St Helen's School
Eastbury Road, Northwood, HA6 3AS
- Phase
- Independent schools
- School type
- Other independent school
- Ages
- 3 to 18
- Gender
- Girls
- Religious character
- None
- Headmistress
- Mrs Bridget Ward
- Admissions policy
- Selective
- Religious ethos
- Church of England
- Nursery provision
- Has Nursery Classes
- Constituency
- Ruislip, Northwood and Pinner
- Setting
- Urban: Nearer to a major town or city
- Capacity
- 1,240
- Pupils on roll
- 1,097
- URN
- 102453
- Local authority
- Hillingdon
- Website
- School website
- Telephone
- 01923843210
About this school
St Helen's School is a girls' independent school in Northwood. It teaches children aged 3 to 18 and has 1,097 pupils on roll.
Ofsted has not yet inspected St Helen's School under its current framework. 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
St Helen's School has not been inspected by Ofsted yet. It opened in its current form in January 1918, and new or converted schools usually wait a few years for their first inspection.
Exam results
Key stage 4 (GCSEs)
| Measure | 2022/23 | 2023/24 | 2024/25 |
|---|---|---|---|
| Pupils at the end of key stage 4 | 98 | 104 | 105 |
| Attainment 8 score | 78.6 | 77.1 | 73.0 |
| Progress 8 score | - | - | - |
| Grade 5 or above in English and maths | 99% | 99% | 95.2% |
| Grade 4 or above in English and maths | 100% | 100% | 95.2% |
| Entered the English Baccalaureate | 18% | 10.6% | 13.3% |
| English Baccalaureate average point score | 6.6 | 6.4 | 6.0 |
Progress 8 is paused nationally for the 2024/25 and 2025/26 school years. Those pupils sat no key stage 2 tests during the Covid pandemic, so there is no starting point to measure progress from. A blank figure here is not missing school data.
Trends over time
How St Helen's 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 | Hillingdon average | England average |
|---|---|---|---|
| 2022/23 | 78.6 | 45.7 | 39.8 |
| 2023/24 | 77.1 | 46.3 | 39.5 |
| 2024/25 | 73 | 43.8 | 39 |
Department for Education KS4 performance data, published school results.
| Year | This school |
|---|---|
| 2022/23 | 1,197 |
| 2023/24 | 1,211 |
| 2024/25 | 1,127 |
School census, spring count each academic year.
School context
From the 2024/25 school census and absence figures.
- Free school meals (last 6 years)
- 0%
- Pupils with an EHC plan
- 2
- Pupils on SEN support
- 179
Location
Nearby schools
-
Northwood College for Girls GDST0.3 miles
Independent schools · Northwood
-
London School of Theology0.4 miles
Other types · Northwood
-
St Martin's School0.5 miles
Independent schools · Northwood
-
St John's School0.8 miles
Independent schools · Pinner
-
Merchant Taylors' School1.4 miles
Independent schools · Northwood
Other schools in Northwood
- Merchant Taylors' School Independent schools
- Northwood College for Girls GDST Independent schools
- St Martin's School Independent schools
- Eastbury Farm Primary School Primary
- Frithwood Primary School Primary
- Hillside Infant School Primary
- Hillside Junior School Primary
- Northwood School Secondary
- UTC Heathrow Secondary
- London School of Theology Other types
Common questions
- What year groups does St Helen's School teach?
- St Helen's School teaches children aged 3 to 18. It is an independent school in Northwood.
- Who is the headmistress of St Helen's School?
- The headmistress of St Helen's School is Mrs Bridget Ward, as recorded in the Department for Education's register of schools.
- Has St Helen's School been inspected?
- Ofsted has not inspected St Helen's School under its current framework, so no current judgement is shown. That is common for newer schools and is not a mark against a school.
- How big is St Helen's School?
- St Helen's School has 1,097 pupils on roll, teaching children aged 3 to 18.
- Is St Helen's School full?
- St Helen's School has capacity for 1,240 pupils and 1,097 on roll (88%), so it has space against 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 St Helen's School a faith school?
- No. St Helen's School has no designated religious character.
- Is St Helen's School a selective school?
- Yes. St Helen's School is recorded as Selective in the schools register, so entry involves selection.
- How have St Helen's School's results changed over recent years?
- Its Attainment 8 score was 78.6 in 2022/23 and 73 in 2024/25. The year-by-year figures, alongside local and national averages, are charted in the trends section on this page.
- What are St Helen's School's exam results?
- Where the Department for Education has published them, St Helen's 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 24 July 2026.