Academic Dates
- Spring 2027 classes are posted in Â鶹Ãâ·Ñ°æÏÂÔØBoulder Class Search, which means it's time to start planning your schedule!Â
- Welcome to the 2026–27 academic year at Â鶹Ãâ·Ñ°æÏÂÔØBoulder! Here are the Main Campus academic dates most likely to affect you.
- To help your first semester go smoothly, make sure you've completed these tasks.
- Thinking about taking classes this summer? Â鶹Ãâ·Ñ°æÏÂÔØSummer Session has hundreds of classes available to help you earn credit toward your degree.
- Tuesday, March 24 is the last day for undergraduate and graduate students to class withdrawal or change pass/fail status for a full-semester Main Campus class.
- Fall 2026 classes are posted in Â鶹Ãâ·Ñ°æÏÂÔØBoulder Class Search, which means it's time to start planning your schedule!
- Your Summer 2025 enrollment dates are now available. If you're planning to take classes this summer, we encourage you to register as soon as possible for the best chance to get the classes, class times and/or instruction modes you want.
- Welcome to Â鶹Ãâ·Ñ°æÏÂÔØBoulder! To help your first semester go smoothly, please make sure you've completed the following tasks.
- As you prepare for the Spring 2026 semester, please keep the following key dates in mind.
- Fall 2025 registration for continuing undergraduate students closes Thursday, May 22 and will reopen July 23 for schedule adjustment. Because students won’t be able to add or edit classes during this window of time, it is recommended that they register and make the necessary schedule adjustments prior to May 23.