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Times of the School Day

08:10

Student arrival time 

08:15

Registration/Assembly 

08:40

Period 1  

09:40

Period 2

10:40

Break Time 

11:00

Period 3 

12:00

Period 4 for Years 10, 11, 12 / Lunchtime for Years 7, 8, 9, 13 

13:00

Period 4 for Years 7, 8, 9, 13 / Lunchtime for Years 10, 11, 12 

14:00

Period 5

15:00

End of School 

16:30

End of Extra-Curricular Clubs 

 

In The Spotlight

Calendar

19 November

ESU Schools’ Mace Debating Competition
24 November

CSGSPA Meeting

6:35pm - 7:30pm
06 December

CSGSPA - SHU - Christmas Fair & Market

10:00am - 12:30pm
08 December

Christmas Concert

6:00pm - 7:00pm
12 December

Hazards Study Day (Y12 Geography)
07 January

Senior Speech Day

6:00pm - 8:30pm
20 January

British Film Institute, (Y10 German)
27 January

Year 9 GCSE Options Eveining

6:00pm - 8:00pm
05 February

Musical Production
06 February

Musical Production
07 February

Musical Production
11 February

Ballet Shoes (Drama, form group 7D)
Keep Connected

News & Social

Sedcopians Day 2026
Featured News
Featured News
GCSE Results 2025
Featured News
A Level Results 2025
Featured News
Featured News
Flourish win Best Company at the YE East London Finals!
Featured News
Featured News
Arkwright Engineering Scholars 2025
Featured News
LTA County School of the Year
Featured News
Winners of the Frankly Speaking Debate Competition at the US Embassy
Featured News
Senior Speech Day
Featured News
Top 25 State School for Cricket
Featured News
GCSE Results 2024
Featured News
Congratulations to Y13, Class of 2024!
Featured News
CSGS student places 3rd in Samsung's Solve for Tomorrow Competition
Featured News
Tennis success
Featured News
The Cricketer Schools Guide
Featured News
News
News
Oliver!
News
Sedcopians Day 2026
The school is looking forward to offering an enhanced Sedcopians' Day event next year and in the lead up to our 100 year celebrations in 2031. Former students are asked to register their interest to help us plan for the 2026 event. More details to follow to registrees in due course. https://forms.office.com/Pages/ResponsePage.aspx...  
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Chis and Sid are fundraising to construct Padel Courts
  Chis and Sid are fundraising to install Padel Tennis courts! To donate please follow this link:  https://i.paydit.to/chislehurst-sidcup-csgs-school-fund Thank you for your support.  
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GCSE Results 2025
Congratulations to Year 11 at Chislehurst and Sidcup Grammar on their excellent GCSE results. Almost half of the grades awarded were either grade 8 or grade 9 and the overall grade7-9% was 71.5%.  Headteacher Nigel Walker said ‘These results are a fantastic achievement by Year 11, representing dedication and commitment to their studies. I look forward to seeing them join the Sixth Form in Septem
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A Level Results 2025
Chislehurst and Sidcup Grammar School is delighted to announce that this year’s outstanding A level results match last year’s best ever results with 73% of grades being awarded at A*-B.  The overall pass mark is also up a fraction on last year. Chislehurst and Sidcup Grammar School is the No.1 school in Bexley at A Level for: A* grades - 11.4% A*- A
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CSGS celebrate record-breaking number of offer-holders for Medicine!
Chis and Sid are celebrating record-breaking numbers of offer-holders to read Medicine this year. A record-topping 15 individual students hold an impressive 34 offer
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Flourish win Best Company at the YE East London Finals!
Huge congratulations to CSGS Young Enterprise Company 'Flourish' (@flourish.uk) for their outstanding achievement in winning the 'Best Company' award at the Young Enterprise Company of the Year East London Final!  This is a fantastic recognition of your hard work and dedication.
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Flourish win Best Company Award in the Outer East London Finals!
Congratulations to our school's Young Enterprise Team, Flourish, for winning Best Company in the Outer East London Finals on Friday! Flourish will be moving forward to the East London Finals, to be held on the 13th of May. #flourish #ecoscribe #newspaperpencil #youngenterprise
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Arkwright Engineering Scholars 2025
Chis and Sid are proud to announce that two of our Year 11 students have been awarded Arkwright Engineering Scholarships this year. This is the most esteemed scholarship of its type in the UK, designed to inspire students to pursue their dreams and change the world as an outstanding engineer of the future. The Scholarships are awarded to hard-working 16 year old students through a rigorous selection p
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LTA County School of the Year
