Academic Calendar
Note: The academic calendar is managed by the Office of the Registrar and is subject to change. Current and complete information about university events can be found in the online University Calendar.
Summer Sessions 2025
| Event | Date |
|---|---|
| Summer registration begins | Thursday, May 1 |
| Juneteenth (holiday) | Thursday, June 19 |
| Summer Session begins Su1 | Monday, June 23 |
| Summer tuition refund deadline | Varies |
| Summer add and drop deadline | Varies |
| Independence Day (holiday); no classes | Friday, July 4 |
| Last day to register for independent study, internship, individual instruction, and dissertation. | Monday, July 21 |
| Summer Session ends | Friday, August 15 |
| Summer Session grades due (4:30 p.m.) | Monday, August 25 |
- Su1
Summer courses have a variety of start and end dates, depending on the summer session to which they are assigned. See the Undergraduate Time Schedule or Graduate Time Schedule for specifics about each section.
Autumn Quarter 2025
| Event | Date |
|---|---|
| Autumn registration begins for all admitted students currently in attendance | Monday-Thursday, May 19-22 |
| Autumn housing deposit refund deadline for new students | Sunday, June 1 |
| Autumn registration for new admits begins | Wednesday, June 18 |
| Autumn registration for non-admitted students begins | Friday, August 1 |
| Labor Day (holiday); no classes | Monday, September 1 |
| September Session begins Au1 | Tuesday, September 2 |
| Last day to register or add courses for September Session | Thursday, September 4 |
| Last day to withdraw from September Session courses | Thursday, September 18 |
| September Session classes end | Tuesday, September 23 |
| Last day for new Autumn admits to complete initial registration | Wednesday, September 24 |
| New student campus housing check-in (8:30 a.m.-1 p.m.) | Friday, September 26 |
| New student orientation begins (4 p.m.) | Friday September 26 |
| New international student orientation (9 a.m.-1:30 p.m.) | Friday, September 26 |
| New international student housing check-in (1:30-3 p.m.) | Friday, September 26 |
| Returning student campus housing check-in (11 a.m.-5 p.m.) | Saturday, September 27 |
| Returning student campus housing check-in (1-5 p.m.) | Sunday, September 28 |
| September Session grades due (4:30 p.m.) | Monday, September 29 |
| Autumn quarter begins | Monday, September 29 |
| Last day to register or add courses, or to apply for audit | Friday, October 3 |
| Waitlist ends | Friday, October 3 |
| Autumn quarter 100% tuition refund deadline | Friday, October 3 |
| Last day to register for independent study, internship, individual instruction, dissertation, and apply for pass/no credit | Friday, October 10 |
| Autumn quarter 75% tuition refund deadline | Friday, October 10 |
| Autumn quarter 50% tuition refund deadline | Friday, October 17 |
| Autumn quarter 25% tuition refund deadline | Friday, October 31 |
| Veterans Day (holiday); some classes meet Au2 | Tuesday, November 11 |
| Winter registration begins for all admitted students currently in attendance | Wednesday-Monday, November 12-17 |
| Winter registration for new admits begins | Wednesday, November 19 |
| Last day to withdraw from courses | Friday, November 21 |
| Winter housing deposit refund deadline for continuing students | Monday, November 24 |
| Thanksgiving (holiday); campus closed | Thursday-Friday, November 27-28 |
| Winter housing deposit refund deadline for new students | Friday, November 28 |
| Last class session for undergraduate classes | Thursday, December 4 |
| Student Reading Day | Friday, December 5 |
| Winter registration for non-admitted students begins | Monday, December 8 |
| Final examinations for undergraduate classes | Monday-Wednesday, December 8-10 |
| Last class session for graduate and doctoral classes | Wednesday, December 10 |
| Residence halls close for Christmas Break (10 a.m.) | Thursday, December 11 |
| Christmas Break for students | December 11-January 4 |
| Autumn quarter grades due (4:30 p.m.) | Tuesday, December 16 |
- Au1
September Session classes count toward Autumn quarter credit load and are included in Autumn quarter financial aid.
- Au2
Monday-only classes will meet on Veterans Day to provide the required class sessions.
