99%
GCSE 9–4 · 2024/25
97%
GCSE 5+ · 2024/25
72.4
Attainment 8 · 2024/25
81%
EBacc entry · 2024/25
1036.8
EBacc APS · 2024/25
1,205
Pupils · 2024/25
11%
EAL · 2024/25
14%
Persistent abs. · 2024/25
Ofsted inspection
Outstanding
Ofsted inspection · 01/05/2024
Inadequate
Requires improvement
Good
Outstanding
Local authorityBuckinghamshire
PhaseSecondary with sixth form with sixth form
School typeAcademy
Pupil : teacher ratio19.5:1
AdmissionsSelective
Religious characterNone
StatusOpen
Overview of Sir William Borlase's Grammar School · Secondary with sixth form · Buckinghamshire
Part ofMARLOW EDUCATION TRUST
How does this school perform?
Key Stage 4 · 2024/25 · trend since 2016/17
GCSE 9–4 incl. Eng & maths
99%
0pp
100%100%99%
'19'22'23'24'25
'25 · 99%
GCSE 5+ incl. Eng & maths
97%
-1pp
100%98%97%
'19'22'23'24'25
'25 · 97%
Attainment 8
72.4
-1.4
77.474.972.4
'19'22'23'24'25
'25 · 72.4
EBacc entry
81%
+1pp
86%83%80%
'19'22'23'24'25
'25 · 81%
EBacc APS
1036.8
+21.7
1036.81020.51004.1
'19'22'23'24'25
'25 · 1036.8
Sixth form
Key Stage 5 · 2024/25 · trend since 2016/17
A-level APS
44.8
+1.0
47.745.743.7
'19'22'23'24'25
'25 · 44.8
A-level value added
+0.08
0
+0.10.0-0.1
'17'18'19'24'25
'25 · +0.1
AAB+ in facilitating subjects
44%
+6pp
51%45%39%
'19'22'23'24'25
'25 · 44%
Average A-level grade
B+
0
AA-B+
'19'22'23'24'25
'25 · B+
Pupils & context
2024/25
Pupils on roll
1,205
Pupil : teacher ratio
19.5
Workforce data · 2025/26
EAL
11%
FSM eligible
3%
SEN
6%
Overall absence
6%
Persistent absence
14%
Contact
Address
West Street, Marlow, SL7 2BR
Local authority
Buckinghamshire
Website
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 | 99% | 97% | 72.4 | Not applicable | 81% | 1036.8 | 94% | 1,205 |
| 2023/24 | 99% | 98% | 73.8 | +0.56 | 80% | 1015.1 | 94% | 1,191 |
| 2022/23 | 100% | 100% | 76.4 | +0.71 | 85% | 1025.2 | 96% | 1,165 |
| 2021/22 | 100% | 99% | 77.4 | +0.55 | 86% | 1004.4 | 97% | 1,164 |
| 2018/19 | 99% | 97% | 74.3 | +0.56 | 85% | 1004.1 | 99% | 1,069 |
| 2017/18 | 100% | 96% | 73.8 | +0.74 | 94% | 1020.3 | 98% | 1,080 |
| 2016/17 | 99% | 98% | 74.3 | +0.89 | 91% | — | 96% | 1,073 |
Sixth form — Key Stage 5
| Year | A-level APS | Avg grade | VA progress | AAB+ | Cohort |
|---|---|---|---|---|---|
| 2024/25 | 44.8 | B+ | +0.08 | 44% | 227 |
| 2023/24 | 43.7 | B+ | +0.04 | 38% | 219 |
| 2022/23 | 44.8 | B+ | — | 43% | 206 |
| 2021/22 | 47.7 | A- | — | 51% | 237 |
| 2018/19 | 44.0 | B+ | +0.06 | 43% | 205 |
| 2017/18 | 42.6 | B+ | -0.08 | 37% | 223 |
| 2016/17 | 41.5 | B | -0.10 | 35% | 212 |
Pupils & absence
| Year | Pupils | Pupil:teacher | SEN | EAL | FSM ever | Absence | Persistent absence |
|---|---|---|---|---|---|---|---|
| 2024/25 | 1,205 | 19.6 | 6% | 11% | 3% | 6% | 14% |
| 2023/24 | 1,191 | 20.6 | 8% | 10% | 3% | 6% | 16% |
| 2022/23 | 1,165 | 20.7 | 12% | 8% | 3% | 6% | 21% |
| 2021/22 | 1,164 | 20.9 | 11% | 6% | 3% | 8% | 25% |
| 2020/21 | 1,154 | 21.3 | 9% | 6% | 2% | — | — |
| 2018/19 | 1,069 | 18.6 | 5% | 4% | 2% | 4% | 6% |
| 2017/18 | 1,080 | 19.1 | 4% | 5% | 2% | 4% | 9% |
| 2016/17 | 1,073 | 18.9 | 4% | 5% | 2% | 4% | 5% |
School performance data © Crown copyright. Source: Department for Education.