*Classes will follow a Monday Schedule.
Calendar is subject to change.
Wintersession dates are based on the start of spring term. If the start of spring term date changes, wintersession dates will change accordingly.
Ten Year Calendar
Please note that these dates are tentative and subject to change.
Fall Semester
|
Event/Deadline |
2017-18 |
2018-19 |
2019-20 |
2020-21 |
2021-22 |
2022-23 |
2023-24 |
2024-25 |
2025-26 |
2026-27 |
| Check-In Deadline For All Students | Aug. 29 (T) | Sept. 4 (T) | Sept. 3 (T) | Sept. 2 (T) | Sept. 1 (W) | Aug. 31 (W) | Aug. 30 (W) | Sept. 3 (T) | Sept. 2 (T) | Sept. 2 (W) |
| Academic Year Begins. First meeting of fall term classes. | Aug. 30 (W)* | Sept. 4 (T) | Sept. 3 (T) | Sept. 2 (W)* | Sept. 1 (W*) | Aug. 31 (W*) | Aug. 30 (W)* | Sept. 3 (T) | Sept. 2 (T) | Sept. 2 (W)* |
| University Holiday: Labor Day | Sept. 4 (M) | Sept. 3 (M) | Sept. 2 (M) | Sept. 7 (M) | Sept. 6 (M) | Sept. 5 (M) | Sept. 4 (M) | Sept. 2 (M) | Sept. 1 (M) | Sept. 7 (M) |
| Course Registration Deadline | Sept. 7 (Th) | Sept. 12 (W) | Sept. 9 (M) | Sept. 9 (W) | Sept. 9 (Th) | Sept. 7 (W) | Sept. 6 (W) | Sept. 9 (M) | Sept. 8 (M) | Sept. 9 (W) |
| University Holiday: Columbus Day (Federal) Indigenous Peoples’ Day (City of Cambridge) | Oct. 9 (M) | Oct. 8 (M) | Oct. 14 (M) | Oct. 12 (M) | Oct. 11 (M) | Oct. 10 (M) | Oct. 9 (M) | Oct. 14 (M) | Oct. 13 (M) | Oct. 12 (M) |
| Veteran's Day - Classes Are Held. | Nov. 10 (F) | Nov. 12 (M) | Nov. 11 (M) | Nov. 11 (W) | Nov. 11 (Th) | Nov. 11 (F) | Nov. 10 (F) | Nov. 11 (M) | Nov. 11 (T) | Nov. 11 (W) |
| Thanksgiving Recess Begins | Nov. 22 (W) | Nov. 21 (W) | Nov. 27 (W) | Nov. 25 (W) | Nov. 24 (W) | Nov. 23 (W) | Nov. 22 (W) | Nov. 27 (W) | Nov. 26 (W) | Nov. 25 (W) |
| Thanksgiving Recess Ends | Nov. 26 (Su) | Nov. 25 (Su) | Dec. 1 (Su) | Nov. 29 (Su) | Nov. 28 (Su) | Nov. 27 (Su) | Nov. 26 (Su) | Dec. 1 (Su) | Nov. 30 (Su) | Nov. 29 (Su) |
| Last Day of Fall Term Classes | Dec. 1(F) | Dec. 5 (W) | Dec. 3 (Tu) | Dec. 3 (Th) | Dec. 2 (Th) | Dec. 1 (Th) | Dec. 1 (F) | Dec. 4 (W) | Dec. 3 (W) | Dec. 4 (Fr) |
| Fall Reading Period Begins | Dec. 2 (Sa) | Dec. 6 (Th) | Dec. 4 (W) | Dec. 4 (F) | Dec. 3 (F) | Dec. 2 (F) | Dec. 2 (Sa) | Dec. 5 (Th) | Dec. 4 (Th) | Dec. 5 (Sa) |
| Fall Reading Period Ends | Dec. 8 (F) | Dec. 11 (T) | Dec. 9 (M) | Dec. 9 (W) | Dec. 8 (W) | Dec. 7 (W) | Dec. 8 (F) | Dec. 10 (T) | Dec. 9 (T) | Dec. 10 (Th) |
