Sir William Borlase's Grammar School

Sir William Borlase's Grammar School in Marlow, Buckinghamshire uses Buckinghamshire Secondary Transfer Test (GL Assessment). The test is provided by GL Assessment and typically evaluates Mathematics, English comprehension and SPaG, Verbal Reasoning, and Non-Verbal/Spatial Reasoning using multiple-choice optical mark sheets.

Sir William Borlase's Grammar School offers approximately 150 Year 7 places, with competition historically rated as High. Admissions criteria: Candidates must achieve a qualifying score in the Buckinghamshire Secondary Transfer Test.

Priority given to candidates living within the designated catchment area. For state grammar applications, parents must ensure their permanent residence satisfies published local authority criteria before the 31st October Common Application Form (CAF) deadline.

Apply via Buckinghamshire Council's online portal and submit the Local Authority CAF. Key dates: Registration Opens: 1 May 2026; Registration Closes: 2 June 2026; 2026 Exam Date(s): Practice: 8 September 2026, Test: 10 September 2026; Results to Parents: 9 October 2026. Always consult the official school website for any annual adjustments.

Focus on: Prepare for the GL format tests covering reasoning and core subjects., Practice working under time pressure., Develop strong reading comprehension skills.. Preparation should begin in early Year 5 with disciplined 15-minute daily micro-practice, timed mock exams matching the Buckinghamshire Secondary Transfer Test (GL Assessment) format, and systematic mistake review using LuraPrep to eliminate repeat errors.