Coursera Calendar

There are six 8-week sessions per year. Enrollment opens 2 weeks before the first day of class and ends 2 weeks before all coursework is due. All for-credit coursework is due by the last day of the 8-week session.

For additional dates, visit CU Boulder on Coursera Calendar.  This calendar provides further details on the posting of final grades and degree and certificate conferral dates.

2025 Sessions

Enrollment Open: Jan 2 – Feb 21  |  Course Session: Jan 13 – Mar 7 

  • Jan 2 , 9:00 a.m. MT | Enrollment Opens
  • Jan 13, 9:00 a.m. MT | For-credit Course Access Open
  • Jan 13, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • Jan 26,​ 11:59 p.m. MT | Deadline to drop for a refund for any classes enrolled in before classes started – Must drop class from Buff Portal within 14 days of registration and before accessing final assessment
  • Feb 21, 5:00 p.m. MT | Enrollment Closes
  • Mar 04, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Mar 04, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Mar 07, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Mar 07, 4:50 p.m. MT | Deadline to Review Your Peers
  • Mar 07, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • Mar 07, 11:59 p.m. MT | For-credit Course Access Close – Deadline to access & submit all remaining graded items
  • Mar 17, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • Mar 27, 5:00 p.m. MT | Degree and certificates conferred.
  • Apr 6, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

Enrollment Open: Feb 24 – Apr 18  |  Course Session: Mar 10 – May 2 

  • Feb 24, 9:00 a.m. MT | Enrollment Opens
  • Mar 10, 9:00 a.m. MT | For-credit Course Access Open
  • Mar 10, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • Mar 23, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment.
  • Apr 18, 5:00 p.m. MT | Enrollment Closes
  • Apr 29, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Apr 29, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • May 2, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • May 2, 4:50 p.m. MT | Deadline to Review Your Peers
  • May 2, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • May 2, 11:59 p.m. MT | For-credit Course Access End – Deadline to access & submit all remaining graded items
  • May 12, 5:00 p.m. MT | Final grades post., available in Buff Portal through the grades & GPA card.
  • May 23, 11:59 p.m. | Degree and certificates conferred.
  • May 30, 11:59 p.m. | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

Enrollment Open: Apr 21 – Jun 13  |  Course Session: May 5 – Jun 27

  • Apr 21, 9:00 a.m. MT | Enrollment Opens
  • May 5, 9:00 a.m. MT | For-credit Course Access Open
  • May 5, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • May 18, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment.
  • Jun 13, 5:00 p.m. MT | Enrollment Closes
  • Jun 24, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Jun 24, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Jun 27, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Jun 27, 4:50 p.m. MT | Deadline to Review Your Peers
  • Jun 27, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • Jun 27, 11:59 p.m. MT | For-credit Course Access End – Deadline to access & submit all remaining graded items
  • Jul 7, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • Jul 18, 5:00 p.m. MT | Degree and certificates conferred.
  • Jul 25, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

Enrollment Open: Jun 16 – July 18  |  Course Session: June 30 – Aug 1

  • Jun 16, 9:00 a.m. MT | Enrollment Opens
  • June 30, 9:00 a.m. MT | For-credit Course Access Open
  • June 30, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • Jul 13, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment.
  • July 18, 5:00 p.m. MT | Enrollment Closes (Session shortened!)
  • July 29, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams (Session shortened!)
  • July 29, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments (Session shortened!)
  • Aug 1, 4:50 p.m. MT | Deadline to complete ProctorU Exams (Session shortened!)
  • Aug 1, 4:50 p.m. MT | Deadline to Review Your Peers (Session shortened!)
  • Aug 1, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.(Session shortened!)
  • Aug 1, 11:59 p.m. MT | For-credit Course Access End – Deadline to access & submit all remaining graded items. (Session shortened!)
  • Aug 6, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • Aug 8, 5:00 p.m. MT | Degree and certificates conferred.
  • Aug 15, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

