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FREE SCHOOLS · ALL-THROUGH · MIXED
School 21
Ages 4–181,098 pupilsNone
School 21 is an all-through school for pupils aged 4 to 18 in Stratford, within the Newham local authority. The school has around 1,098 pupils on roll. Recent GCSE results show an average Attainment 8 score of 45.9 and 48% of pupils gaining a grade 5 or above in English and maths. Families comparing schools in Stratford can view School 21's Ofsted rating, GCSE results and exact location free on NestScope.
Ofsted & inspection
Overall effectiveness & sub-judgements
Quality of educationGood
Behaviour & attitudesGood
Personal developmentGood
Leadership & managementGood
Ofsted no longer issues a single overall grade for state schools (changed September 2024) — the individual judgements are shown here. How to read an Ofsted rating →
Strengths & watch points4 strengths · 1 watch
Computed from Ofsted & DfE outcomes vs England average
Quality of education
Behaviour & attitudes
Personal development
Leadership & management
Progress 8
Computed from published Ofsted judgements & DfE outcomes — not a written review.
Primary results — Key Stage 2-18%
Expected standard (RWM)-18%
England avg -22%
Higher standard (RWM)-7%
England avg -7%
DfE, 2023/24
GCSE results — Key Stage 4Below average
Attainment 847.8
Progress 8-0.1
Grade 5+ English & maths48%
Grade 4+ English & maths
EBacc entry
EBacc average point score
DfE, 2024/25. What is a Progress 8 score?
Sixth form — A-level30.7
A-level grade (point score)30.7
Retention92%
Value added
DfE 16-18 results, 2024/25
Pupil intake48.5%
Free school meals48.5%
England avg 26.3%
English not first language39.9%
England avg 18.6%
DfE school census, 2025/26
Attendance & staffing92.6%
Attendance92.6%
England avg 93.5%
Pupils per teacher14.7
England avg 19.6
Persistent absence
Teachers with QTS
DfE — absence & workforce, 2025/26
Nearby schools in Stratford
All schools in Stratford →John F Kennedy Special SchoolOutstanding · 0.1 miAzhar Academy Girls School0.2 miLondon Academy of Excellence0.2 miStratford Circus0.3 miEast London Independent School0.3 miRebecca Cheetham Nursery and Children's CentreOutstanding · 0.3 mi
See the full area report for E15 4RZ →