Our School Calendar is available in PDF format, please click here to download.
| Date | Day | School Programme / Activities |
| January 2023 | . | . |
| 1/1 | Sun. | Public Holiday – New Year |
| 7/1 | Sat. | Parents Briefing for new students: 8.30 – 10.00 a.m |
| 9 – 10/1 | Mon. – Tue. | Start of Academic Year – Year 7 Orientation |
| 11/1 | Wed. | School starts |
| 17/1 | Tue. | House Meeting |
| 18/1 | Wed. | Sports Practice 1 |
| 20/1 | Fri. | Occasional Holiday – Chinese New Year |
| 22/1 | Sun. | Public Holiday – Chinese New Year |
| 23/1 | Mon. | Holiday in lieu – Chinese New Year |
| 24 – 25/1 | Tue. – Wed. | Occasional Holiday – Chinese New Year |
| . | . | . |
| February 2023 | . | . |
| 1/2 | Wed. | Sports Practice 2 |
| 5/2 | Sun. | Public Holiday – Thaipusam |
| 6/2 | Mon. | Holiday in lieu – Thaipusam |
| 7 – 9/2 | Tue. – Thurs. | Oral Bahasa Melayu SPM |
| 8/2 | Wed. | Sports Practice 3 |
| 14/2 | Tue. | Sports Practice 4 |
| 16/2 | Thu. | Sports Practice 5 |
| 20/2 | Mon. | SPM Bahasa Melayu |
| 21/2 | Tue. | Sports Practice 6 |
| 23/2 | Thu. | SPM Sejarah |
| 24/2 | Fri. | Road Relay |
| . | . | . |
| March 2023 | . | . |
| 1/3 | Wed. | Cross Country |
| 2/3 | Thu. | Oral IGCSE starts |
| 3/3 | Fri. | Pre-Sports |
| 4/3 | Sat. | PTA Annual GM |
| 7/3 | Tue. | Pre-Sports |
| 8/3 | Wed. | Pre-Sports |
| 10/3 | Fri. | Pre-Sports |
| 14/3 | Tue. | Sports Day Rehearsal |
| 16/3 | Thu. | Annual Sports Day |
| 17/3 | Fri. | Occasional Holiday – Annual Sports Day |
| 20 – 26/3 | Mon. – Sun. | Mid-Term Break |
| 29/3 | Wed. | Co-Co Expo/Registration Day |
| . | . | . |
| April 2023 | . | . |
| 6/4 | Thu. | Drama Competition |
| 7/4 | Fri. | Occasional Holiday - Good Friday |
| 8/4 | Sat. | Public Holiday – Nuzul Al-Quran |
| 13/4 | Thu. | Bahasa Melayu - Bercerita (Year 7) |
| 14/4 | Fri. | Occasional Holiday - Hindu New Year |
| 19/4 | Wed. | SriKL Public Speaking Final |
| 20 – 21/4 | Thu. – Fri. | Occasional Holiday – Hari Raya |
| 22 – 23/4 | Sat. – Sun. | Public Holiday – Hari Raya |
| 24/4 | Mon. | IGCSE 2nd Language Chinese Paper 1 |
| 24 – 26/4 | Mon. – Wed. | Occasional Holiday – Hari Raya |
| 28/4 | Fri. | IGCSE Foreign Language Malay Paper 1 |
| 28/4 | Fri. | IGCSE 2nd Language Chinese (Listening) |
| May 2023 | . | . |
| 1/5 | Mon. | Public Holiday – Labour Day |
| 4/5 | Thu. | Public Holiday - Wesak Day |
| 5/5 | Fri. | Bahasa Melayu – Pidato (Year 8) |
| 6/5 | Sat. | Year 7 Entrance Test |
| 10/5 – 2/6 | Wed. – Fri. | Year 11 Trial 1 Exam starts |
| 11/5 | Thurs. | IGCSE 1st Language Chinese Paper 1 |
| 15/5 | Mon. | IGCSE Foreign Language Malay Paper 2 |
| 16/5 – 2/6 | Tue. – Fri. | Mid Year Examination: Year 10 starts |
| 18/5 | Thu. | IGCSE 1st Language Chinese Paper 2 |
| 22/5 | Mon. | IGCSE Mandarin Listening & Paper 4 |
| 25/5 | Thu. | IGCSE Mandarin Paper 2 |
| 26/5 – 2/6 | Fri. – Fri. | Mid Year Examination: Year 7,8 & 9 |
| 29/5 | Mon. | IGCSE Malay Listening |
| . | . | . |
| June 2023 | . | . |
| 5/6 | Mon. | Public Holiday – YDP Agong’s Birthday |
| 6 - 17/6 | Tue. – Fri. | Mid-Year Break |
| 22/6 | Thu. | Teachers’ Day |
| 27/6 | Tue. | Trinity SKL Public Speaking Final |
| 29/6 | Thu. | Public Holiday – Hari Raya Haji |
| . | . | . |
| July 2023 | . | . |
| 1/7 | Sat. | Report Card Day 1 |
| 6/7 | Thu. | Career Day |
| 10/7 | Mon. | Science, Technology & Mathematics Expo |
| 18/7 | Tue. | Bahasa Melayu – Debat (Year 9) |
| 19/7 | Wed. | Public Holiday - Awal Muharam |
| 22/7 | Sat. | Speech & Prize-Giving Day |
| 24/7 | Mon. | History & Geography Week |
| . | . | . |
| August 2023 | . | . |
| 11/8 | Fri. | Matinee Concert |
| 12/8 | Sat. | Charity Concert |
| 19/8 | Sat. | Swimming Gala |
| 21/8 – 8/9 | Mon. – Fri. | Year 11 Trial Exam 2 |
| 21 – 22/8 | Mon. – Tue. | Checkpoint Trial Examination (Year 9) |
| 30/8 | Wed. | Gema Merdeka |
| 31/8 | Thu. | Public Holiday – National Day |
| . | . | . |
| September 2023 | . | . |
| 11 – 16/9 | Mon.-Sat. | Mid-Term Break |
| 16/9 | Sat. | Public Holiday – Hari Malaysia |
| 20/9 | Wed. | Bahasa Melayu – Debat (Year 10) |
| 26/9 | Tue. | Year 9 Briefing |
| 27/9 | Wed. | Year 11 Briefing |
| 28/9 | Thu. | Public Holiday – Prophet Muhammad Birthday |
| . | . | . |
| October 2023 | . | . |
| 2 – 3/10 | Mon. – Tues. | Checkpoint Examination – Year 9 |
| 4 – 5/10 | Wed. – Thu. | IGCSE Art & Design Examination |
| 9/10 – 15/11 | Mon. – Wed. | IGCSE Examination – Year 11 |
| 11 – 27/10 | Wed. – Fri. | End of Year Examination – Year 10 |
| 23 – 27/10 | Mon. – Fri. | End of Year Examinations – Years 7, 8 & 9 |
| . | . | . |
| November 2023 | . | . |
| 12/11 | Sun. | Public Holiday – Deepavali |
| 13/11 | Mon. | Holiday in lieu – Deepavali |
| 14 – 15/11 | Tue. – Wed. | Occasional Holiday – Deepavali |
| 17/11 | Fri. | Graduation Night |
| 24/11 | Fri. | Report Card Day 2 |
| 24/11 | Fri. | Last Day of School |
| . | . | . |
| December 2023 | . | . |
| 11/12 | Mon. | Public Holiday – Sultan of Selangor’s Birthday |
| 25/12 | Mon. | Public Holiday – Christmas |
| . | . | . |
*Kindly note that the dates given for school calendar are subject to change.