Lambton Kent District School Board LKDSB
Sarnia, Ontario · Public · English
Students
22,255
2022-2023 enrolment
Schools
64
52 elementary · 12 secondary
First day
Tuesday, September 8, 2026
2026-2027
Last day
Tuesday, June 29, 2027
2026-2027
LKDSB Calendar 2026-2027
Key dates and the full year at a glance for 2026-2027.
Original calendar documents
Published by LKDSB. 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
-8 vs ON
Writing
-10.6 vs ON
Math
-22.1 vs ON
Grade 6
Reading
-11.8 vs ON
Writing
-3.1 vs ON
Math
-22.6 vs ON
Secondary
G9 Math
-27 vs ON
OSSLT
-18.4 vs ON
How LKDSB 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
#47 of 76
Percentile
39
higher is stronger
Mean at or above standard
59.4%
LKDSB places highest on Grade 6 Math (#37 of 75) and lowest on Grade 9 Math (#54 of 71).
| Assessment | At or above standard | Rank in Ontario | Percentile |
|---|---|---|---|
| Grade 6 Math | 40.4% | #37 of 75 | 51 |
| Grade 3 Math | 52.9% | #41 of 75 | 46 |
| Grade 3 Reading | 67% | #43 of 75 | 43 |
| Grade 6 Writing | 75.9% | #47 of 75 | 38 |
| Grade 3 Writing | 56.4% | #48 of 75 | 36 |
| Grade 6 Reading | 77.2% | #50 of 75 | 34 |
| OSSLT Literacy | 74.6% | #50 of 71 | 30 |
| Grade 9 Math | 31% | #54 of 71 | 24 |
Schools
64 total- Elementary schools
- 52
- Secondary schools
- 12
- Students enrolled
- 22,255
Individual school profiles for LKDSB are not on HeySchool yet. The board's own directory lists them all, and the EQAO figures above already cover every one of its 64 schools.
LKDSB school directory ↗