Spring 2025 Main Campus Academic Dates & Deadlines
We sent this email at 7p.m. on Thursday, Jan. 2, 2025, to Main Campus, degree-seeking undergraduate and graduate students (not law) who had registered or were eligible to register for Spring 2025 classes.
As you prepare for the Spring 2025 semester, please keep in mind the following key dates. Deadlines occur at 11:59 p.m. Mountain Time unless otherwise noted.
These dates apply to Main Campus classes that followthe full-semester start and end dates (Jan. 13–May 7, 2025). For other calendars, see our academic calendar webpage.*
(Please note Boulder’s new academic calendar takes effect Fall 2025. For more information, see therevised academic calendar.)
Monday, Jan. 6
- Financial aid begins applying to the billfor students starting classes on Jan.13.
Thursday, Jan. 9
- First tuition and fee bills will be available online in.
Monday, Jan. 13
- First day of classes.
- Last day tosubmit a private scholarship check to avoid late fees.
Monday, Jan. 20
- Martin Luther King Jr. holiday (no classes; university closed).
Wednesday, Jan. 22
- Last day toadd a class,swap a class orjoin a waitlist for a closed class.
- Last day tobe automatically enrolled from a waitlist.
Wednesday, Jan. 29
- Last day todrop a classwithout a W grade.
- Last day towithdraw from the semester without tuition charges and W grades.
- Last day tochange variable credit hours or no-credit status.
Monday, Feb. 3
- Waitlists are canceled. Students still on the waitlist lose access to that class's online materials, but may be eligible toreserve a seat in the course the next time it's offered.
Tuesday, Feb. 4
- Last day toenroll in a payment plan.
Wednesday, Feb. 5
- Last day to pay your tuition & fee bill in full unless you’ve signed up for a payment plan. Seepayment options.
Thursday, Feb. 13
Friday, March 21
- Last day todrop a class.
- Last day tochange pass/fail grade mode for a student-option class.
Monday, March 24–Friday, March 28
- Spring break (no classes; university closed March 28).
Thursday, May 1
- Last day of classes.
- Last day towithdraw from the semester.
Saturday, May 3–Wednesday, May 7
* If you’re enrolled in any class that doesn’t meet for the full 16 weeks, it’s a special session class. Special session classes follow different deadlines than full-semester classes (view the special session calendar). To check the session and view key dates for one of your classes, go to the card in Buff Portal. Select a class to view session information and the “Drop/Swap/Edit This Class” button for related deadlines.
Office of the Registrar | University of Colorado Boulder
303-492-6970 | registrar@colorado.edu