Special Session Calendars

Main Campus Calendars By Special Session

The calendars on this page apply to Main Campus special session classes.
For Colorado Law and all other classes, see "Other CU Calendars" above.

Summer 2026

Variable Sessions

Monday, Aug. 10

Tuesday, Aug. 11

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Wednesday, Aug. 12

Thursday, Aug. 13

  • Last class day.

Monday, June 1

  • First class day.

Tuesday, June 2

Wednesday, June 3

Wednesday, June 17

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Friday, June 26

Monday, June 29

  • Last class day.

Thursday, June 11

Friday, June 12

Tuesday, June 23

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Friday, June 26

Monday, June 29

  • Last class day.

Tuesday, May 26

Wednesday, May 27

Thursday, June 4

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Tuesday, June 9

Wednesday, June 10

  • Last class day.

Friday, July 17

Monday, July 20 

Tuesday, July 28 

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Friday, July 31

Monday, Aug. 3

  • Last class day.

Tuesday, June 30

Wednesday, July 1

Friday, July 10

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Wednesday, July 15

Thursday, July 16

  • Last class day.

Tuesday, June 30

Wednesday, July 1

Wednesday, July 10

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, July 15

Tuesday, July 16

  • Last class day.

Tuesday, June 30

Wednesday, July 1

Wednesday, July 10

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, July 15

Tuesday, July 16

  • Last class day.

Tuesday, May 26

Wednesday, May 27

Thursday, June 4

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Tuesday, June 9

Wednesday, June 10

  • Last class day.

Friday, July 17

Monday, July 20 

Tuesday, July 28 

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Friday, July 31

Monday, Aug. 3

  • Last class day.

Monday, July 20

  • First class day.

 

Tuesday, July 21

Wednesday, July 22

Wednesday, Aug. 5

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Wednesday, Aug. 12

Thursday, Aug. 13

  • Last class day.

Monday, Aug. 3

Wednesday, Aug. 5

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, Aug. 6

Tuesday, Aug. 7

  • Last class day.

Monday, Aug. 10

Wednesday, Aug. 12

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Thursday, Aug. 13

Friday, Aug. 14

  • Last class day.

Tuesday, July 7

  • First class day.


Thursday, July 9

Monday, July 13

Friday, July 31

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Wednesday, Aug. 12

Thursday, Aug. 13

  • Last class day.

Tuesday, July 7

  • First class day.


Wednesday, July 8

Thursday, July 10

Wednesday, July 29

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, Aug. 10

Tuesday, Aug. 11

  • Last class day.

Tuesday, July 7

  • First class day.


Thursday, July 9

Monday, July 13

Friday, July 31

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Wednesday, Aug. 12

Thursday, Aug. 13

  • Last class day.

Thursday, July 9

  • First class day.

Friday, July 10

Tuesday, July 14

Friday, July 31

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Wednesday, Aug. 12

Thursday, Aug. 13

  • Last class day.

Tuesday, May 26

  • First class day.

Wednesday, May 27

Friday, May 29

Wednesday, June 17

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, June 29

Tuesday, June 30

  • Last class day.

Tuesday, June 2

  • First class day.

Wednesday, June 3

Friday, June 5

Thursday, June 23

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Thursday, July 2

Friday, July 3

  • Last class day.

Fall 2025

Variable Sessions

Monday, Aug. 25

  • First class day.

Thursday, Aug. 28

Thursday, Sept. 4

Tuesday, Oct. 7

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Tuesday, Oct. 28

Wednesday, Oct. 29

  • Last class day.

Spring 2026

Variable Sessions

Tuesday, Jan. 13

  • First class day.

Tuesday, Jan. 20

Friday, Jan. 23

Friday, Feb. 27

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, March 30

Tuesday, March 31

  • Last class day.

Monday, Jan. 12

  • First class day.

Thursday, Jan. 15

Wednesday, Jan. 21

Monday, Feb. 23

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Thursday, March 19

Monday, March 23

  • Last class day.

Thursday, Jan. 8

  • First class day.

Wednesday, Jan. 14

Tuesday, Jan. 20

Monday, Feb. 23

  • Last day to drop this class and remain enrolled in at least one other variable session class. You'll be assessed full tuition, and a W notation will post to your transcript.

Monday, March 23

Tuesday, March 24

  • Last class day.