Ashlyns School
Foundation school · sixth form · 1,561 pupils
94% stayed in education · Attainment 8 57.9
Academy converter
St Mary's Church of England High School (VA)
- Pupils on roll
- 911of 1,400 places
- Free school meals
- 28.2%
- Year 11 cohort 2025
- 190
- Ofsted
- Good, 10 October 2023Read the Ofsted report
Results below include those reported under the school’s previous registration: St Mary's Church of England High School (VA) (URN 117595, until 1 July 2012).
What the data says
Of the 180 pupils who finished Year 11 at St Mary's Church of England High School (VA) in 2023, 43% stayed on in St Mary's Church of England High School (VA)’s own sixth form (Hertfordshire average 58%), 42% went to a further education college and none started an apprenticeship.
Among the 86 students who left the sixth form in 2023, 53% went to university (Hertfordshire 42%, England 37%), and 11% of level 3 students progressed to one of the most selective universities, against 19% nationally.
Religious Studies is unusually popular at GCSE: 98% of the year group took it, against 31% of pupils across England.
A level grades average C-, well below the England average of B-; 3% of students achieved AAB or better including two facilitating subjects (England 18%). The largest A level subjects are Sociology, Law and Biology.
Where pupils went after Year 11
Destinations of the 2023 Year 11 leavers, measured the following year: the share in a sustained place for at least two terms. Compared with all state-funded schools in Hertfordshire and England.
School sixth formSixth form collegeFurther education collegeOther educationApprenticeshipEmploymentNo sustained destination
| Measure | This school | Hertfordshire | England |
|---|---|---|---|
| Pupils in the cohort | 180 | 14,400 | 607,348 |
| Any sustained destination | 91% | 95% | 92% |
| Stayed in education | 89% | 92% | 86% |
| — school sixth form | 43% | 58% | 34% |
| — sixth form college | 3% | 2% | 13% |
| — further education college | 42% | 31% | 37% |
| — other education | 1% | 1% | 2% |
| Apprenticeship | 0% | 2% | 3% |
| Employment | 2% | 2% | 3% |
| No sustained destination | 7% | 3% | 6% |
| Destination unknown | 2% | 2% | 3% |
Where students went after sixth form
Destinations of students who finished 16–18 study in 2023, measured the following year.
University (higher education)Further educationOther educationApprenticeshipEmploymentNo sustained destination
| Measure | This school | Hertfordshire | England |
|---|---|---|---|
| Students in the cohort | 86 | 14,189 | 541,441 |
| Any sustained destination | 87% | 82% | 79% |
| University (higher education) | 53% | 42% | 37% |
| — most selective universities (top third), of level 3 students | 11% | 24% | 19% |
| Further education | 3% | 5% | 5% |
| Apprenticeship | 9% | 6% | 7% |
| Employment | 21% | 28% | 28% |
| No sustained destination | 8% | 13% | 16% |
GCSE results 2025
| Measure | This school | Hertfordshire | England |
|---|---|---|---|
| Attainment 8 (average points per pupil) | 45.0 | 50.6 | 46.1 |
| Grade 5 or above in English and maths | 41% | 53% | 45% |
| Grade 4 or above in English and maths | 65% | 72% | 65% |
| Entered the English Baccalaureate subjects | 51% | 47% | 41% |
| EBacc average point score | 4.00 | 4.56 | 4.09 |
| Disadvantaged pupils in the cohort | 34% | 18% | 28% |
| Attainment 8 — disadvantaged pupils | 39.9 | 34.2 | 34.9 |
| Attainment 8 — other pupils | 47.6 | 54.1 | 50.4 |
| Pupils with high prior attainment (Key Stage 2) | — | — | — |
| English as an additional language | 30% | 16% | 19% |
Progress 8 is not available for 2025 and 2026: these cohorts had no Key Stage 2 tests in 2020 and 2021, so there is no baseline. Attainment 8 shows results without taking pupils’ starting points into account.
Subjects taken at GCSE
Entries in 2025 as a share of the Year 11 cohort, and the share of entries graded 7–9 and 4–9, compared with all entries in England.
