{"url":"/school/136419/dr-challoner-s-grammar-school","urn":136419,"name":"Dr Challoner's Grammar School","phase":"secondary","type":"Academy converter","local_authority":"Buckinghamshire","address":{"line1":"Chesham Road","town":"Amersham","postcode":"HP6 5HA","latitude":51.676236,"longitude":-0.609819},"ofsted":{"current_category_of_concern":null,"inspections":[{"framework":"ungraded","framework_label":"Ofsted ungraded inspection","inspection_date":"2024-11-06","overall_effectiveness":null,"category_of_concern":null,"note":"The current framework awards no overall grade; a previous-framework grade is not a school's current one."},{"framework":"oeif","framework_label":"Ofsted graded inspection (previous framework)","inspection_date":"2019-11-05","overall_effectiveness":"Outstanding","category_of_concern":null,"note":"The current framework awards no overall grade; a previous-framework grade is not a school's current one."}]},"demand":{"entry_point":"year_7","measure":"first preferences expressed divided by offers made","not_a_prediction":"It describes demand. It does not indicate whether any particular child would be offered a place.","movement":{"headline":"Fewer families are naming it first","earlier_span":"2021–2022","later_span":"2024–2025","earlier_ratio":1.84,"later_ratio":1.59,"years_used":5},"by_year":[{"intake_year":2025,"first_preferences":278,"all_preferences":624,"offers_made":177,"first_preferences_per_place":1.57,"national_percentile":94.0},{"intake_year":2024,"first_preferences":286,"all_preferences":617,"offers_made":177,"first_preferences_per_place":1.62,"national_percentile":95.0},{"intake_year":2023,"first_preferences":281,"all_preferences":660,"offers_made":182,"first_preferences_per_place":1.54,"national_percentile":94.0},{"intake_year":2022,"first_preferences":297,"all_preferences":636,"offers_made":179,"first_preferences_per_place":1.66,"national_percentile":95.0},{"intake_year":2021,"first_preferences":365,"all_preferences":766,"offers_made":181,"first_preferences_per_place":2.02,"national_percentile":97.0},{"intake_year":2020,"first_preferences":240,"all_preferences":596,"offers_made":181,"first_preferences_per_place":1.33,"national_percentile":87.0},{"intake_year":2019,"first_preferences":289,"all_preferences":615,"offers_made":178,"first_preferences_per_place":1.62,"national_percentile":94.0},{"intake_year":2018,"first_preferences":324,"all_preferences":651,"offers_made":187,"first_preferences_per_place":1.73,"national_percentile":96.0},{"intake_year":2017,"first_preferences":274,"all_preferences":618,"offers_made":181,"first_preferences_per_place":1.51,"national_percentile":94.0},{"intake_year":2016,"first_preferences":251,"all_preferences":555,"offers_made":179,"first_preferences_per_place":1.4,"national_percentile":92.0},{"intake_year":2015,"first_preferences":271,"all_preferences":517,"offers_made":181,"first_preferences_per_place":1.5,"national_percentile":94.0},{"intake_year":2014,"first_preferences":265,"all_preferences":518,"offers_made":179,"first_preferences_per_place":1.48,"national_percentile":94.0}]},"results":{"note":"Withheld figures appear as null, never zero. Progress measures are estimates published with a 95% interval.","key_stage_4":[{"academic_year":2024,"attainment8":73.9,"progress8":null,"progress8_confidence_interval":null,"english_and_maths_grade_4_plus_percent":97.8,"ebacc_grade_4_plus_percent":78.6},{"academic_year":2023,"attainment8":77.5,"progress8":1.18,"progress8_confidence_interval":[0.95,1.41],"english_and_maths_grade_4_plus_percent":100.0,"ebacc_grade_4_plus_percent":85.5},{"academic_year":2022,"attainment8":77.5,"progress8":1.19,"progress8_confidence_interval":[0.95,1.44],"english_and_maths_grade_4_plus_percent":99.5,"ebacc_grade_4_plus_percent":79.3}],"key_stage_2":[]},"workforce":{"note":"Full-time equivalents, not headcounts. Teacher turnover only: carries no claim about heads or senior leaders.","by_year":[{"academic_year":2024,"teacher_fte":75.5,"remained":66.4,"left_the_system":7.1,"left_to_other_school":2.0,"left_percent":12.1},{"academic_year":2023,"teacher_fte":76.9,"remained":67.4,"left_the_system":5.5,"left_to_other_school":4.0,"left_percent":12.4},{"academic_year":2022,"teacher_fte":74.4,"remained":63.8,"left_the_system":5.2,"left_to_other_school":5.5,"left_percent":14.4},{"academic_year":2021,"teacher_fte":76.2,"remained":67.5,"left_the_system":5.8,"left_to_other_school":3.0,"left_percent":11.5},{"academic_year":2020,"teacher_fte":71.2,"remained":63.7,"left_the_system":4.5,"left_to_other_school":3.0,"left_percent":10.5},{"academic_year":2019,"teacher_fte":70.1,"remained":62.9,"left_the_system":4.2,"left_to_other_school":3.0,"left_percent":10.3}]},"catchment":{"status":"none_published","note":"no_zone_published means we hold no zone for this school. It does not mean an address is outside one.","zones":[]},"how_places_were_allocated":[],"how_the_places_were_shared_out":[],"sources":[{"label":"Department for Education: Get Information about Schools","detail":"School identity, type, phase and address","url":"https://get-information-schools.service.gov.uk/","retrieved":"2026-09-02"},{"label":"Ofsted: state-funded school inspections management information","detail":"Inspection outcomes, published monthly","url":"https://www.gov.uk/government/statistical-data-sets/monthly-management-information-ofsteds-school-inspections-outcomes","retrieved":"2026-09-04"},{"label":"Department for Education: school-level applications and offers","detail":"Preferences and offers, 2014 to 2025 intakes","url":"https://explore-education-statistics.service.gov.uk/find-statistics/primary-and-secondary-school-applications-and-offers","retrieved":"2026-09-04"},{"label":"Department for Education: key stage 4 performance","detail":"Attainment 8, Progress 8 and EBacc, by school","url":"https://explore-education-statistics.service.gov.uk/find-statistics/key-stage-4-performance","retrieved":"2026-09-04"},{"label":"Department for Education: school workforce in England","detail":"Teacher turnover, by school, from the School Workforce Census","url":"https://explore-education-statistics.service.gov.uk/find-statistics/school-workforce-in-england","retrieved":"2026-09-04"}]}