Secondary school

St John's Marlborough

  • Academy Converter
  • ages 11–18
  • Mixed
  • Wiltshire
  • SN8 4AX
  • Sixth form
Ofsted areas (no overall grade) · inspected Feb 2025

Homes near this school

Finding homes near…

The area around it

Results · 2024/25

Ranked 839 of 3,280 secondaries in England · top 26%

Top % in England, by year
2015/16: top 25%25%2016/17: top 18%2017/18: top 17%2018/19: top 11%11% · 2018/192021/22: top 17%2022/23: top 26%2023/24: top 19%2024/25: top 26%No exams

A-level results

#120 of 224 South West sixth forms, state and independent, 2024/25

Independent and selective (grammar) schools choose their pupils, so high results partly reflect who gets in, not only teaching. Some independent schools don't publish results.

Against South WestArrows: South West rank change since 2021/22

Attainment 850.9 · South West 45.58/10 Above−9.1 pts
Grade 5+ English and maths57.1% · South West 44.2%9/10 Top 20%+5.8 pts
EBacc point score4.75 · South West 3.989/10 Top 20%
Progress 8 · 2023/24+0.36 · South West −0.029/10 Top 20%
A level points per entry33.87 · South West 33.676/10 Middle−9.8 pts
Show exam results by year

No exams 2019/20–21

Attainment 8
2015/16: 54.1 · 248 pupils · South West 50.22016/17: 52.7 · 249 pupils · South West 45.62017/18: 53.8 · 261 pupils · South West 45.72018/19: 56.6 · 260 pupils · South West 45.82021/22: 56.4 · 260 pupils · South West 47.52022/23: 51.1 · 261 pupils · South West 45.42023/24: 53.4 · 257 pupils · South West 45.32024/25: 50.9 · 259 pupils · South West 45.4556.650.9No exams
Grade 5+ English and maths
2016/17: 50% · 249 pupils · South West 39%2017/18: 52% · 261 pupils · South West 40%2018/19: 60% · 260 pupils · South West 39%2021/22: 59% · 260 pupils · South West 46%2022/23: 54% · 261 pupils · South West 42%2023/24: 59.1% · 257 pupils · South West 44.1%2024/25: 57.1% · 259 pupils · South West 44.2%60%50%No exams
A level points per entry
2015/16: 32.69 · 176 pupils · South West 29.292016/17: 31.98 · 214 pupils · South West 30.032017/18: 32.64 · 190 pupils · South West 30.252018/19: 35.71 · 176 pupils · South West 31.572021/22: 38.39 · 186 pupils · South West 36.992022/23: 33.86 · 198 pupils · South West 33.142023/24: 36.36 · 191 pupils · South West 33.012024/25: 33.87 · 188 pupils · South West 33.6738.3931.98No exams

Getting in · 2026

First-choice families who got in85.4%
263 of 308 who put it first2014 · 80.3%2026 · 85.4%
By preference
ChoiceAppliedOffered
1st308263
2nd441
3rd211

No last distance offered published

Inspections · 2005–2025

  • Personal developmentGood
  • Quality of educationGood
  • Behaviour and attitudesGood
  • Sixth form provisionGood
  • Leadership and managementGood
  • SafeguardingEffective
  1. 2005Goodas predecessor
  2. 2009Goodas predecessor
  3. 2014Outstanding
  4. 2025All areas Good

Pupils · 2024/25

On roll · Jan 20261,692
Free school meals (past 6 years)12.5%
First language not English4.6%
SEN support11.4%
EHC plan2.6%
Absence (sessions missed)8.6%
Persistently absent pupils22.8%

Girls 50.8%Boys 49.2%

104.4% full · 1,620 places · 396 in sixth form

Parent View

Earlier survey (before Nov 2025) · as at 1 Sep 2025 · 327 responses (19.1% of pupils)

  • My child is happy at this school76.5% agree
  • My child feels safe at this school80.4% agree
  • The school makes sure its pupils are well behaved71% agree
  • My child has been bullied and the school dealt with the bullying quickly and effectively · 61.2% not applicable46.4% agree
  • The school makes me aware of what my child will learn during the year62.1% agree
  • When I have raised concerns with the school they have been dealt with properly · 18.4% not applicable60.3% agree
  • Does your child have special educational needs and/or disabilities (SEND)?28.8% yes
  • My child has SEND, and the school gives them the support they need to succeed · asked only of the 28.8% who said Yes above40.4% agree
  • The school has high expectations for my child74.3% agree
  • My child does well at this school75.8% agree
  • The school lets me know how my child is doing77.1% agree
  • There is a good range of subjects available to my child at this school94.2% agree
  • My child can take part in clubs and activities at this school93.3% agree
  • The school supports my child's wider personal development67.6% agree
  • I would recommend this school to another parent77.1% yes

Workforce · 2025/26

Pupils per teacher18.6
Pupils per adult13.0
  • Classroom teachers 83.2
  • Leadership 7.8
  • Teaching assistants 19.6
  • Other support 41.4

Teachers 91 FTE · Whole workforce 152 · 176 people

Financials · 2024/25

Income per pupil£7,559
Spend per pupil£7,165
Staff spend per pupil£5,252
Reserve per pupil£0
  • £0revenue reserve
  • +£674,000in-year balance

Grants £7,115 · self-generated £444 · premises £445 per pupil

Multi-academy trust: EXCALIBUR ACADEMIES TRUST (20 academies) · trust reserve £4,863,000 · Reserves in a multi-academy trust belong to the trust; this academy's figures include the share of central costs the trust gives it

Destinations · 2023/24 leavers

After Year 11

257 students, followed through 2024/25 · Provisional

  • Sustained94.6%
  • Education88.3%
  • Apprenticeship4.3%
  • Employment1.9%
  • Not sustained3.1%
  • Unknown2.3%

After sixth form (16–18)

205 students, followed through 2024/25 · Provisional

  • Sustained76.6%
  • Education44.4%
  • Higher education42%
  • Apprenticeship3.9%
  • Employment28.3%
  • Not sustained17.6%
  • Unknown5.9%