York Catholic District School Board YCDSB
Aurora, Ontario · Catholic · English
Students
49,755
2022-2023 enrolment
Schools
102
86 elementary · 16 secondary
First day
Tuesday, September 8, 2026
2026-2027
Last day
Tuesday, June 29, 2027
2026-2027
YCDSB Calendar 2026-2027
Key dates and the full year at a glance for 2026-2027.
Original calendar documents
Published by YCDSB. 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
+6.1 vs ON
Writing
+10.8 vs ON
Math
-5.7 vs ON
Grade 6
Reading
+1.4 vs ON
Writing
+13.7 vs ON
Math
-5.8 vs ON
Secondary
G9 Math
+6.7 vs ON
OSSLT
-3.6 vs ON
How YCDSB 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
#1 of 76
Percentile
100
higher is stronger
Mean at or above standard
77.8%
YCDSB places highest on Grade 3 Writing (#2 of 75) and lowest on OSSLT Literacy (#6 of 71).
| Assessment | At or above standard | Rank in Ontario | Percentile |
|---|---|---|---|
| Grade 3 Writing | 77.8% | #2 of 75 | 99 |
| Grade 6 Reading | 90.4% | #2 of 75 | 99 |
| Grade 6 Writing | 92.7% | #2 of 75 | 99 |
| Grade 3 Math | 69.3% | #4 of 75 | 96 |
| Grade 9 Math | 64.7% | #4 of 71 | 96 |
| Grade 3 Reading | 81.1% | #5 of 75 | 95 |
| Grade 6 Math | 57.2% | #5 of 75 | 95 |
| OSSLT Literacy | 89.4% | #6 of 71 | 93 |
Schools
102 total- Elementary schools
- 86
- Secondary schools
- 16
- Students enrolled
- 49,755
Individual school profiles for YCDSB are not on HeySchool yet. The board's own directory lists them all, and the EQAO figures above already cover every one of its 102 schools.
YCDSB school directory ↗