News & Events
Whats happening at Underdale
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Unlock Your Potential: Special Entry Enrolments Now Open for 2027!
At Underdale High School, we are delighted to announce that Special Entry enrolments for 2027...
Underdale Tennis Academy Launches in 2026
We are excited to announce the launch of the Underdale Tennis Academy in 2026, marking an exciting...
Goodbye and Good Luck to Our Year 12s
On Friday, 24 October, we celebrated Underdale's Class of 2025. The morning began with a hot BBQ...
The Art of Sorry: 5 Types of Apologies
Hello Underdale community, Can you believe we are in term 4 of 2025?! Term 2 and 3 felt like a...
School Events
Monday 26 Jan |
PUBLIC HOLIDAY: Australia Day |
Tuesday 27 Jan |
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Wednesday 28 Jan |
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Wednesday, February 4, 2026 |
Stretch U Parent Information Night 4pm |
Monday, February 16, 2026 |
Celebration Assembly: 12.30pm |
Wednesday, February 18, 2026 |
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Friday, February 27, 2026 |
STUDENT FREE DAY |
Wednesday, March 4, 2026 |
SPORTS DAY |
Friday, March 6, 2026 |
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Monday, March 9, 2026 |
Public Holiday: Adelaide Cup Day |
Wednesday, March 11, 2026 |
NAPLAN Opens |
Tuesday, March 17, 2026 |
Finance + Governing Council |
Monday, March 23, 2026 |
Open Night |
Thursday, April 2, 2026 |
Underdale Cup |
Friday, April 3, 2026 |
Public Holiday: Good Friday |
Monday, April 6, 2026 |
Public Holiday: Easter Monday |
Wednesday, April 8, 2026 |
Youth Opportunities Graduation 4pm |
Friday, April 10, 2026 |
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Monday, April 27, 2026
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Term 2 starts |
Wednesday, May 6, 2026 |
Student Free Day |
Monday, May 11, 2026 |
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Tuesday, May 12, 2026 |
Parent-teacher Conversations + Career Expo – Early Dismissal (1:30) |
Tuesday, May 19, 2026 |
Taste of Underdale |
Wednesday, May 20, 2026 |
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Thursday, May 21, 2026 |
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Friday, June 5, 2026 |
Traffic Light Reports Published to Compass |
Monday, June 8, 2026 |
Public Holiday: King’s Birthday |
Wednesday, June 10, 2026 |
Arts Evening 5:00-7:00 |
Monday, June 15, 2026 |
Senior School Mid-Year Exams Starts |
Wednesday, June 17, 2026 |
Finance Meeting + Governing Council |
Friday, June 19, 2026 |
Student. Free Day |
Friday, July 3, 2026 |
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Monday, July 20, 2026 |
Term 3 starts |
Friday, July 31, 2026 |
High Achievers + Parent Breakfast – 9:00-10am |
Monday, August 3, 2026 |
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Tuesday, August 4, 2026 |
Koishikawa Study Tour arrives |
Friday, August 7, 2026 |
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Wednesday, August 12, 2026 |
Finance Meeting + Governing Council |
Monday, August 17, 2026 |
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Friday, August 21, 2026 |
CBCA Book Week Dress up Day |
Friday, August 28, 2026 |
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Monday, August 31, 2026 |
School Closure: (Show Day) |
Thursday, September 3, 2026 |
PAT Testing window opens |
Monday, September 7, 2026 |
FINAL day to put in applications for VET for 2027 |
Tuesday, September 8, 2026 |
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Wednesday, September 16, 2026 |
Finance Meeting + Governing Council |
Thursday, September 17, 2026 |
Write a Book in a Day |
Wednesday, September 23, 2026 |
Youth Opportunities Graduation (4-6pm) |
Friday, September 25, 2026 |
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Monday, October 12, 2026 |
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Wednesday, October 21, 2026 |
Farewell celebration for graduation Int students |
Thursday, October 22, 2026 |
Last Day of Formal Lessons for Year 12 |
Friday, October 23, 2026 |
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Friday, October 30, 2026 |
Student Free Day |
Monday, November 2, 2026 |
SACE EXAMS start |
Tuesday, November 3, 2026 |
Sports Awards Evening |
Wednesday, November 4, 2026 |
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Tuesday, November 10, 2026 |
Semester 2 Arts Evening 5:00 – 7:00 |
Wednesday, November 11, 2026 |
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Friday, November 13, 2026 |
UniTEST for entry to Flinders CLOSES |
Monday, November 16, 2026 |
Celebrations Assembly |
Wednesday, November 18, 2026 |
Year 12 Graduation – Elder Hall |
Thursday, November 19, 2026 |
Adelaide Secondary School of English Student Transition |
Friday, November 20, 2026 |
Last day of Formal lessons Y11 |
Monday, November 23, 2026 |
Year 10/11 Exams start |
Tuesday, November 24, 2026 |
Year 6 family information and meet&greet evening |
Wednesday, November 25, 2026 |
Inclusive Learning Y6 Transition Visit |
Friday, November 27, 2026 |
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Wednesday, December 2, 2026 |
Governing Council Xmas Dinner |
Thursday, December 3, 2026 |
Year 7 Transition day + family morning tea |
Monday, December 7, 2026 |
Activities Week years 7-9 |
Friday, December 11, 2026 |
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