2010-2011 Academic Calendar
| August | 26, 27 & 30 | Teacher In-Service |
| 31 | First Day of School | |
| September | 6 | Labor Day - NO SCHOOL |
| 10 | 8th Annual Aquinas Academy Golf Classic | |
| 17-18 | H.S. Shakespeare Festival - Stratford, Ontario | |
| October | 11 | Columbus Day - NO SCHOOL Teacher In-Service |
| 16 | Aquinas Academy Gala | |
| 29 | Last Day of 1st Quarter | |
| November | 1 | All Saints' Day - NO SCHOOL |
| 11 | Veteran's Day MS/HS Parent-Teacher Conferences (NO MS/HS CLASSES) |
|
| 12 | LS Parent-Teacher Conferences (NO LS CLASSES) | |
| 24 | Early Dismissal (12:00) Turkey Bowl |
|
| 25 - 29 | Thanksgiving Break - NO SCHOOL | |
| December | 8 | Immaculate Conception - NO SCHOOL |
| 22-31 | Christmas Break - NO SCHOOL | |
| January | 3 | School Resumes |
| 14, 18, 19, 21 | Midterms | |
| 17 | Martin Luther King Day - NO SCHOOL Teacher In-Service |
|
| 21 | Last Day of 2nd Quarter | |
| 24 | March for Life - NO SCHOOL | |
| February | 21 | President's Day - NO SCHOOL Possible Snow Make-up Day |
| March | 9 | Ash Wednesday |
| 24 | Last Day of 3rd Quarter | |
| 25 | Teacher In-Service - NO SCHOOL | |
| April | 18-25 | Holy Week / Easter Monday - NO SCHOOL |
| May | 2 | AP Exams Begin |
| 27 | Last Day for Seniors | |
| 30 | Memorial Day - NO SCHOOL | |
| June | 2 | Ascension Thursday - NO SCHOOL |
| 4 | High School Graduation | |
| 7 | Last Day for Lower School / Middle School | |
| 8 | Last Day for High School | |