School Details

Address: 167 Dudley Ave

Board: York Region DSB

Grades: 9-12

Language: English

Enrollment (2023-2024): 885

Thornhill Secondary School

High School Very Good (85%) Above Province (+15%)

Academic Performance (EQAO)

School results compared to provincial averages for 2023-2024.

Metric Grade 9 Grade 10
SchoolProvinceDiff SchoolProvinceDiff
Math (G9) / Literacy (G10) 78% 54% +24% 91% 85% +6%
Strong (70%+) Moderate (60–69%) Needs support (<60%)
Trend (3yr) 0.00 (Prov: +2.00) +11.00 (Prov: +3.00)
Above province Below province
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