Academic 

Calendar

Iliff Building Hours (and Ira J. Taylor Library)

During Semester Sessions

  • Monday – Friday: 8:00 am – 2:00 pm
  • Saturday: Closed
  • Sunday: Closed

During Journey/ Gathering Days

  • Monday – Friday: 7:30 am – 9:45 pm
  • Saturday: 7:30 am – 6:00 pm
  • Sunday: Closed

During Non-Semester Sessions

  • Monday – Friday: 8:00 am – 4:30 pm
  • Saturday – Sunday: Closed

Important Dates

Iliff’s academic calendar can keep you on track from the start of Summer classes through the Fall term.

Download the 2024-25 PDF here: ACADEMIC CALENDAR 2024_25

Download the 2025-26 PDF here: ACADEMIC CALENDAR 2025_26.

Summer Intensives (up to 9 wks)

Memorial Day (Iliff Closed)

May 26

Classes Begin (Monday)

June 30

Last Day to Add/Drop Summer Intensive

July 3

Fall Registration

June 17

Juneteenth (Iliff closed)

June 19

Last Day to Withdraw Summer Intensive

July 10

Iliff Closed

July 4

Classes End

Wk 9

August 1

Fall Orientation

Aug 11-29

Incompletes from Summer Due

August 22

Fall Semester

2025

Labor Day (Iliff Closed)

Sept 1

Classes Begin (Tuesday)

Sept 2

Opening Convocation

Sept 3

Last Day to Add Courses (Sunday)

Sept 7

Last Day to Drop Courses (Sunday)

Sept 14

Gathering Days wk 5

Sept 29-Oct 4*

Fall break wk 6

Oct 6-10

Last Day to Withdraw from Courses (Sunday)

Oct 12

Jan/Spring Registration

Oct 21

Research and Integration Wk (Thanksgiving Week)

Nov 24-28

Classes End

Wk 15

Dec 12

Iliff Winter Break

Dec 22-Jan2

January Intensives (up to 3 wks)

Jan 5- 26

Incompletes from Fall Due

Jan 9

Spring Orientation

Jan 12-30-

Martin Luther King Jr Day (Iliff closed)

Jan 19

Spring Semester

2026

Classes Begin (Monday)

Feb 2

Last Day to Add Courses (Sunday)

Feb 8

Incompletes from January Intensive Due

Feb 13

Last Day to Drop Course (Sunday)

Feb 15

Gathering Days

Mar 2- 7 wk 5

Spring Break (does not align with DU)

Mar 9 -13

wk 6

Last Day to Withdraw from Courses (Sunday)

Mar 15

Summer Registration

Mar 24

Easter Recess (Iliff Closed)

April 3-5

wk 9

Research and Integration Wk

Apr 27 – May 1

Honors Convocation (Thursday)

May 14

Classes End (Friday)

Wk 15

May 15

Commencement (Friday)

May 15

Incompletes from Spring Due

June 5