Lakehead District School Board LDSB
Thunder Bay, Ontario · Public · English
Students
9,185
2022-2023 enrolment
Schools
26
22 elementary · 4 secondary
First day
Thursday, September 3, 2026
2026-2027
Last day
Tuesday, June 29, 2027
2026-2027
LDSB Calendar 2026-2027
All 2 LDSB calendars on one page: Elementary, Secondary.
Original calendar documents
Published by LDSB. 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
+0.1 vs ON
Writing
-0.2 vs ON
Math
-15.6 vs ON
Grade 6
Reading
-9.3 vs ON
Writing
+0.7 vs ON
Math
-25.8 vs ON
Secondary
G9 Math
-8 vs ON
OSSLT
-11.3 vs ON
How LDSB 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
#33 of 76
Percentile
57
higher is stronger
Mean at or above standard
66.2%
LDSB places highest on Grade 3 Reading (#13 of 75) and lowest on Grade 6 Math (#40 of 75).
| Assessment | At or above standard | Rank in Ontario | Percentile |
|---|---|---|---|
| Grade 3 Reading | 75.1% | #13 of 75 | 84 |
| Grade 3 Writing | 66.8% | #16 of 75 | 80 |
| Grade 3 Math | 59.4% | #22 of 75 | 72 |
| Grade 9 Math | 50% | #27 of 71 | 63 |
| Grade 6 Writing | 79.7% | #33 of 75 | 57 |
| OSSLT Literacy | 81.7% | #34 of 71 | 53 |
| Grade 6 Reading | 79.7% | #38 of 75 | 50 |
| Grade 6 Math | 37.2% | #40 of 75 | 47 |
Schools
26 total- Elementary schools
- 22
- Secondary schools
- 4
- Students enrolled
- 9,185
Individual school profiles for LDSB are not on HeySchool yet. The board's own directory lists them all, and the EQAO figures above already cover every one of its 26 schools.
LDSB school directory ↗