Colorado Boulder Fall 2025 Calendar. The academic calendar is the main resource for important dates and deadlines for all things related to course registration, add/drop, withdrawing, financial aid, colorado opportunity fund, tuition and bill due dates, and requirement documentation. Our academic calendar lists important dates for semester deadlines and events, such as registration, term start and end dates, commencement, and more.

For other classes, see the special session, colorado law or continuing education calendars. Main resource for important dates and deadlines for all things related to course registration, add/drop, withdrawing, financial aid, colorado opportunity fund,.