School Compass

Sir Joseph Williamson's Mathematical School

Rochester · Medway · ME1 3EL. secondary · Academy converter · State-funded · Ages 11 to 18. Compare published figures with nearby schools, then print a visit pack — not a league table.

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Published snapshot

Figures come from the same Medway index as the compare tool. Gaps are common — treat blanks as prompts to dig deeper, not as a verdict.

Ofsted overall: Outstanding
KS2 RWM expected: —
Attainment 8: 69.5
English & maths 9–4: 97%

Ofsted publication date: 18/05/2023. Open Ofsted report

Common questions

Short factual answers from published data — use the compare tool and a visit for fit, not tables alone.

What is Sir Joseph Williamson's Mathematical School's Ofsted rating?

Sir Joseph Williamson's Mathematical School has an overall Ofsted grade of Outstanding (published 18/05/2023). Open the full report for context — a single grade is not a verdict on fit for your child.

What are Sir Joseph Williamson's Mathematical School's GCSE outcomes?

Published Attainment 8 is 69.5. English and maths 9–4: 97%. Use alongside inspection excerpts and visits — tables alone do not show everyday teaching.

Where is Sir Joseph Williamson's Mathematical School?

Sir Joseph Williamson's Mathematical School is in Rochester (ME1 3EL), Medway. URN 136662.

How do I compare Sir Joseph Williamson's Mathematical School with nearby schools?

Open School Compass with Sir Joseph Williamson's Mathematical School shortlisted, enter your home postcode, tick two to four neighbours, then compare side by side and print a visit pack. School Compass is parental compare — patterns to visit on, not a ranked verdict.

Inspection excerpt

Verbatim from the published report (School inspection: Outstanding School inspection · 21 March 2023). Open the full PDF for context.

Pupils and students are thoughtful, polite, courteous and respectful. The school’s culture helps them to feel safe and happy. Their behaviour is exceptional. Bullying is extremely rare and is dealt with very quickly on the few occasions when it does occur. Pupils have extremely high ambitions. Parents and carers are…

Full inspection report

Official links

Source pages for tables and establishment details.

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Citation

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Sir Joseph Williamson's Mathematical School
URN: 136662
Local authority: Medway
Town: Rochester
Postcode: ME1 3EL
Ofsted overall: Outstanding (18/05/2023)
DfE data period: 2024/2025
Index updated: 2026-07-31
Canonical: https://schoolcompass.uk/schools/136662/
Positioning: School Compass parental compare — not a league table.

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