2018-19 Academic Year
| August | 31 | New student registration |
| September | 1 | Orientation for all new students |
|
2 |
Boarding orientation continues Athletic preseason begins |
|
| 3 | Labor Day | |
| Returning student registration | ||
| 4 | Convocation | |
| First day of classes | ||
| 9 | Rosh Hashanah begins at sundown | |
| 10-11 | Rosh Hashanah; school in session | |
| 19 | Yom Kippur; no classes; houses open | |
| October | 8 | Columbus Day; school in session |
| 11-13 | Family Weekend | |
| 14-16 | Fall Break; no classes; houses open | |
| 17 | Classes resume | |
| November | 17 | Thanksgiving vacation begins; houses close at noon |
| 25 | Houses open at 4:00 p.m., boarders return by 8:00 p.m. | |
| 26 | Classes resume | |
| December | 14 | First semester classes end |
| 17-20 | First semester exams | |
|
21 |
Winter break begins; boarders depart at 9:00 a.m. |
|
| January | 7 | Houses open at 4:00 p.m., boarders return by 8:00 p.m. |
| 8 | Second semester begins | |
| 21 | MLK Day; school in session; special programming | |
| February | 18 | Presidents' Day; no classes; houses open |
| March | 8 | Spring break begins at noon; houses close at 2:30 p.m. |
| 24 | Houses open at 4:00 p.m., boarders return by 8:00 p.m. | |
| 25 | Classes resume | |
| 29 | Senior Transition Seminar | |
| 29-30 | Junior Leadership Retreat | |
| April | 15 | Patriots' Day; no classes, houses open |
| 19 | Good Friday; school in session; Passover begins at sundown | |
| 21 | Easter | |
| May | 22 | Second semester classes end |
| 24 | Second semester exams begin | |
| 27 | Memorial Day; no exams; houses open | |
| 28-30 | Second semester exams | |
| 30 | Baccalaureate | |
| 31 | Commencement 10:00 a.m. | |