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Archbishop O’Leary Catholic High School
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O'Leary Grad 2025
Student and Parent Handbook
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O'Leary Swag Store
School Resource Officers
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About
Welcome Back/School Start Up Information
Welcome to O'Leary
Welcome from the Principal
O'Leary Highlight Videos
Open House
Registration Information
O'Leary Program Info Viewbook
School Information
Parent Information
School and Transportation Fees
School Assurance Dashboard
Catholic Faith
Calendar
Contact Us
Programs
Student Life
2025 Spartan Showdown (Feb. 6-8)
Archbishop O'Leary Spartan TV
Citadel Club
Creating Communities of Belonging
Inclusive Communities & Student Conduct Policy
Final and Diploma Exam Schedule
O'Leary Grad 2025
Student and Parent Handbook
O'Leary Morning Update
O'Leary Swag Store
School Resource Officers
Prospective Students
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"Viam Veritatis Elegi" - We Will Seek the Truth
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O'Leary Bikeathon Information
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Faith Alive
Transportation
Christmas Tidings of Hope from ECSD
Open House
O'Leary Grad 2025
Advanced Placement Program
Upcoming Events
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Thursday Schedule
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CHRISTMAS BREAK
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First Day Semester 2
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Professional Development Day (no classes)
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Christmas Break is Dec. 22 to Jan. 2
132 Avenue Construction Information
The Advent Journey
Take Part in the Dream Builders Challenge
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