CU is aware that Canvas is unavailable and the webpage temporarily displayed a message regarding a security breach of Canvas. The site is now displaying a maintenance message. CU is working with the vendor to investigate and resolve the issue. CU does not control the platform. We cannot provide a timeline for resolution. This incident is impacting Canvas instances globally and is part of the larger data breach reported to you on Monday. We will provide additional updates as they are available.
Spring Semester 2026
| aIPPE (P3) & Block 6 (P4) spring semester begins | Monday, January 5 |
| Last day to drop/add (P1, P2, P3) | Friday, January 9 |
| Spring semester begins (P1, P2) | Monday, January 12 |
| MARTIN LUTHER KING HOLIDAY (P1, P2) | MONDAY, JANUARY 19 |
| May 2026 Diploma/Graduation Application Closes | Friday, January 30 |
| Block 7 begins (P4) | Monday, February 16 |
| PRESIDENTS' DAY HOLIDAY (P1, P2) | MONDAY, FEBRUARY 16 |
| On campus classes begin (P3) | Tuesday, February 17 |
| SPRING BREAK (P1, P2, P3) | MARCH 16- 20 |
| Block 8 begins (P4) | Monday, March 30 |
| Last day of classes (P3) | Monday, April 27 |
| Final Exams (P3) | Wednesday, April 29 – Monday, May 4 |
| Last day of classes (P1, P2) | Monday, May 4 |
| Final Exams (P1, P2) | Wednesday, May 6 – Tuesday, May 12 |
| Spring semester ends | Tuesday, May 12 |
| Final grades due (noon) (P3, P4) | Wednesday, May 13 |
| Anschutz Medical Campus Annual Commencement | Monday, May 18 |
| Final grades due (noon) (P1, P2) | Wednesday, May 20 |
Summer Semester 2026
| Block 1 (P4) and summer semester begins | Monday, May 18 |
| August 2025 Diploma/Graduation Application closes | Monday, June 1 |
| December 2025 Diploma/Graduation Application opens | Monday, June 8 |
| Block 2 begins (P4) | Monday, June 29 |
| Summer semester ends | Sunday, August 9 |
| Final grades due | Friday, August 14 |
Fall Semester 2026
| Registration for fall 2026 begins | Friday, July 17 (P3) Monday, July 20 (P2) |
| Fall semester begins (P1) | Friday, August 10 |
| Last day to drop/add (P1, P2, P3) | Friday, August 14 |
| Fall semester begins (P2, P3) | Monday, August 17 |
| LABOR DAY HOLIDAY (P1, P2, P3) | MONDAY, SEPTEMBER 7 |
| December 2026 Diploma/Graduation Application closes | Friday, September 11 |
| May 2027 Diploma/Graduation Application opens | Monday, September 14 |
| Block 4 begins (P4) | Monday, September 21 |
| Block 5 begins (P4) | Monday, November 2 |
| Registration for spring 2026 begins | Monday, November 23 (P3) |
| Monday, November 23 (P2) | |
| Wednesday, November 25 (P1) | |
| THANKSGIVING BREAK (P1,P2,P3) | THURSDAY & FRIDAY, NOVEMBER 26 & 27 |
| Last day of classes | Friday, December 4 |
| Final Exams | Monday, December 7 – Friday, December 11 |
| Fall semester ends (P1, P2, P3) | Friday, December 11 |
| Fall semester ends (P4) | Sunday, December 13 |
| Final grades due (noon) (P1, P2, P3) | Wednesday, December 16 |
| Final grades due (P4) | Friday, December 18 |
Spring Semester 2027
| aIPPE (P3) & Block 6 (P4) spring semester begins | Monday, January 4 |
| Last day to drop/add (P1, P2, P3) | Friday, January 15 |
| Spring semester begins (P1, P2) | Monday, January 19 |
| MARTIN LUTHER KING HOLIDAY (P1, P2) | MONDAY, JANUARY 18 |
| May 2027 Diploma/Graduation Application Closes | Friday, February 5 |
| Block 7 begins (P4) | Monday, February 15 |
| PRESIDENTS' DAY HOLIDAY (P1, P2) | MONDAY, FEBRUARY 15 |
| On campus classes begin (P3) | Tuesday, February 16 |
| SPRING BREAK (P1, P2, P3) | MARCH 15- 19 |
| Block 8 begins (P4) | Monday, March 29 |
| Last day of classes (P3) | Monday, April 26 |
| Final Exams (P3) | Wednesday, April 28 – Tuesday, May 4 |
| Last day of classes (P1, P2) | Monday, May 10 |
| Final Exams (P1, P2) | Wednesday, May 12 – Monday, May 17 |
| Spring semester ends | Monday, May 10 |
| Final grades due (noon) (P3, P4) | Wednesday, May 12 |
| Anschutz Medical Campus Annual Commencement | Monday, May 24 |
| Final grades due (noon) (P1, P2) | Wednesday, May 26 |
Summer Semester 2027
| Block 1 (P4) and summer semester begins | Monday, May 17 |
| August 2026 Diploma/Graduation Application closes | Friday, June 11 |
| December 2026 Diploma/Graduation Application opens | Monday, June 14 |
| Block 2 begins (P4) | Monday, June 28 |
| Summer semester ends | Sunday, August 8 |
| Final grades due | Friday, August 13 |