William Cassidi Church of England Aided Primary School
Morrison Street, Stillington, Stockton-on-Tees, TS21 1JD
- Phase
- Primary
- School type
- Voluntary aided school
- Ages
- 3 to 11
- Gender
- Mixed
- Religious character
- Church of England
- Headteacher
- Mrs Julie Cornelius
- Diocese
- Diocese of Durham
- Nursery provision
- Has Nursery Classes
- Constituency
- Stockton West
- Setting
- Larger rural: Nearer to a major town or city
- Capacity
- 175
- Pupils on roll
- 179
- URN
- 111720
- Local authority
- Stockton-on-Tees
- Website
- School website
- Telephone
- 01740630270
About this school
William Cassidi Church of England Aided Primary School is a Church of England voluntary aided primary school in Stockton-on-Tees. It teaches children aged 3 to 11 and has 179 pupils on roll.
Ofsted has inspected William Cassidi Church of England Aided Primary School, and its latest judgement is set out below. Where the Department for Education has published them, its results and pupil characteristics appear below. Numbers and a report only go so far, so visit in person before you apply.
Ofsted judgement
Ofsted no longer gives schools a single overall grade. Each area of the school's work is graded on a five-point scale, and safeguarding is judged separately.
- Inclusion
- Needs attention
- Curriculum and teaching
- Needs attention
- Achievement
- Needs attention
- Attendance and behaviour
- Expected standard
- Personal development and wellbeing
- Expected standard
- Leadership and governance
- Needs attention
- Early years
- Needs attention
- Safeguarding
- Met
Exam results
Key stage 2 (end of primary school)
| Measure | 2022/23 | 2023/24 | 2024/25 |
|---|---|---|---|
| Pupils at the end of key stage 2 | 18 | 28 | 16 |
| Met the expected standard in reading, writing and maths | 61% | 64% | 56% |
| Reached the higher standard in reading, writing and maths | 0% | 0% | 6% |
| Expected standard in reading | 78% | 79% | 75% |
| Expected standard in maths | 94% | 82% | 63% |
| Expected standard in grammar, punctuation and spelling | 83% | 89% | 88% |
| Average scaled score in reading | 105.0 | 110.0 | 103.0 |
| Average scaled score in maths | 106.0 | 105.0 | 102.0 |
| Reading progress | -1.80 | - | - |
| Writing progress | -3.50 | - | - |
| Maths progress | 0.00 | - | - |
Progress measures ended nationally after the 2022/23 school year, when the key stage 1 assessments they were based on were stopped. Blank progress figures in later years are not missing school data.
Trends over time
How William Cassidi Church of England Aided Primary School has moved over recent years against the local and national picture. Every figure is shown in the table beneath its chart.
| Year | This school | Stockton-on-Tees average | England average |
|---|---|---|---|
| 2022/23 | 61% | 62.2% | 57.9% |
| 2023/24 | 64% | 62.6% | 58.8% |
| 2024/25 | 56% | 64.1% | 60.3% |
Department for Education KS2 performance data, published school results.
| Year | This school | England average |
|---|---|---|
| 2022/23 | 5.2% | 6.8% |
| 2023/24 | 5.9% | 6.6% |
| 2024/25 | 5.4% | 6.2% |
Department for Education pupil absence data.
| Year | This school |
|---|---|
| 2022/23 | 160 |
| 2023/24 | 174 |
| 2024/25 | 173 |
School census, spring count each academic year.
How William Cassidi Church of England Aided Primary School compares
William Cassidi Church of England Aided Primary School ranked 44th of 54 primary schools in Stockton-on-Tees for KS2 results in 2024/25. Its KS2 result was higher than 31% of England primary schools that published results in 2024/25. Its absence rate was lower than 52% of England schools in 2024/25.
| School | KS2 RWM (2024/25) | Absence | FSM (6 years) | Pupils | Distance |
|---|---|---|---|---|---|
| This school | 56% | 5.4% | 25% | 179 | — |
| Bishopton Redmarshall CofE Primary School | 75% | 5.2% | 17.7% | 90 | 1.6 miles |
| Hardwick Green Primary Academy | 51% | 6.4% | 68.1% | 286 | 3.0 miles |
| Rosebrook Primary School | 58% | 5.7% | 54.2% | 407 | 3.0 miles |
| Wynyard Church of England Primary School | 84% | 4.3% | 2.4% | 467 | 3.1 miles |
| Harrow Gate Academy | 58% | 5.8% | 62% | 432 | 3.3 miles |
Results reflect each school's cohort as much as its teaching, and free school meals share is context, not a judgement. Small gaps between neighbouring schools are rarely meaningful on their own.
