Sir Joseph Williamson's Mathematical School
Sir Joseph Williamson's Mathematical School is a secondary school (Academy converter), ages 11–18, in Rochester, ME1, in the Medway council area. It has 1,555 pupils in the published census. Latest Ofsted inspection (21 March 2023): Outstanding. It is listed as selective; check the school’s grammar / 11+ entrance requirements.
Admissions
Medway council's admissions figures aren't loaded yet.
Ofsted
Outstanding — inspected 21 March 2023.
| Area | Judgement |
|---|---|
Overall effectiveness | Outstanding |
Quality of education | Outstanding |
Behaviour and attitudes | Outstanding |
Personal development | Outstanding |
Leadership and management | Outstanding |
Safeguarding effective | Yes |
Sixth form | Outstanding |
Read the Ofsted inspection report
Term dates
This school’s term and holiday dates, INSET days where known, and a calendar you can subscribe to, on TermMinder.
Results
| Measure | Result | Academic year |
|---|---|---|
Progress 8 | 0.9 | 2023/24 |
Attainment 8 | 69.5 | 2024/25 |
GCSE grade 5+ in English & maths (%) | 93.5 | 2024/25 |
KS4 pupils | 216 | 2024/25 |
A level average point score per entry | 42.32 | 2024/25 |
A level average grade per entry | B+ | 2024/25 |
A level students | 217 | 2024/25 |
Progress 8 compares progress with pupils who had similar primary results; 0 is the national average. Its publication year can differ from the other GCSE results above.
Pupils
| Measure | Pupils / percentage | Data period |
|---|---|---|
Pupils | 1,555 | 2025/26 |
Eligible for free school meals | 10.9% | 2025/26 |
English as an additional language | 13.2% | 2025/26 |
SEN support | 6.74% | 2024/25 |
Education, health and care (EHC) plan | 0.65% | 2024/25 |
Nearby schools
Other schools in the same council and phase. Ordered by distance where coordinates are available, then by name; locations may be postcode centres.