSB with a Success Index (Canada) of 90.4 out of 100 (Enrolment: 1,290).
How are secondary schools in Ottawa-Carleton DSB 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.