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 202 condo apartments, townhouses, semi-detached and detached homes for sale

For Rent (94)
Address Type Price Space
#103 - 397 Royal Orchard Blvd
Markham
Condo Apartment $2,590,000 1600-1799
35 Idleswift Dr
Vaughan
Detached Homes $2,598,880 3000-3500
#708 - 397 Royal Orchard Blvd
Markham
Condo Apartment $2,685,000 1800-1999
#204 - 397 Royal Orchard Blvd
Markham
Condo Apartment $2,788,000 1600-1799
85 Crestwood Rd
Vaughan
Detached Homes $2,880,000 3500-5000
90 Grandview Ave
Markham
Detached Homes $2,888,000 3000-3500
1 Whitelaw Crt
Markham
Detached Homes $2,890,000 3500-5000
#703 - 397 Royal Orchard Blvd
Markham
Condo Apartment $2,945,000 1800-1999
52 Proctor Ave
Markham
Detached Homes $2,990,000 2000-2500
#LPH22 - 399 Royal Orchard Blvd
Markham
Condo Apartment $3,249,000 1800-1999
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