School Details

Address: 167 Dudley Ave

Board: York Region DSB

Grades: 9-12

Language: English

Enrollment (2024-2025): 940

Thornhill Secondary School

High School Good (78%) Above Province (+7%)

Academic Performance (EQAO)

School results compared to provincial averages for 2024-2025.

Metric Grade 9 Grade 10
SchoolProvinceDiff SchoolProvinceDiff
Math (G9) / Literacy (G10) 68% 58% +10% 88% 85% +3%
Strong (70%+) Moderate (60–69%) Needs support (<60%)
Trend (3yr) -2.00 (Prov: +4.00) -4.00 (Prov: 0.00)
Above province Below province

There are currently around 176 condo apartments, townhouses, semi-detached and detached homes for sale

For Rent (60)
Address Type Price Space
220 Grandview Ave
Markham
Detached Homes $2,088,000 2500-3000
#422 - 399 Royal Orchard Blvd
Markham
Condo Apartment $2,137,888 1400-1599
41 Elgin St
Markham
Detached Homes $2,148,000 3000-3500
25 Alcaine Crt
Markham
Detached Homes $2,188,888 2500-3000
22 Grandview Ave
Markham
Detached Homes $2,250,000 700-1100
188 Crestwood Rd
Vaughan
Detached Homes $2,299,999 5000 +
90 Grandview Ave
Markham
Detached Homes $2,388,000 3000-3500
117 Theodore Pl
Vaughan
Detached Homes $2,399,000 3500-5000
#519 - 399 Royal Orchard Blvd
Markham
Condo Apartment $2,588,000 1400-1599
#103 - 397 Royal Orchard Blvd
Markham
Condo Apartment $2,590,000 1600-1799
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