Inspection history
School context
From the 2024/25 school census and absence figures.
- Free school meals (last 6 years)
- 25%
- English as an additional language
- 5.2%
- Overall absence
- 5.35%
- Persistent absence
- 10.94%
Location
Nearby schools
-
Bishopton Redmarshall CofE Primary School1.6 miles
Primary · Bishopton
-
Hardwick Green Primary Academy3.0 miles
Primary · Stockton-on-Tees
-
Rosebrook Primary School3.0 miles
Primary · Stockton-on-Tees
-
Wynyard Church of England Primary School3.1 miles
Primary · Wynyard
-
Harrow Gate Academy3.3 miles
Primary · Stockton-on-Tees
Other schools in Stockton-on-Tees
William Cassidi Church of England Aided Primary School ranks 33rd of the 41 ranked primary schools in Stockton-on-Tees.
- Bader Primary School Primary
- Barley Fields Primary Primary
- Bowesfield Primary School Primary
- Christ The King Roman Catholic Primary School, A Voluntary Catholic Academy Primary
- Crooksbarn Primary School Primary
- Durham Lane Primary School Primary
- Egglescliffe Church of England Primary School Primary
- Fairfield Primary School Primary
- Fishburn Primary School Primary
- Frederick Nattrass Primary Academy Primary
- Hardwick Green Primary Academy Primary
- Harewood Primary School Primary
Common questions
- What ages does William Cassidi Church of England Aided Primary School teach?
- William Cassidi Church of England Aided Primary School teaches children aged 3 to 11. It is a primary school in Stockton-on-Tees.
- Who is the headteacher of William Cassidi Church of England Aided Primary School?
- The headteacher of William Cassidi Church of England Aided Primary School is Mrs Julie Cornelius, as recorded in the Department for Education's register of schools.
- Has William Cassidi Church of England Aided Primary School been inspected?
- Ofsted has inspected William Cassidi Church of England Aided Primary School, and its latest judgement is set out in the inspection section on this page, with the framework and the date it was made.
- How many pupils are at William Cassidi Church of England Aided Primary School?
- William Cassidi Church of England Aided Primary School has 179 pupils on roll, teaching children aged 3 to 11.
- Is William Cassidi Church of England Aided Primary School full?
- William Cassidi Church of England Aided Primary School has capacity for 175 pupils and 179 on roll (102%), so it is at or above its published capacity. Places are allocated through the local authority's admissions process, so capacity alone does not tell you whether a place is available.
- Is William Cassidi Church of England Aided Primary School a faith school?
- Yes. William Cassidi Church of England Aided Primary School is designated Church of England, in the Diocese of Durham.
- Does William Cassidi Church of England Aided Primary School have a nursery?
- Yes. The schools register records William Cassidi Church of England Aided Primary School as having nursery classes.
- How have William Cassidi Church of England Aided Primary School's results changed over recent years?
- Its share of pupils reaching the expected standard in reading, writing and maths was 61% in 2022/23 and 56% in 2024/25. The year-by-year figures, alongside local and national averages, are charted in the trends section on this page.
- How does William Cassidi Church of England Aided Primary School compare with other schools in Stockton-on-Tees?
- William Cassidi Church of England Aided Primary School ranked 44th of 54 primary schools in Stockton-on-Tees for key stage 2 results. Its KS2 result was higher than 31% of England primary schools that published results in 2024/25. Its absence rate was lower than 52% of England schools in 2024/25. Results reflect each cohort as well as the school, so treat rankings as a starting point.
- What is William Cassidi Church of England Aided Primary School's absence rate?
- William Cassidi Church of England Aided Primary School's overall absence rate is 5.4% in the latest published census, at or below the England average of 6.2%.
- What are William Cassidi Church of England Aided Primary School's exam results?
- Where the Department for Education has published them, William Cassidi Church of England Aided Primary School's key stage results are shown in the results section on this page, with the last three years so you can see the trend rather than a single year.
School details come from the Department for Education's Get Information About Schools register. Inspection outcomes come from Ofsted, and exam results from the Department for Education's school performance service. This page was last updated on 29 June 2026.