Fall 2021
| DATE | EVENT |
| Monday, Aug 2 – Thursday, Aug 5, 2021 | Orientation Week (1st yr DO) |
| Friday, August 6, 2021 | Convocation & White Coat Ceremony |
| Monday, August 9, 2021 | Fall Classes Commence |
| Monday, September 6, 2021 | Labor Day Holiday |
| Tuesday, September 7, 2021 | Classes Resume |
| Thursday, November 11, 2021 | Veteran’s Day |
| Friday, November 12, 2021 | Classes Resume |
| Thursday, November 25-26, 2021 | Thanksgiving Holiday Recess |
| Monday, November 29, 2021 | Classes Resume |
| Friday, December 17, 2021 | Last Day of Fall Semester (1st yr DO) |
| Monday, December 20, 2021 – Friday, December 31, 2021 | Winter Break (DO program) |
Spring 2022
| DATE | EVENT |
|---|---|
| Monday, January 3, 2022 | Spring Semester Class Begins |
| Monday, January 17, 2022 | Martin Luther King Jr. Holiday |
| Tuesday, January 18, 2022 | Classes Resume |
| Monday, February 21, 2022 | President’s Day Holiday |
| Tuesday, February 22, 2022 | Classes Resume |
| Monday, March 21 – Friday, March 25, 2022 | Spring Break |
| Monday, March 28, 2022 | Classes Resume |
| Wednesday, May 18, 2022 | Commencement (DO) – Pomona Campus |
| Friday, May 27, 2022 | Commencement (DO) – Lebanon Campus |
| Monday, May 30, 2022 | Memorial Day Holiday |
| Tuesday, May 31, 2022 | Classes Resume |
| Friday, June 3, 2022 | Last Day of Spring Semester (1st yr DO) |
| Friday, July 15, 2022 | Last Day of Spring Semester (2nd yr DO) |