| Subject | Entries | Share of cohort | England | Grades 7–9 | England | Grades 4–9 |
|---|---|---|---|---|---|---|
| English Language | 188 | 99% | 89% | 14% | 20% | 68% |
| Mathematics | 188 | 99% | 88% | 18% | 22% | 71% |
| English Literature | 187 | 98% | 86% | 12% | 21% | 67% |
| Religious Studies | 186 | 98% | 31% | 20% | 32% | 60% |
| Combined Science | 157 | 83% | 65% | 6% | 9% | 49% |
| Geography | 101 | 53% | 41% | 13% | 25% | 58% |
| History | 91 | 48% | 41% | 22% | 26% | 58% |
| Spanish | 53 | 28% | 19% | 15% | 27% | 66% |
| Business Studies | 44 | 23% | 18% | 7% | 20% | 57% |
| French | 39 | 21% | 18% | 23% | 29% | 79% |
| Biology | 31 | 16% | 23% | 19% | 45% | 81% |
| Chemistry | 30 | 16% | 23% | 23% | 47% | 90% |
| Physics | 30 | 16% | 23% | 20% | 46% | 83% |
| Computer Science | 23 | 12% | 13% | 9% | 30% | 48% |
| Drama | 20 | 11% | 7% | 5% | 27% | 60% |
| Fine Art | 19 | 10% | 9% | 37% | 28% | 84% |
| Turkish | 18 | 9% | 0% | 44% | 71% | 94% |
| Textiles | 17 | 9% | 2% | 12% | 27% | 53% |
| Polish | 5 | 3% | 1% | — | 84% | — |
| Modern Greek | 2 | 1% | 0% | — | 33% | — |
| Italian | 1 | 1% | 0% | — | 53% | — |
| Portuguese | 1 | 1% | 0% | — | 50% | — |
Technical awards and other Key Stage 4 qualifications
| Subject | Entries | Share of cohort | England |
|---|---|---|---|
| Sports / Movement Science | 69 | 100% | — |
| Hospitality / Catering Studies | 53 | 85% | — |
| Health Studies | 45 | 73% | — |
| Engineering Studies | 28 | 45% | — |
| Small Business Management | 23 | 37% | — |
| Art and Design | 20 | 32% | — |
| Music performance: Group | 20 | 32% | — |
| Computer Appreciation / Introduction | 11 | 18% | — |
A levels and other level 3 courses
| Measure | This school | Hertfordshire | England |
|---|---|---|---|
| Students at the end of 16–18 study | 173 | — | — |
| — of whom A level students | 62 | 8,082 | 261,341 |
| Average A level grade | C- | B- | B- |
| Average points per A level entry | 25.32 | 36.82 | 35.00 |
| Average grade, best 3 A levels | C- | B- | B- |
| AAB or better with two facilitating subjects | 3% | 19% | 18% |
| Average grade, applied general courses | — | — | — |
| Average grade, T levels | — | — | — |
A level subjects
Entries as a share of A level students, compared with the share across England.
| Subject | Entries | Share of cohort | England |
|---|---|---|---|
| Sociology | 22 | 35% | 13% |
| Law | 18 | 29% | 4% |
| Biology | 12 | 19% | 20% |
| Media Studies | 11 | 18% | 4% |
| Chemistry | 10 | 16% | 17% |
| Mathematics | 10 | 16% | 31% |
| Psychology | 9 | 15% | 23% |
| History | 7 | 11% | 13% |
| Geography | 7 | 11% | 10% |
| Religious Studies | 7 | 11% | 4% |
| Economics | 7 | 11% | 13% |
| English Literature | 6 | 10% | 11% |
| Fine Art | 6 | 10% | 3% |
| Photography | — | — | 3% |
| English Language | — | — | 4% |
| Further Mathematics | — | — | 5% |
| Physics | — | — | 12% |
Applied, technical and other level 3 courses
| Subject | Qualification | Entries | Share of cohort | England |
|---|---|---|---|---|
| Applied Sciences | BTEC National Extended Certificate L3 - Band F - P-D* | 18 | 29% | — |
| Study Skills | Extended Project (Diploma) | 8 | 13% | — |
| Business Studies | BTEC National Extended Certificate L3 - Band F - P-D* | 6 | 10% | — |
| Computer Architecture / Systems | BTEC National Extended Certificate L3 - Band F - P-D* | 6 | 10% | — |
| Health Studies | OCR Cambridge Technical Extended Certificate at Level 3 | — | — | — |
| Business Studies | BTEC Level 3 National Certificate (Band D) | — | — | — |
| Computing and IT Advanced Technician | BTEC National Diploma L3 - Band J - PP-D*D* | — | — | — |
| Sports Studies | BTEC National Diploma L3 - Band J - PP-D*D* | — | — | — |
| Sports Studies | BTEC National Extended Certificate L3 - Band F - P-D* | — | — | — |
| Business Studies | BTEC National Foundation Diploma L3 - Band H - P-D* | — | — | — |
| Mathematical Studies | Core Maths Qualifications at Level 3 | — | — | — |
| History | GCE AS level (All) | — | — | — |
| History | GCE AS level (Not continued to A2) | — | — | — |
Other secondary schools in Hertfordshire
Barclay Academy
Academy sponsor led · sixth form · 1,044 pupils
91% stayed in education · Attainment 8 49.5
Barnwell School
Foundation school · sixth form · 1,270 pupils
88% stayed in education · Attainment 8 41.5
Beaumont School
Academy converter · sixth form · 1,722 pupils
98% stayed in education · Attainment 8 62.6
Birchwood High School
Academy converter · sixth form · 1,417 pupils
85% stayed in education · Attainment 8 46.1
Bishop's Hatfield Girls' School
Academy converter · sixth form · 942 pupils
97% stayed in education · Attainment 8 51.9
Sources: Department for Education school and college performance tables 2024/2025 (Key Stage 4 and 16–18 results, subject entries, destination measures for 2023 leavers); Get Information About Schools register as at 19 September 2026; Ofsted management information as at 31 August 2026. Small numbers are suppressed by DfE and shown as “—”. How to read these figures.