99%
GCSE 9–4 · 2024/25
97%
GCSE 5+ · 2024/25
73.2
Attainment 8 · 2024/25
56%
EBacc entry · 2024/25
1219.2
EBacc APS · 2024/25
1,348
Pupils · 2024/25
16%
EAL · 2024/25
10%
Persistent abs. · 2024/25
Ofsted inspection
Outstanding
Ofsted inspection · 20/02/2024
Inadequate
Requires improvement
Good
Outstanding
Local authorityBuckinghamshire
PhaseSecondary with sixth form with sixth form
School typeAcademy
Pupil : teacher ratio18.7:1
AdmissionsSelective
Religious characterDoes not apply
StatusOpen
Overview of Sir Henry Floyd Grammar School · Secondary with sixth form · Buckinghamshire
Part ofINSIGNIS ACADEMY TRUST
How does this school perform?
Key Stage 4 · 2024/25 · trend since 2016/17
GCSE 9–4 incl. Eng & maths
99%
-1pp
100%100%99%
'19'22'23'24'25
'25 · 99%
GCSE 5+ incl. Eng & maths
97%
+3pp
97%96%94%
'19'22'23'24'25
'25 · 97%
Attainment 8
73.2
+2.4
73.372.070.8
'19'22'23'24'25
'25 · 73.2
EBacc entry
56%
+33pp
56%34%12%
'19'22'23'24'25
'25 · 56%
EBacc APS
1219.2
+195.7
1219.21048.1877.0
'19'22'23'24'25
'25 · 1219.2
Sixth form
Key Stage 5 · 2024/25 · trend since 2016/17
A-level APS
41.5
+1.4
41.940.839.7
'19'22'23'24'25
'25 · 41.5
A-level value added
-0.06
0
+0.2+0.1-0.1
'17'18'19'24'25
'25 · -0.1
AAB+ in facilitating subjects
30%
+6pp
36%29%22%
'19'22'23'24'25
'25 · 30%
Average A-level grade
B
0
B+B+B
'19'22'23'24'25
'25 · B
Pupils & context
2024/25
Pupils on roll
1,348
Pupil : teacher ratio
18.7
Workforce data · 2025/26
EAL
16%
FSM eligible
7%
SEN
4%
Overall absence
5%
Persistent absence
10%
Contact
Address
Oxford Road, Aylesbury, HP21 8PE
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% | 73.2 | Not applicable | 56% | 1219.2 | 62% | 1,348 |
| 2023/24 | 100% | 94% | 70.8 | +0.49 | 23% | 1023.5 | 58% | 1,367 |
| 2022/23 | 99% | 97% | 73.3 | +0.51 | 20% | 1026.2 | 54% | 1,362 |
| 2021/22 | 99% | 95% | 72.7 | +0.26 | 12% | 970.5 | 65% | 1,338 |
| 2018/19 | 99% | 97% | 72.0 | +0.59 | 35% | 877.0 | 77% | 1,293 |
| 2017/18 | 99% | 97% | 71.3 | +0.54 | 39% | 1131.0 | 68% | 1,230 |
| 2016/17 | 100% | 97% | 71.4 | +0.64 | 38% | — | 76% | 1,203 |
Sixth form — Key Stage 5
| Year | A-level APS | Avg grade | VA progress | AAB+ | Cohort |
|---|---|---|---|---|---|
| 2024/25 | 41.5 | B | -0.06 | 30% | 219 |
| 2023/24 | 40.0 | B | -0.05 | 24% | 237 |
| 2022/23 | 41.9 | B+ | — | 36% | 217 |
| 2021/22 | 41.1 | B | — | 28% | 203 |
| 2018/19 | 39.7 | B | -0.04 | 22% | 201 |
| 2017/18 | 40.4 | B | +0.12 | 23% | 169 |
| 2016/17 | 40.0 | B | +0.17 | 22% | 186 |
Pupils & absence
| Year | Pupils | Pupil:teacher | SEN | EAL | FSM ever | Absence | Persistent absence |
|---|---|---|---|---|---|---|---|
| 2024/25 | 1,348 | 17.9 | 4% | 16% | 7% | 5% | 10% |
| 2023/24 | 1,367 | 18.3 | 4% | 15% | 7% | 6% | 13% |
| 2022/23 | 1,362 | 20.3 | 4% | 15% | 7% | 6% | 19% |
| 2021/22 | 1,338 | 20.1 | 4% | 15% | 6% | 8% | 31% |
| 2020/21 | 1,308 | 20.6 | 4% | 16% | 4% | — | — |
| 2018/19 | 1,293 | 21.0 | 3% | 14% | 5% | 4% | 6% |
| 2017/18 | 1,230 | 20.4 | 3% | 14% | 6% | 4% | 7% |
| 2016/17 | 1,203 | 20.6 | 3% | 13% | 6% | 5% | 20% |
School performance data © Crown copyright. Source: Department for Education.