CSGS is thrilled to announce that on Saturday 15th February we were honoured as the School of the Year at the LTA Kent Tennis Awards. Our heartfelt congratulations are extended to all of our players, Mrs Coxall (Tennis Coach and CSGS parent) and Mr French (Curriculum Leader for Physical Education).   The commendation from the LTA stated: Chis and Sid has become a beacon of a
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Winners of the Frankly Speaking Debate Competition at the US Embassy
We are absolutely delighted to share that two of our students, Rapolas and Lily, recently won the annual Frankly Speaking Debate Competition at the United States Embassy, with Rapolas taking home the best individual speaker prize. Rapolas will now join students from across Europe and the United States for a month-long all-expenses paid summer school at the Benjamin Franklin Transatlantic Fellowship Institu
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Senior Speech Day
Senior Speech Day 2025 was a fabulous way to kick off the New Year, it was so good to see so many of our Class of 2024 return to the school hall yesterday to receive their prizes for academic achievement, character and endeavour in the Sixth Form. Our distinguished guests included the Mayor of Bexley, Cllr Sue Gower MBE JP and the Mayor's Consort Mr Darren Tobin alongside the Chair of Governo
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Top 25 State School for Cricket
Chislehurst & Sidcup Grammar School are proud to be one of the Top 25 State Schools in The Cricketer School Guide 2025
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GCSE Results 2024
Chislehurst & Sidcup Grammar School are delighted with the outstanding GCSE results achieved by our students, with over 73% of grades at Grades 7-9. The school is ranked 32nd leading State School in the United Kingdom and Northern Ireland according to the GCSE results table published by The Times on 23rd August 2024 Congratulations to the GCSE Class of 2024!
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Congratulations to Y13, Class of 2024!
The students of Chis and Sid have truly excelled this year, with an outstanding set of A Level results. For the second consecutive year Chislehurst and Sidcup Grammar School is the No.1 school in Bexley for A Level results. The school is also the 57th leading state school in the UK and Northern Ireland as per The Times A Level results table published 16th August 2024. 72.3% of Chis and Sid
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CSGS student places 3rd in Samsung's Solve for Tomorrow Competition
Congratulations to CSGS Y12 student Dami who came third place from over 600 entries from across the UK in the Samsung Solve For Tomorrow competition in the (16-18) category with her project GLIMPSE. Through Solve for Tomorrow, Samsung offer anyone aged 16-25 in the UK and Ireland, no matter their background, the chance to develop the skills and confidence to design tomorrow’s
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Tennis success
Huge congratulations to our Year 7&8 and Year 9&10 Tennis squads on their success in the finals of the Lawn Tennis Association Youth Schools Tennis Competition (Division 2). Chis and Sid were the only school to receive medals in both age categories. Bravo! The Y7 & Y8 boys tennis squad were unbeaten against five other schools in their league matches which began at Easter.  This put them in
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The Cricketer Schools Guide
Congratulations to all pupils, staff, coaches and parents who have supported the school cricket programme this year. We are delighted to announce that we have been selected by The Cricketer Magazine as one of the top 100 schools in the country and feature in their schools guide for 2024 #Purple Purple #Cricket #Bexley #Kent #ChisandSid
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Flourish compete at GenE2025
Our young enterprise team Flourish will be competing in the GenE2025 European Entrepreneurship Festival tomorrow, 21st May. The competition brings together Europe’s brightest
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U14 Girls Rugby London Youth Games Champions 2025!
Chis and Sid are the U14 Girls Rugby London Youth Games Champions 2025! Congratulations to our Champions! The London Youth Games 2025 is a significant multi-sport event, offering competitive opportunities for young people aged 7 to 18 across London. The London Youth Games is recognized as Europe's largest youth multi-sports competition, engaging over 160,000 young participants annually.
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Oliver!
Tickets are available for the school's production of Lionel Barry's Oliver! Jr. DATES : Tue 4 Feb 2025 - Thu 6 Feb 2025. Doors at 6pm, starts at 6.30pm TICKETS are £8 each at:  https://www.trybooking.com/uk/EGLG
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Contact Us

Nigel Walker - Headteacher

Chislehurst & Sidcup Grammar School Hurst Road Sidcup Kent DA15 9AG
Admissions
Attendance Officer

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