St. Mary Catholic School (Trenton) Home

Do you have a child born in 2022? Registration for the 2026-2027 school year is now open!

If you have a student entering Grade 9 in September, read on to discover all of the incredible opportunities available across our Catholic learning communities.

The ALCDSB is ranked 12th in the province for graduation rates, and 4th of the English-speaking Boards.

The Algonquin and Lakeshore Catholic District School Board (ALCDSB) is excited to announce the winner of the Winter 50/50 Raffle.