Timeline for entry in 2022 – Buckinghamshire Council Visit: https://www.buckinghamshire.gov.uk/schools-and-learning/schools-index/school-admissions/school-admissions-guides-policies-and-statistics/guide-to-moving-up-to-secondary-school/ Children born between 1 September 2010 and 31 August 2011 will be moving up to secondary school in September 2022. Use the timeline to give you all the important dates for your diary.