70%
GCSE 9–4 · 2024/25
49%
GCSE 5+ · 2024/25
49.0
Attainment 8 · 2024/25
66%
EBacc entry · 2024/25
778.2
EBacc APS · 2024/25
1,046
Pupils · 2024/25
9%
EAL · 2024/25
24%
Persistent abs. · 2024/25
Ofsted inspection
Good
Ofsted inspection · 16/05/2024
Inadequate
Requires improvement
Good
Outstanding
Local authoritySurrey
PhaseSecondary with sixth form with sixth form
School typeAcademy
Pupil : teacher ratio16.1:1
AdmissionsNon-selective
Religious characterDoes not apply
StatusOpen
Overview of Therfield School · Secondary with sixth form · Surrey
How does this school perform?
Key Stage 4 · 2024/25 · trend since 2017/18
GCSE 9–4 incl. Eng & maths
70%
-2pp
78%72%65%
'19'22'23'24'25
'25 · 70%
GCSE 5+ incl. Eng & maths
49%
-6pp
55%47%38%
'19'22'23'24'25
'25 · 49%
Attainment 8
49.0
-1.3
51.248.044.8
'19'22'23'24'25
'25 · 49.0
EBacc entry
66%
+3pp
66%39%12%
'19'22'23'24'25
'25 · 66%
EBacc APS
778.2
-51.1
829.3655.2481.2
'19'22'23'24'25
'25 · 778.2
Sixth form
Key Stage 5 · 2024/25 · trend since 2017/18
A-level APS
25.9
-3.3
33.429.625.9
'19'22'23'24'25
'25 · 25.9
A-level value added
-0.25
-0.1
+0.1-0.1-0.3
'18'19'24'25
'25 · -0.2
AAB+ in facilitating subjects
7%
-6pp
13%10%7%
'19'22'23'24'25
'25 · 7%
Average A-level grade
C-
0
C+CC-
'19'22'23'24'25
'25 · C-
Pupils & context
2024/25
Pupils on roll
1,046
Pupil : teacher ratio
16.1
Workforce data · 2025/26
EAL
9%
FSM eligible
22%
SEN
18%
Overall absence
9%
Persistent absence
24%
Contact
Address
Dilston Road, Leatherhead, KT22 7NZ
Local authority
Surrey
Telephone
Email
—
History
All years · Historical DfE data by academic year
Secondary — Key Stage 4
GCSE attainment and Progress 8 — how pupils progressed from KS2 to KS4.
| Year | GCSE 9–4 | GCSE 5+ | Attainment 8 | Progress 8 | EBacc entry | EBacc APS | EBacc lang entry | Cohort |
|---|---|---|---|---|---|---|---|---|
| 2024/25 | 70% | 49% | 49.0 | Not applicable | 66% | 778.2 | 66% | 1,046 |
| 2023/24 | 72% | 55% | 50.3 | +0.08 | 63% | 829.3 | 64% | 1,063 |
| 2022/23 | 69% | 38% | 44.8 | -0.17 | 62% | 740.7 | 62% | 1,043 |
| 2021/22 | 78% | 53% | 51.2 | +0.16 | 41% | 672.5 | 41% | 982 |
| 2018/19 | 65% | 44% | 47.5 | +0.21 | 12% | 481.2 | 12% | 870 |
| 2017/18 | 62% | 45% | 49.1 | +0.11 | 22% | 461.2 | 22% | 796 |
Sixth form — Key Stage 5
| Year | A-level APS | Avg grade | VA progress | AAB+ | Cohort |
|---|---|---|---|---|---|
| 2024/25 | 25.9 | C- | -0.25 | 7% | 86 |
| 2023/24 | 29.2 | C | -0.15 | 13% | 65 |
| 2022/23 | 31.2 | C | — | 12% | 38 |
| 2021/22 | 33.4 | C+ | — | 13% | 81 |
| 2018/19 | 29.3 | C | -0.31 | 12% | 63 |
| 2017/18 | 26.6 | C- | +0.13 | 12% | 63 |
Pupils & absence
| Year | Pupils | Pupil:teacher | SEN | EAL | FSM ever | Absence | Persistent absence |
|---|---|---|---|---|---|---|---|
| 2024/25 | 1,046 | 15.8 | 18% | 9% | 22% | 9% | 24% |
| 2023/24 | 1,063 | 16.9 | 18% | 8% | 20% | 9% | 26% |
| 2022/23 | 1,043 | 16.1 | 18% | 8% | 21% | 10% | 28% |
| 2021/22 | 982 | 15.3 | 19% | 5% | 19% | 9% | 30% |
| 2020/21 | 956 | 16.4 | 18% | 6% | 17% | — | — |
| 2018/19 | 870 | 15.6 | 17% | 7% | 21% | 6% | 16% |
| 2017/18 | — | 15.9 | — | — | — | 6% | 14% |
| 2016/17 | 766 | — | 26% | 7% | 20% | — | — |
School performance data © Crown copyright. Source: Department for Education.