72%
GCSE 9–4 · 2024/25
57%
GCSE 5+ · 2024/25
50.9
Attainment 8 · 2024/25
70%
EBacc entry · 2024/25
1230.7
EBacc APS · 2024/25
1,712
Pupils · 2024/25
5%
EAL · 2024/25
23%
Persistent abs. · 2024/25
Ofsted inspection
Outstanding
Ofsted inspection · 08/05/2014
Inadequate
Requires improvement
Good
Outstanding
Local authorityWiltshire
PhaseSecondary with sixth form with sixth form
School typeAcademy
Pupil : teacher ratio19.0:1
AdmissionsNon-selective
Religious characterNone
StatusOpen
Overview of St John's Marlborough · Secondary with sixth form · Wiltshire
Part ofEXCALIBUR ACADEMIES TRUST
How does this school perform?
Key Stage 4 · 2024/25 · trend since 2016/17
GCSE 9–4 incl. Eng & maths
72%
-9pp
81%77%72%
'19'22'23'24'25
'25 · 72%
GCSE 5+ incl. Eng & maths
57%
-2pp
60%57%54%
'19'22'23'24'25
'25 · 57%
Attainment 8
50.9
-2.5
56.653.850.9
'19'22'23'24'25
'25 · 50.9
EBacc entry
70%
-1pp
70%52%34%
'19'22'23'24'25
'25 · 70%
EBacc APS
1230.7
-46.4
1329.41276.91224.5
'19'22'23'24'25
'25 · 1230.7
Sixth form
Key Stage 5 · 2024/25 · trend since 2016/17
A-level APS
33.9
-2.5
38.436.133.9
'19'22'23'24'25
'25 · 33.9
A-level value added
+0.11
0
+0.10.0-0.1
'17'18'19'24'25
'25 · +0.1
AAB+ in facilitating subjects
17%
-3pp
23%20%17%
'19'22'23'24'25
'25 · 17%
Average A-level grade
C+
-1
BB-C+
'19'22'23'24'25
'25 · C+
Pupils & context
2024/25
Pupils on roll
1,712
Pupil : teacher ratio
19.0
Workforce data · 2025/26
EAL
5%
FSM eligible
12%
SEN
14%
Overall absence
9%
Persistent absence
23%
Contact
Address
Granham Hill, Marlborough, SN8 4AX
Local authority
Wiltshire
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 | 72% | 57% | 50.9 | Not applicable | 70% | 1230.7 | 71% | 1,712 |
| 2023/24 | 81% | 59% | 53.4 | +0.36 | 70% | 1277.1 | 72% | 1,726 |
| 2022/23 | 74% | 54% | 51.1 | +0.08 | 62% | 1224.5 | 64% | 1,728 |
| 2021/22 | 80% | 59% | 56.4 | +0.23 | 63% | 1329.4 | 66% | 1,711 |
| 2018/19 | 80% | 60% | 56.6 | +0.42 | 34% | 1300.8 | 42% | 1,662 |
| 2017/18 | 77% | 52% | 53.8 | +0.15 | 54% | 1284.4 | 64% | 1,675 |
| 2016/17 | 77% | 50% | 52.7 | +0.04 | 64% | — | 80% | 1,677 |
Sixth form — Key Stage 5
| Year | A-level APS | Avg grade | VA progress | AAB+ | Cohort |
|---|---|---|---|---|---|
| 2024/25 | 33.9 | C+ | +0.11 | 17% | 198 |
| 2023/24 | 36.4 | B- | +0.14 | 20% | 210 |
| 2022/23 | 33.9 | C+ | — | 17% | 212 |
| 2021/22 | 38.4 | B | — | 21% | 208 |
| 2018/19 | 35.7 | B- | +0.15 | 23% | 184 |
| 2017/18 | 32.6 | C+ | -0.08 | 16% | 197 |
| 2016/17 | 32.0 | C+ | +0.06 | 14% | 217 |
Pupils & absence
| Year | Pupils | Pupil:teacher | SEN | EAL | FSM ever | Absence | Persistent absence |
|---|---|---|---|---|---|---|---|
| 2024/25 | 1,712 | 18.9 | 14% | 5% | 12% | 9% | 23% |
| 2023/24 | 1,726 | 19.2 | 14% | 5% | 14% | 10% | 28% |
| 2022/23 | 1,728 | 19.1 | 12% | 4% | 13% | 10% | 30% |
| 2021/22 | 1,711 | 18.2 | 11% | 3% | 12% | 10% | 35% |
| 2020/21 | 1,712 | 18.9 | 12% | 3% | 9% | — | — |
| 2018/19 | 1,662 | 17.9 | 10% | 3% | 11% | 6% | 11% |
| 2017/18 | 1,675 | 18.9 | 10% | 3% | 11% | 6% | 13% |
| 2016/17 | 1,677 | 18.3 | 13% | 2% | 11% | 5% | 11% |
School performance data © Crown copyright. Source: Department for Education.