Winter Quarter 2026
| Event | Date |
|---|---|
| Winter registration begins for all admitted students currently in attendance | Monday-Friday, November 10-14 |
| Winter registration for new admits begins | Tuesday, November 18 |
| Winter housing deposit refund deadline for continuing students | Monday, November 24 |
| Winter housing deposit refund deadline for new students | Friday, November 28 |
| Winter registration for non-admitted students begins | Monday, December 8 |
| December Session begins Wi1 | Friday, December 12 |
| Last day for new Winter admits to complete initial registration | Friday, December 19 |
| December Session ends | Monday, December 22 |
| New international student orientation (online) | Friday, January 2 |
| Residence halls open (1 p.m.) | Sunday, January 4 |
| New international student orientation (in person) | Monday, January 5 |
| Winter quarter begins | Monday, January 5 |
| December Session grades due (4:30 p.m.) | Thursday, January 8 |
| Last day to register or add courses, or to apply for audit | Friday, January 9 |
| Waitlist ends | Friday, January 9 |
| Winter quarter 100% tuition refund deadline | Friday, January 9 |
| Last day to register for independent study, internship, individual instruction, dissertation, and apply for pass/no credit | Friday, January 16 |
| Winter quarter 75% tuition refund deadline | Friday, January 16 |
| Martin Luther King, Jr. Day (holiday); some classes meet Wi2 | Monday, January 19 |
| Winter quarter 50% tuition refund deadline | Monday, January 26 |
| Winter quarter 25% tuition refund deadline | Monday, February 9 |
| All classes meet as scheduled on Presidents Day; no holiday | Monday, February 16 |
| Spring registration begins for all admitted students currently in attendance | Monday-Thursday, February 16-19 |
| Spring housing and deposit refund deadline for continuing students | Monday, February 23 |
| Spring registration for new admits begins | Tuesday, February 24 |
| Last day to withdraw from courses | Friday, February 27 |
| Last class session for undergraduate classes | Monday, March 9 |
| Student Reading Day | Tuesday, March 10 |
| Final examinations for undergraduate classes | Wednesday-Friday, March 11-13 |
| Last class session for graduate and doctoral classes | Friday, March 13 |
| Residence halls close for Spring Break (10 a.m.) | Saturday, March 14 |
| Spring Break for students | March 14-24 |
| Spring housing deposit refund deadline for new students | Saturday, March 14 |
| Spring registration for non-admitted students begins | Monday, March 16 |
| Winter quarter grades due (4:30 p.m.) | Wednesday, March 18 |
- Wi1
December Session classes count toward Winter quarter credit load and are included in Winter quarter financial aid.
- Wi2
Monday-only classes will meet on Martin Luther King Jr. Day to provide the required class sessions.
Spring Quarter 2026
| Event | Date |
|---|---|
| Spring registration begins for all admitted students currently in attendance | Monday-Thursday, February 16-19 |
| Spring housing deposit refund deadline for continuing students | Monday, February 23 |
| Spring registration for new admits begins | Tuesday, February 24 |
| Spring housing deposit refund deadline for new students | Saturday, March 14 |
| Spring registration for non-admitted students begins | Monday, March 16 |
| Last day for new spring admits to complete initial registration | Friday, March 20 |
| Residence halls open (1 p.m.) | Tuesday, March 24 |
| New international student orientation (10 a.m. - 2 p.m.) | Tuesday, March 24 |
| Spring quarter begins | Wednesday, March 25 |
| Last day to register or add courses, or to apply for audit | Tuesday, March 31 |
| Waitlist ends | Tuesday, March 31 |
| Spring quarter 100% tuition refund deadline | Tuesday, March 31 |
| Good Friday (holiday); no classes meet | Friday, April 3 |
| Last day to register for independent study, internship, individual instruction, dissertation, and apply for pass/no credit | Wednesday, April 8 |
| Spring quarter 75% tuition refund deadline | Wednesday, April 8 |
| Spring quarter 50% tuition refund deadline | Wednesday, April 15 |
| Spring quarter 25% tution refund deadline | Wednesday, April 29 |
| Summer registration begins | Friday, May 1 |
| Autumn registration begins for all admitted students currently in attendance | Monday-Thursday, May 11-14 |
| Last day to withdraw from courses | Friday, May 22 |
| Memorial Day (holiday); some classes meet Sp1 | Monday, May 25 |
| Last class session for undergraduate classes | Friday, May 29 |
| Student Reading Day/Faculty Inservice Day | Monday, June 1 |
| Final examinations for undergraduate classes | Tuesday-Thursday, June 2-4 |
| Last class session for graduate and doctoral classes | Thursday, June 4 |
| Residence halls close for Summer Break (4:00 p.m.) | Friday, June 5 |
| Ivy Cutting | Friday or Saturday, June 5 or 6 |
| Graduate Commencement | Friday or Saturday, June 5 or 6 |
| Undergraduate Commencement | Saturday or Sunday, June 6 or 7 |
| Graduating seniors vacate housing (time TBD) | Sunday or Monday, June 7 or 8 |
| Spring quarter grades due (4:30 p.m.) | Friday, June 12 |
| Autumn registration for new admits begins | Wednesday, June 17 |
- Sp1
Monday-only classes will meet on Memorial Day to provide the required class sessions.