Sir Joseph Williamson's Mathematical School

Academy converter · Secondary school · Rochester, Medway

ME1 3EL

This page shows performance data only — admissions criteria and catchment areas are set by the school, its trust, or the local authority. Check the school’s own admissions page for eligibility.

2024–25 dataLast updated 19 May 2026

Composite score ?

86.9

Simplified comparison — how this is calculated. A higher score doesn’t mean a better school for every child.

#110

National rank

#29

In South East

In Medway

Top 4%

Nationally

Performance (KS4 GCSE)

Attainment 8 score ?

69.5

National avg ≈ 46

Progress 8 score ?

—

Why no data?

% achieving 9–5 in English & Maths ?

94%

% achieving 9–4 in English & Maths ?

97%

% EBacc grade 5+ ?

79%

EBacc average points score

6.82

Attainment 8 (year-on-year) 70.3 → 69.5 ▼ 0.8 pts

School profile

Pupils on roll 1,528 % FSM ever-6 10.8% % EAL 14.1% Age range 11–18 Gender Boys Religious character

Official sources

Verify the latest information directly from government services. We refresh from DfE performance tables annually — Ofsted reports change more frequently.

Latest Ofsted report reports.ofsted.gov.uk DfE Compare School Performance compare-school-performance.service.gov.uk GIAS school details get-information-schools.service.gov.uk

Location

Nearby secondary schools

The Rochester Grammar School Rochester · 0.1 mi 85.5 The Thomas Aveling School Rochester · 0.5 mi 51.6 Holcombe Grammar School Chatham · 0.9 mi 78.0 Fort Pitt Grammar School Chatham · 1.0 mi 82.4 The Victory Academy Chatham · 1.4 mi 44.4 Walderslade School Chatham · 1.7 mi 37.4 Greenacre School Chatham · 1.8 mi 37.2 Brompton Academy Gillingham · 2.0 mi 47.6