{"url":"/school/136662/sir-joseph-williamson-s-mathematical-school","urn":136662,"name":"Sir Joseph Williamson's Mathematical School","phase":"secondary","type":"Academy converter","local_authority":"Medway","address":{"line1":"Maidstone Road","town":"Rochester","postcode":"ME1 3EL","latitude":51.370265,"longitude":0.498654},"ofsted":{"current_category_of_concern":null,"inspections":[{"framework":"oeif","framework_label":"Ofsted graded inspection (previous framework)","inspection_date":"2023-03-21","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":"More families are naming it first","earlier_span":"2021–2022","later_span":"2024–2025","earlier_ratio":1.5,"later_ratio":1.66,"years_used":5},"by_year":[{"intake_year":2025,"first_preferences":397,"all_preferences":786,"offers_made":232,"first_preferences_per_place":1.71,"national_percentile":96.0},{"intake_year":2024,"first_preferences":325,"all_preferences":667,"offers_made":203,"first_preferences_per_place":1.6,"national_percentile":94.0},{"intake_year":2023,"first_preferences":331,"all_preferences":660,"offers_made":201,"first_preferences_per_place":1.65,"national_percentile":95.0},{"intake_year":2022,"first_preferences":258,"all_preferences":643,"offers_made":203,"first_preferences_per_place":1.27,"national_percentile":85.0},{"intake_year":2021,"first_preferences":347,"all_preferences":765,"offers_made":200,"first_preferences_per_place":1.74,"national_percentile":95.0},{"intake_year":2020,"first_preferences":326,"all_preferences":658,"offers_made":203,"first_preferences_per_place":1.61,"national_percentile":94.0},{"intake_year":2019,"first_preferences":302,"all_preferences":610,"offers_made":202,"first_preferences_per_place":1.5,"national_percentile":91.0},{"intake_year":2018,"first_preferences":275,"all_preferences":546,"offers_made":203,"first_preferences_per_place":1.35,"national_percentile":88.0},{"intake_year":2017,"first_preferences":271,"all_preferences":542,"offers_made":201,"first_preferences_per_place":1.35,"national_percentile":89.0},{"intake_year":2016,"first_preferences":246,"all_preferences":476,"offers_made":186,"first_preferences_per_place":1.32,"national_percentile":89.0},{"intake_year":2015,"first_preferences":217,"all_preferences":476,"offers_made":168,"first_preferences_per_place":1.29,"national_percentile":88.0},{"intake_year":2014,"first_preferences":249,"all_preferences":514,"offers_made":168,"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":69.5,"progress8":null,"progress8_confidence_interval":null,"english_and_maths_grade_4_plus_percent":97.2,"ebacc_grade_4_plus_percent":88.9},{"academic_year":2023,"attainment8":70.3,"progress8":0.9,"progress8_confidence_interval":[0.7,1.09],"english_and_maths_grade_4_plus_percent":99.5,"ebacc_grade_4_plus_percent":89.7},{"academic_year":2022,"attainment8":70.4,"progress8":0.85,"progress8_confidence_interval":[0.65,1.04],"english_and_maths_grade_4_plus_percent":99.5,"ebacc_grade_4_plus_percent":88.7}],"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":75.3,"remained":67.3,"left_the_system":6.9,"left_to_other_school":1.2,"left_percent":10.8},{"academic_year":2023,"teacher_fte":76.6,"remained":68.8,"left_the_system":5.8,"left_to_other_school":2.0,"left_percent":10.2},{"academic_year":2022,"teacher_fte":72.1,"remained":69.3,"left_the_system":1.8,"left_to_other_school":1.0,"left_percent":3.9},{"academic_year":2021,"teacher_fte":75.0,"remained":62.4,"left_the_system":7.6,"left_to_other_school":5.0,"left_percent":16.8},{"academic_year":2020,"teacher_fte":70.5,"remained":67.5,"left_the_system":1.0,"left_to_other_school":2.0,"left_percent":4.3},{"academic_year":2019,"teacher_fte":73.9,"remained":61.7,"left_the_system":12.2,"left_to_other_school":0.0,"left_percent":16.5}]},"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"}]}