Ottawa Catholic School Board OCSB
Ottawa, Ontario · Catholic · English
Students
46,025
2022-2023 enrolment
Schools
98
82 elementary · 16 secondary
First day
Tuesday, September 1, 2026
2026-2027
Last day
Thursday, June 24, 2027
2026-2027
OCSB Calendar 2026-2027
All 2 OCSB calendars on one page: Grades 9-12, Grades K-8.
Original calendar documents
Published by OCSB. Select a page to view it at full size.
EQAO performance
Students at or above the provincial standard (2022-2023, EQAO). Green means at or above the Ontario average.
Grade 3
Reading
+3.1 vs ON
Writing
+5.2 vs ON
Math
-10.1 vs ON
Grade 6
Reading
-2.9 vs ON
Writing
+7.2 vs ON
Math
-12 vs ON
Secondary
G9 Math
-0.1 vs ON
OSSLT
-6.1 vs ON
How OCSB ranks in Ontario
Ranked against the 76 Ontario school boards with published EQAO results, by the mean of the assessments each board sat (2022-2023).
Overall rank
#8 of 76
Percentile
91
higher is stronger
Mean at or above standard
72.9%
OCSB places highest on Grade 9 Math (#6 of 71) and lowest on Grade 6 Writing (#12 of 75).
| Assessment | At or above standard | Rank in Ontario | Percentile |
|---|---|---|---|
| Grade 9 Math | 57.9% | #6 of 71 | 93 |
| Grade 3 Writing | 72.2% | #9 of 75 | 89 |
| Grade 3 Reading | 78.1% | #10 of 75 | 88 |
| Grade 6 Reading | 86.1% | #10 of 75 | 88 |
| OSSLT Literacy | 86.9% | #10 of 71 | 87 |
| Grade 3 Math | 64.9% | #11 of 75 | 86 |
| Grade 6 Math | 51% | #11 of 75 | 86 |
| Grade 6 Writing | 86.2% | #12 of 75 | 85 |
Schools
98 total- Elementary schools
- 82
- Secondary schools
- 16
- Students enrolled
- 46,025
Individual school profiles for OCSB are not on HeySchool yet. The board's own directory lists them all, and the EQAO figures above already cover every one of its 98 schools.
OCSB school directory ↗