Enrollment Open: Aug 20 – Oct 03 |  Course Session: Aug 25 – Oct 17

  • Aug 20, 9:00 a.m. MT | Enrollment Opens
  • Aug 25, 9:00 a.m. MT | For-credit Course Access Open
  • Aug 25, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • Sep 7,​ 11:59 p.m. MT | Deadline to drop for a refund for any classes enrolled in before session started – Must drop class from Buff Portal within 14 days of registration and before accessing final assessment or the honor code verification that unlocks the final.
  • Oct 3, 5:00 p.m. MT | Enrollment Closes
  • Oct 14, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Oct 14, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Oct 17, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Oct 17, 4:50 p.m. MT | Deadline to Review Your Peers
  • Oct 17, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • Oct 17, 11:59 p.m. MT | For-credit Course Access Close – Deadline to access & submit all remaining graded items
  • Oct 27, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • Nov 7, 5:00 p.m. MT | Degree and certificates conferred.
  • Nov 14, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

Enrollment Open: Oct 6 – Nov 28 |  Course Session: Oct 20 – Dec 12

  • Oct 6, 9:00 a.m. MT | Enrollment Opens
  • Oct 20, 9:00 a.m. MT | For-credit Course Access Open
  • Oct 20, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • Nov 2,​ 11:59 p.m. MT | Deadline to drop for a refund for any classes enrolled in before classes started – Must drop class from Buff Portal within 14 days of registration and before accessing final assessment.
  • Nov 28, 5:00 p.m. MT | Enrollment Closes
  • Dec 9, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Dec 9, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Dec 12, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Dec 12, 4:50 p.m. MT | Deadline to Review Your Peers
  • Dec 12, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • Dec 12, 11:59 p.m. MT | For-credit Course Access Close – Deadline to access & submit all remaining graded items
  • Dec 22, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • Dec 25 - Jan 1, Winter Break, Campus Closed
  • Jan 9, 5:00 p.m. MT | Degree and certificates conferred.
  • Jan 16, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2026 Sessions

Enrollment Open: Jan 1 – Feb 20 |  Course Session: Jan 12 – Mar 6

  • Jan 1, 9:00 a.m. MT | Enrollment Opens
  • Jan 12, 9:00 a.m. MT | For-credit Course Access Open
  • Jan 12, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance.
  • Jan 25,​ 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class within 14 days of registration and before accessing final assessment.
  • Feb 20, 5:00 p.m. MT | Enrollment Closes
  • Mar 3, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Mar 3, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Mar 6, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Mar 6, 4:50 p.m. MT | Deadline to Review Your Peers
  • Mar 6, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • Mar 6, 11:59 p.m. MT | For-credit Course Access Close – Deadline to access & submit all remaining graded items
  • Mar 16, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • Mar 26, 5:00 p.m. MT | Degree and certificates conferred.
  • Apr 5, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

Enrollment Open: Feb 23 – April 17 |  Course Session: Mar 9 – May 1

  • Feb 23, 9:00 a.m. MT | Enrollment Opens
  • Mar 9, 9:00 a.m. MT | For-credit Course Access Open
  • Mar 9, 9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Mar 22,​ 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class within 14 days of registration and before accessing final assessment
  • Apr 17, 5:00 p.m. MT | Enrollment Closes
  • Apr 28, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Apr 28, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • May 1, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • May 1, 4:50 p.m. MT | Deadline to Review Your Peers
  • May 1, 11:59 p.m. MT | Last day to drop or withdraw from a class, if you still qualify.
  • May 1, 11:59 p.m. MT | For-credit Course Access Close – Deadline to access & submit all remaining graded items
  • May 11, 5:00 p.m. MT | Final grades post, available in Buff Portal through the grades & GPA card.
  • May 22, 5:00 p.m. MT | Degree and certificates conferred.
  • May 29, 11:59 p.m. MT | Last day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.