| Fall Term Final Examinations Begin | Dec. 9 (Sa) | Dec. 12 (W) | Dec. 10 (Tu) | Dec. 10 (Th) | Dec. 9 (Th) | Dec. 8 (Th) | Dec. 9 (Sa) | Dec. 11 (W) | Dec. 10 (W) | Dec. 11 (Fr) |
| Fall Term Final Examinations End | Dec. 19 (T) | Dec. 20 (Th) | Dec. 19 (Th) | Dec. 19 (Sa) | Dec. 18 (Sa) | Dec. 17 (S) | Dec. 19 (Tu) | Dec. 20 (F) | Dec. 19 (F) | Dec. 19 (Sa) |
College Winter
| College: | 2017-18 | 2018-19 | 2019-20 | 2020-21 | 2021-22 | 2022-23 | 2023-24 | 2024-25 | 2025-26 | 2026-27 |
| Winter Recess Begins | Dec. 20 (W) | Dec. 21 (F) | Dec. 20 (F) | Dec. 20 (Su) | Dec. 19 (Su) | Dec. 18 (Su) | Dec. 20 (W) | Dec. 21 (Sa) | Dec. 20 (Sa) | Dec. 20 (Su) |
| Limited Opening for Pre-Approved students | Jan. 2 (Tu) | Jan. 2 (W) | Jan. 2 (Th) | Jan. 4 (M) | Jan. 3 (M) | Jan. 3 (Tu) | Jan. 2 (Tu) | Jan. 2 (Th) | Jan. 2 (F) | Jan. 4 (M) |
| Wintersession Begins for Undergraduates choosing to return | Jan. 12 (F) | Jan. 18 (F) | Jan. 17 (F) | Jan. 15 (F) | Jan. 14 (F) | Jan. 13 (F) | Jan. 12 (F) | Jan. 17 (F) | Jan. 16 (F) | Jan. 15 (F) |
| Wintersession ends for Undergraduates | Jan. 21 (Su) | Jan. 27 (Su) | Jan. 26 (Su) | Jan. 24 (Su) | Jan. 23 (Su) | Jan. 22 (Su) | Jan. 21 (Su) | Jan. 26 (Su) | Jan. 25 (Su) | Jan. 24 (Su) |
| Winter Recess Ends | Jan. 21 (Su) | Jan. 27 (Su) | Jan. 26 (Su) | Jan. 24 (Su) | Jan. 23 (Su) | Jan. 22 (Su) | Jan. 21 (Su) | Jan. 26 (Su) | Jan. 25 (Su) | Jan. 24 (Su) |
Graduate School Winter
| Graduate School: | 2017-18 | 2018-19 | 2019-20 | 2020-21 | 2021-22 | 2022-23 | 2023-24 | 2024-25 | 2025-26 | 2026-27 |
| Winter Recess Begins | Dec. 20 (W) | Dec. 21 (F) | Dec. 20 (F) | Dec. 20 (Su) | Dec. 19 (Su) | Dec. 18 (Su) | Dec. 20 (W) | Dec. 21 (Sa) | Dec. 20 (Sa) | Dec. 20 (Su) |
| Winter Recess Ends | Jan. 2 (Tu) | Jan. 2 (W) | Jan. 2 (Th) | Jan. 4 (M) | Jan. 3 (M) | Jan. 3 (Tu) | Jan. 2 (Tu) | Jan. 2 (Th) | Jan. 2 (F) | Jan. 4 (M) |
| January @ GSAS Begins | Jan. 8 (M) | Jan. 14 (M) | Jan. 13 (M) | Jan. 11 (M) | Jan. 10 (M) | Jan. 9 (M) | Jan. 8 (M) | Jan. 13 (M) | Jan. 12 (M) | Jan. 11 (M) |
| January @ GSAS Ends | Jan. 19 (F) | Jan. 25 (F) | Jan. 24 (F) | Jan. 22 (F) | Jan. 21 (F) | Jan. 20 (F) | Jan. 19 (F) | Jan. 24 (F) | Jan. 23 (F) | Jan. 22 (F) |
Spring Semester
| All Students: | 2017-18 | 2018-19 | 2019-20 | 2020-2021 | 2021-22 | 2022-23 | 2023-24 | 2024-25 | 2025-26 | 2026-27 |
| University Holiday: Martin Luther King, Jr. Day | Jan. 15 (M) | Jan. 21 (M) | Jan. 20 (M) | Jan. 18 (M) | Jan. 17 (M) | Jan. 16 (M) | Jan. 15 (M) | Jan. 20 (M) | Jan. 19 (M) | Jan. 18 (M) |
