COVID-19 Alerts

Our COVID-19 Advisory Board provides the number of active confirmed positive COVID-19 cases in connection to HCDSB schools.


Return to School Plan 2021-2022

Latest Announcements

Weekly Update October 25-29

posted on: October 20, 2021

Weekly Update October 18-22

posted on: October 14, 2021

Weekly Update October 11-15

posted on: October 7, 2021

Weekly Update October 4-8

posted on: October 2, 2021
View All

Report your child's absence

Library Services

  • Student Transportation

    Halton Student Transportation Services (HSTS) provides transportation services to all eligible students attending school in the Halton Catholic District School Board.

  • New Student Registration

    Are you interested in registering your child at your local Catholic school? Learn about the admission process and how you can register.

    Register your Child
  • School Cash Online

    Parents can pay for their children`s school fees using a safe and secure online payment system.

    Pay Online
  • Thomas Merton Adult & Continuing Education

    Offering a variety of programs for learners across Burlington, Halton Hills, Milton and Oakville, including secondary credits, youth programs, academic upgrading and language programs.

    Learn More
  • Medical Conditions

    The safety of our students is important. Please let the school office know if your child has a medical condition such as anaphylaxis, asthma, diabetes, epilepsy, SADs, or concussion.

    Learn More
  • New to Canada?

    Welcome to Halton! We’re here to help students and families new to Canada by offering information on education, health care, employment services, and housing. Translation services are also available.

    Learn More

Contact Details

School Address:
2175 Colonel William Parkway Oakville, Ontario, L6M 0B7
Karen Dobbie
Vice Principal:
Rory Sneyd
Odete DaSilva
Emi Bakaic
Peter DeRosa
Nancy Guzzo
Helena Karabela

Report your child’s absence from school

Learn How
School Hours
First Bell 8:53 a.m.
Second Bell 8:55 a.m.
A.M. Recess  

9:45 a.m. – 10:00 a.m. (Grade 5-6 recess)

10:05 a.m. – 10:20 a.m. (Grade 7-8 recess)

10:25 a.m. – 10:40 a.m. (Grade 1-2 recess)

10:45 a.m. – 11:00 a.m. (Grade 3-4 recess)


11:05 a.m. – 12:05 p.m. (Grade 5-8 lunch)

12:05 p.m. – 1:05 p.m. (Grade K-4 lunch)

P.M. Recess  

1:25 p.m. – 1:40 p.m. (Grade 5-6 recess)

1:45 p.m. – 2:00 p.m. (Grade 7-8 recess)

2:05 p.m. – 2:20 p.m. (Grade 1-2 recess)

2:25 p.m. – 2:40 p.m. (Grade 3-4 recess)


3:10 p.m. (Kindergarten & siblings)

3:15 p.m. (Kiss & Ride for families with 2 or more children)

3:25 p.m. (Walkers and Kiss & Ride for families with 1 child)


Follow us on Twitter!

Get the all the latest news from around our school.

Follow @StMaryOakville
HCDSB AdministratorHome