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Welcome to Chesham Grammar School, an outstanding, co-educational school of over 1200 students.  CGS has a reputation for excellence.  We have high academic standards and superb examination results.

Almost all of our students progress to their first choice university including Oxford and Cambridge.  Our students will be the leaders of tomorrow and our aim is to ensure that they are well equipped for 21st century life.  We want them to be confident, articulate and optimistic as well as respectful, tolerant and compassionate.  Above all, we want them to be happy.

With best wishes Annmarie McNaney – Headteacher

Read more from the Headteacher

Latest News

what's happening at Chesham Grammar

CGS receive Bronze Music Award Posted Apr 6 - 2017

CGS receive Bronze Music Award

Chesham Grammar School Music Department have been awarded a Bronze achievement award by the ISM (Incorporated Society of Musicans) for fantastic achie...
The Prince's Trust Institute Schools Leadership Programme Ma... Posted Apr 5 - 2017

The Prince's Trust Institute Schools Leadership Programme Ma...

  Chesham Grammar School has been awarded The Prince’s Teaching Institute (PTI) Schools Leadership Mark.   The aim of the PTI Sch...
Chiltern Youth Awards Posted Mar 22 - 2017

Chiltern Youth Awards

Talented students in Buckinghamshire were commended last week at the Chiltern District Council's Youth Awards. The awards, which took place on Th...
Head Boy & Girl present to local Rotary Club Posted Mar 22 - 2017

Head Boy & Girl present to local Rotary Club

Head Boy, Alex Smith and Head Girl, Steph Weston have been superb ambassadors for CGS during their tenure and, recently presented to around 40 local ...
U14 Boys win Bucks Plate Final Posted Mar 22 - 2017

U14 Boys win Bucks Plate Final

Congratulations to our Year 9 Rugby team who won hard a fought game 14-10 vs Cottesloe in the County Final. There was some outstanding Rugby played! ...
U13 Girls' Football Team win County Cup Final Posted Mar 22 - 2017

U13 Girls' Football Team win County Cup Final

Our U13 Girls' Football Team won the County Cup Final.  The match, between CGS and John Colet, played at Thame United FC resulted in a 6-0 wi...