Bill Crothers Secondary School

Bill Crothers Secondary School is an athletic based high school in the community of Unionville in Markham, Ontario, Canada. It was the newest secondary school in the York Region District School Board for a number of years, since 2008. Named for the former Olympic athlete and Chair of the York Region District School Board, Bill Crothers, the school opened its doors to Grade 9 and 10 students in August 2008. The school is 32 acres (130,000 m²) and cost an estimated $32 million to build. The school was formerly an 18-hole golf course, Unionville Golf Centre, opened in 1961.^[5]

School typePublic, High school

MottoTo Develop In Students The Love Of Sport Through Learning, and The Love Of Learning Through Sport

Religious affiliation

Secular

FoundedAugust 2008

Quick facts Location, Information ...

Bill Crothers Secondary School
Exterior view of Bill Crothers Secondary School
Location
44 Main Street Unionville , Ontario , L4S 2T9 Canada
43°51′24″N 79°18′44″W
Information
School type	Public, High school
Motto	To Develop In Students The Love Of Sport Through Learning, and The Love Of Learning Through Sport
Religious affiliation	Secular
Founded	August 2008
School board	York Region District School Board
Superintendent	Lisa Walsh
Area trustee	Ed Law
School number	939585[1]
Administrator	Shirley DiFebo
Principal	Wendy Luck Vice Principals: Nicole Baxter-Lyn, George Ellinas, Tamara Vanderveen
Grades	9-12
Enrolment	1522[2] (October 2025)
Colours	Red, black, and white
Team name	Colts
Community	CEC East
Bell times	8:45 AM – 3:00 PM (M, T, Th, F) 9:45 AM - 3:05 PM (W)[3]
Telephone	905-477-8503 647-795-7610[4]
Website	www.yrdsb.ca/schools/billcrothers.ss/Pages/default.aspx
Last updated: May 2026

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