| May 24 | Last Day for Seniors / Senior Final Exams |
| May 29 | SENIORS - Day 1 - Graduation Practice (8-11:30 AM) MAIN GYM |
| May 30 | SENIORS - Day 2 - Graduation Practice (8-9:30 AM) MAIN GYM |
| May 30 | Salute to Seniors Program - 10AM - OHS Auditorium |
| May 31 | SENIORS - Day 3 - Graduation Practice (8-11AM) MAIN GYM |
| June 1 | Graduation at Mount St. Mary's University - 10 AM |
| June 1 |
Senior Celebration - Safe & Sane @ Mount St. Mary's (9PM-5AM) Seniors report no later than 9:00 AM |
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June 14
|
Exams given in regular classes
Last required full day for students
|
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June 15
|
Exam Make-Up Day
Students are only in school to make up exams
2 Hour Early Dismissal
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