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David and Mary Thomson Collegiate

David and Mary Thomson C.I. opened its doors in 1959, and has since grown into a thriving educational community with a range of programs to suit every students' needs and interests.

David and Mary Thomson Collegiate David and Mary Thomson Collegiate


Thomson is proud to offer AP and Pre-AP courses. Click here for more details!


FIRST Robotics

Thomson's FIRST Robotics Team is prepping for competition. Follow their progress, or join the team by clicking here!

FIRST Robotics FIRST Robotics

Thomson's Out of this World!

Thomson's staff & students have been honoured in 2013 to receive encouragement from Canadian astronauts Chris Hadfield and Jeremy Hansen.

Thomson's Out of this World! Thomson's Out of this World!

Interim Report Cards

Interim report cards will be distributed to students on Tuesday October 18th.

Interim Report Cards Interim Report Cards

Multicultural Day

Thomson celebrates its diverse student body with an annual Multicultural Day Assembly and lunch. Come and get a flavour of Canada's diversity!

Multicultural Day Multicultural Day

Parent/Teacher Interviews

David and Mary Thomson invites all parents to join us on Thursday October 27th for parent-teacher interviews.

Parent/Teacher Interviews Parent/Teacher Interviews

A Venerable Legacy

David and Mary Thomson were Scarborough's first European pioneers, and the school that bears their name is located on land provided by their ancestors. Be a part of the Thomson's legacy of discovery and perseverance.

A Venerable Legacy A Venerable Legacy

Recent Videos:

Grade 9 Field day 2016: Check out the highlights from Thomson's annual grade 9 day, welcoming our new students.
Specialist High Skills Major at David and Mary Thomson C.I.
SHSM Program: Check out this student-made video highlighting Thomson's Specialist High Skills Major program.
The architects for the proposed Thomson-Bendale project have released the following 3D rendering to show what the new building may eventually look like.

Online Store Fancy Image Upload Fancy

Latest News


All parents are encouraged to join us on Thursday October 27th for parent-teacher interviews.  The interviews will be held in two sessions: an afternoon session that runs from 3:00 - 4:30 pm, and an evening session that runs from 6:00 - 8:00 pm.

Students will bring home interim report cards on Tuesday October 18th, and included with that report will be an appointment form for parents to book appointments with subject teachers.

We look forward to seeing you on the 27th!

Interim report cards will be distributed to students on Tuesday October 18th.

Join the Thomson staff and students as we celebrate our graduates on Friday, October 14th at 7:00pm.

Thomson Awards Assembly takes place Thursday October 3rd.  Join us at 1:50 pm in the auditorium, to see Thomson students recieve their awards.

The SAC will be providing a welcome back lunch this week.  Make sure you don't miss your grade's turn.

Grade 11 & 12 - Wednesday Sept 28th

Grade 9 - Thursday Sept 29th

Grade 10 - Friday Sept 30th

About Us

The school moto: Nil Sine Magno Labore ("Nothing Without Great Effort")

David and Mary Thomson C.I. first opened its doors in September 1959.  Since then, the school has maintained a record of academic excellence while providing extensive in-school and extra-curricular programs to suit all student needs and interests.

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Student Services News

 The guidance team will be visiting grade 12 classes during period 2 starting Monday, Oct 3rd to discuss the following:

  • OUAC (university) and OCAS (college) applications
  • Graduation requirements (Volunteer hours)
  • Scholarships
  • Remind.com (how we can send out reminders for important dates)



Don't miss Trent University's upcoming Fall Open House events:
Friday October 23 at the Peterborough campus
Friday November 6 at the Durham campus
Tour the campus, speak with faculty, meet current students and enter the draw to win free first-year tuition!
Discover all that Trent has to offer. Register now at trentu.ca/discover


Any student interested in attending a US College in the future is invited to attend the US College Expo happening on October 20, 21, and 22.

For more information on locations and times of this event please visit: www.uscollegeexpo.com


Macleans is hosting the Student Life Expo on October 17 and 18 at the Metro Toronto Convention Centre.  Meet with Canadian Universities and Colleges as well as explore career options, scholarships, travel and technology.  Free tickets are available in Student Services!!


Here are the dates and times of the universities that will be visiting Thomson this fall:


Western – Tuesday October 13@ 3:10

UOIT – Wednesday October 21 @ 11:35

Ryerson Engineering – Monday November 2 @11:35

Trent   Tuesday November 3 @12:05

Guelph-Humber – Tuesday  November 10 @12:05

Wilfrid Laurier – Tuesday November 17 @11:35

Brock – Friday November 20 @ 11:35

Ottawa   Monday November 23 @ 11:35

2740 Lawrence Ave E, Toronto, Ontario M1P 2S7 | (416) 396-5525

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