School Calendar

Find all the dates and details you need to stay actively involved in the Cretin-Derham Hall community. 

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Jun10

Tuesday, June 10, 2025

8:00am: Summer Health Session I
3:00pm: Department Chair Meeting
Jun11

Wednesday, June 11, 2025

8:00am: Summer Health Session I
Jun12

Thursday, June 12, 2025

8:00am: Summer Health Session I
Jun13

Friday, June 13, 2025

8:00am: Summer Health Session I
Jun16

Monday, June 16, 2025

8:00am: Summer Health II
Jun17

Tuesday, June 17, 2025

All Day: Iceland Stem Trip
8:00am: Summer Health II
Jun18

Wednesday, June 18, 2025

8:00am: Summer Health II
Jun20

Friday, June 20, 2025

8:00am: Summer Health II
Jul8

Tuesday, July 8, 2025

3:00pm: Department Chair Meeting
Aug4

Monday, August 4, 2025

All Day: College Boot Camp
9:00am: Senior Photo Sessions - Michael Murray Photography
Aug5

Tuesday, August 5, 2025

All Day: College Boot Camp
9:00am: Senior Photo Sessions - Michael Murray Photography
Aug6

Wednesday, August 6, 2025

All Day: College Boot Camp
9:00am: Senior Photo Sessions - Michael Murray Photography
Aug7

Thursday, August 7, 2025

All Day: College Boot Camp
9:00am: Senior Photo Sessions - Michael Murray Photography
Aug9

Saturday, August 9, 2025

9:00am: Senior Photo Sessions - Michael Murray Photography
Aug10

Sunday, August 10, 2025

9:00am: Senior Photo Sessions - Michael Murray Photography
Aug11

Monday, August 11, 2025

9:00am: Senior Photo Sessions - Michael Murray Photography
Aug12

Tuesday, August 12, 2025

All Day: JROTC 9th Grade Uniform Issue
9:00am: Senior Photo Sessions - Michael Murray Photography
3:00pm: Department Chair Meeting
Aug13

Wednesday, August 13, 2025

All Day: JROTC Current Student Uniform Exchanges
Aug16

Saturday, August 16, 2025

8:30am: Twin City Soccer Referee Organization (TCSRO)
Aug20

Wednesday, August 20, 2025

All Day: JROTC Uniform Issue Makeup
Sep9

Tuesday, September 9, 2025

3:00pm: Department Chair Meeting
Sep12

Friday, September 12, 2025

All Day: Diamond Promotions
Sep17

Wednesday, September 17, 2025

11:30am: Activities Fair
Sep19

Friday, September 19, 2025

All Day: Homecoming Football Game
Sep20

Saturday, September 20, 2025

All Day: Homecoming Dance
Sep26

Friday, September 26, 2025

All Day: Camp Riley
Sep27

Saturday, September 27, 2025

All Day: Camp Riley
Sep28

Sunday, September 28, 2025

All Day: Camp Riley
Oct1

Wednesday, October 1, 2025

6:00pm: Fall Review
Oct8

Wednesday, October 8, 2025

8:15am: 9th Grade Retreat
Oct14

Tuesday, October 14, 2025

3:00pm: Department Chair Meeting
Oct27

Monday, October 27, 2025

5:00pm: CDH Community Awards
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