| Spring Term Begins. First meeting of spring term classes | Jan. 22 (M) | Jan. 28 (M) | Jan. 27 (M) | Jan. 25 (M) | Jan. 24 (M) | Jan. 23 (M) | Jan. 22 (M) | Jan. 27 (M) | Jan. 26 (M) | Jan. 25 (M) |
| Course Registration Deadline | Jan. 26 (F) | Feb. 1 (F) | Jan. 31 (F) | Jan. 29 (F) | Jan. 28 (F) | Jan. 27 (F) | Jan. 26 (F) | Jan. 31 (F) | Jan. 30 (F) | Jan. 29 (F) |
| University Holiday: President's Day | Feb. 19 (M) | Feb. 18 (M) | Feb. 17 (M) | Feb. 15 (M) | Feb. 21 (M) | Feb. 20 (M) | Feb. 19 (M) | Feb. 17 (M) | Feb. 16 (M) | Feb. 15 (M) |
| Spring Recess Begins | Mar. 10 (Sa) | Mar. 16 (Sa) | Mar. 14 (Sa) | Mar. 13 (Sa) | Mar. 12 (Sa) | Mar. 11 (Sa) | Mar. 9 (Sa) | Mar. 15 (Sa) | Mar. 14 (Sa) | Mar. 13 (Sa) |
| Spring Recess Ends | Mar. 18 (Su) | Mar. 24 (Su) | Mar. 22 (Su) | Mar. 21 (Su) | Mar. 20 (Su) | Mar. 19 (Su) | Mar. 17 (Su) | Mar. 23 (Su) | Mar. 22 (Su) | Mar. 21 (Su) |
| Last Day Spring Classes | Apr. 25 (W) | May 1 (W) | Apr. 29 (W) | Apr. 28 (W) | Apr. 27 (W) | Apr. 26 (W) | Apr. 24 (W) | Apr. 30 (W) | Apr. 29 (W) | Apr. 28 (W) |
| Reading Period Begins | Apr. 26 (Th) | May 2 (Th) | Apr. 30 (Th) | Apr. 29 (Th) | Apr. 28 (Th) | Apr. 27 (Th) | Apr. 25 (Th) | May 1 (Th) | Apr. 30 (Th) | Apr. 29 (Th) |
| Spring Reading Period Ends | May 2 (W) | May 8 (W) | May 6 (W) | May 5 (W) | May 4 (W) | May 3 (W) | May 1 (W) | May 7 (W) | May 6 (W) | May 5 (W) |
| Spring Examinations Period Begins | May 3 (Th) | May 9 (Th) | May 7 (Th) | May 6 (Th) | May 5 (Th) | May 4 (Th) | May 2 (Th) | May 8 (Th) | May 7 (Th) | May 6 (Th) |
| Spring Examination Period Ends | May 12 (Sa) | May 18 (Sa) | May 16 (Sa) | May 15 (Sa) | May 14 (Sa) | May 13 (Sa) | May 11 (Sa) | May 17 (Sa) | May 16 (Sa) | May 15 (Sa) |
| Harvard University Commencement | May 24 (Th) | May 30 (Th) | May 28 (Th) | May 27 (Th) | May 26 (Th) | May 25 (Th) | May 23 (Th) | May 29 (Th) | May 28 (Th) | May 27 (Th) |
| University Holiday: Memorial Day | May 28 (M) | May 27 (M) | May 25 (M) | May 31 (M) | May 30 (M) | May 29 (M) | May 27 (M) | May 26 (M) | May 25 (M) | May 31 (M) |
| Summer School Begins | Jun. 25 (M) | Jun. 24 (M) | Jun. 22 (M) | Jun. 21 (M) | Jun. 20 (M) |
Jun. 19 (M) tentative |
Jun. 24 (M) tentative | Jun. 23 (M) tentative | Jun. 22 (M) tentative | Jun. 21 (M) tentative |
| Summer School Ends | Aug. 10 (F) | Aug. 9 (F) | Aug. 7 (F) | Aug. 6 (F) | Aug. 5 (F) | Aug. 4 (F) tentative | Aug. 9 (F) tentative | Aug. 8 (F) tentative | Aug. 7 (F) tentative | Aug. 6 (F) tentative |