The short version
Above-average GCSE results. At capacity. Rated Outstanding by Ofsted (2023).
- GCSE results are above the national average (Attainment 8: 69.5 vs national 43.8)
- Rated Outstanding by Ofsted in 2023
- This is a boys-only school
Selective intake
This school offers places by entrance exam. See how 11+ formats differ between schools — and which exam boards they use.
Performance
DfE published dataOfficial DfE Results
Attainment 8
Average points across 8 GCSE subjects
69.5
25.7 vs nationalEnglish & maths (grade 5+)
Strong pass in both core subjects
94%
51.7pp vs nationalEBacc entry
Academic subjects including a language
99%
A-Level Average
Mean grade across subjects
B+
A-Level Value Added
Progress vs expected
+0.20
Band 2Source: Department for Education Performance Tables 2024-25
Post-GCSE Destinations
These figures track pupils 6 months after leaving. Source: DfE destination measures.
Sustained destination
In education, employment or training
96%
Continuing education
Sixth form, FE college, or school
95%
Apprenticeships
Work combined with training
0%
Not sustained
Not in education, employment or training
2%
Based on 203 leavers
Source: DfE Destination Measures 2024/25
Attendance
In practice: Pupils miss about 7 days per year on average — about two weeks of school.
5% of pupils miss 10% or more of school
Source: DfE School Census
Staffing
On average, 21 pupils share each qualified teacher, but with teaching assistants there's 1 adult for every 16 pupils.
Staff breakdown
Plus 97 other support staff
Source: DfE School Workforce Census
School details
Published dataProfile
- Type
- Academy converter
- Phase
- Secondary
- Ages
- 11–18
- Intake
- Boys
Numbers
- Pupils
- 1,528
- Capacity
- 100%
- FSM
- 10.3%
- Admissions
- Selective
Governance
- Local authority
- Medway
- Trust
- LEIGH ACADEMIES TRUST
- Head
- Mr Eliot Hodges (Headteacher)
Provisions
- Sixth form
- Yes
Inspection record
Official linksSchool inspection: Outstanding
2 official reports linked on this page, including 1 earlier report.
Location
Maidstone Road, Rochester, Kent, ME1 3EL
Town setting
Schools nearby
Within 2.5 kmThe Rochester Grammar School
Secondary · Very close
St William of Perth Roman Catholic Primary School
Primary · 392m away
Delce Academy
Primary · 444m away
The Thomas Aveling School
Secondary · 735m away
Warren Wood Community Primary School and Language Unit
Primary · 878m away
Warren Wood Primary School
Primary · 878m away
Medway Secure Training Centre
Secure units · 964m away
Oasis Restore
16 plus · 964m away
Questions parents ask
Is Sir Joseph Williamson's Mathematical School a selective school?
Yes. Sir Joseph Williamson's Mathematical School has a selective intake, which means places are offered based on performance in an entrance exam. Check the school's admissions page for the current exam format and registration deadlines.
What is Sir Joseph Williamson's Mathematical School's Ofsted rating?
Sir Joseph Williamson's Mathematical School was rated Outstanding at its most recent inspection in March 2023. Full reports are linked on this page.
How many pupils attend Sir Joseph Williamson's Mathematical School?
Sir Joseph Williamson's Mathematical School currently has 1,528 pupils on roll, according to the latest Department for Education data.
What ages does Sir Joseph Williamson's Mathematical School take?
Sir Joseph Williamson's Mathematical School caters for pupils aged 11 to 18. It is classified as a secondary school.
Where is Sir Joseph Williamson's Mathematical School?
Sir Joseph Williamson's Mathematical School is in Rochester, ME1 3EL, in the Medway local authority area. The map on this page shows the exact location and nearby schools.
Does Sir Joseph Williamson's Mathematical School have a sixth form?
Yes, Sir Joseph Williamson's Mathematical School has a sixth form, so pupils can continue to A-levels or equivalent qualifications without changing school.
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