Mental Health Week: May 5 - 9
From May 5 - 9, ALCDSB is encouraging all members of our Catholic Learning Communities to look beyond the surface and see the whole person.
Archbishop O’ Sullivan Catholic School Home
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We strive to provide a distinctively Catholic education that allows each child the opportunities and experiences to grow in their academic capacity and faith formation. Within these experiences we focus on high expectations for all learners that are rooted in our Gospel teachings.
News & Announcements
Together to Learn Series: Mental Health
On Thursday, May 15, 2025, join us for the next session in the Together to Learn online series for parents and caregivers.
Unmasking Mental Health & Substance Use Event
As part of Mental Health Week, ALCDSB families are invited to attend Unmasking Mental Health and Substance Use.
No Disruption to Student Bus and Van Transporation on Tuesday
School buses/vans transportation will operate as normal, subject to regular delays and cancellations.
Sponsor and Register for the 26th Annual ALCE Foundation Golf Tournament!
Every year, the ALCDSB organizes the Algonquin & Lakeshore Catholic Education Foundation Golf Tournament to raise funds for students and their families.
Measles Information from Public Health
Read Frequently Asked Questions (FAQs) about Measles from our local Public Health Unit.
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