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The Costello School[1]

Secondary · ages 11–16

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Headline results

Attainment 8
A8 50 50.4 2025/26[2]

Results

GCSE (key stage 4)

Attainment 8
50.4 2025/26[2]
Grade 5+ in English & maths
53.3% 2025/26[2]
Grade 7+ in English & maths
17.6% 2025/26[2]
Progress 8
-0.03 2023/24[3]
Progress 8, 2025/26
Not calculated[4]
Progress 8, 2024/25
Not calculated[4]
Earlier years
Year Attainment 8 Grade 5+ in English & maths Grade 7+ in English & maths Progress 8
2024/25 47.3[5] 49.6%[5]
2023/24 46.3[3] 44.5%[3] -0.03[3]
2022/23 45.9[6] 43%[6] -0.23[6]
2021/22 50.9[7] 53%[7] -0.05[7]

Destinations after GCSEs

Sustained education, apprenticeship or employment
94% 2022/23[8]
School sixth form
0% 2022/23[8]
Sixth-form college
57% 2022/23[8]
Further education college
32% 2022/23[8]
Apprenticeship
4% 2022/23[8]
Employment
1% 2022/23[8]
Earlier leavers
Left in Sustained education, apprenticeship or employment School sixth form Sixth-form college Further education college Apprenticeship Employment
2021/22 95%[9] 63%[9] 25%[9] 1%[9] 4%[9]
2020/21 97%[10] 0%[10] 64%[10] 25%[10] 2%[10] 6%[10]
2019/20 97%[11] 0%[11] 60%[11] 31%[11] 4%[11] 1%[11]
2018/19 97%[12] 1%[12] 62%[12] 25%[12] 1%[12] 7%[12]

Shares of the pupils who left in the year shown. Russell Group and Oxford or Cambridge figures were published for leavers up to 2019/20 only.

Ofsted

Latest inspection
10 Feb 2026[13]
Type
S5 Inspection[13]
Report published
20 Apr 2026[13]
Inclusion
Expected standard[13]
Achievement
Expected standard[13]
Safeguarding standards
Met[13]
Curriculum and teaching
Expected standard[13]
Attendance and behaviour
Expected standard[13]
Leadership and governance
Expected standard[13]
Personal development and wellbeing
Expected standard[13]
Earlier inspections
InspectionTypeOverall
9 Nov 2021[14] Requires Improvement S5 Reinspection Visit 1[14] Good[14]
6 Mar 2018[15] S5 Inspection[15] Requires improvement[15]

Competition to get in

Applications and offers, Year 7

Applications per place
2.4 Entry Sept 2026[16]
Applications (any preference)
497 Entry Sept 2026[16]
First preferences
187 Entry Sept 2026[16]
Places offered
211 Entry Sept 2026[16]
First preferences per place
0.9 Entry Sept 2026[16]
Earlier years
Entry Applications First preferences Places offered Per place First preferences per place
Entry Sept 2025 399[16] 140[16] 217[16] 1.8[16] 0.6[16]
Entry Sept 2024 521[16] 210[16] 256[16] 2.0[16] 0.8[16]
Entry Sept 2023 580[16] 265[16] 254[16] 2.3[16] 1.0[16]
Entry Sept 2022 468[16] 250[16] 260[16] 1.8[16] 1.0[16]

Admissions

Application deadline
31 Oct 2026 Entry Sept 2027[17]
Places (published admission number), 11+ entry
224 Entry Sept 2027[17]

Character & practicalities

Type
Academy converter[1]
Ages
11–16[1]
Boys / girls
Mixed[1]
Admissions
Non-selective[1]
Sixth form
No[1]
Boarding
No boarders[1]
Capacity
1120[1]
Trust
BOHUNT EDUCATION TRUST[1]
Local authority
Hampshire[1]
Website
http://www.costelloschool.co.uk[1]
District
Basingstoke and Deane[18]
Postcode
RG21 4AL[1]
URN
138287[1]

School details as recorded in Get Information About Schools on 14 Oct 2026.

Pupils

Number on roll
1222 2024/25[19]
English as an additional language
14.8% 2024/25[19]
SEN support
14.2% 2024/25[19]
EHC plan
3.1% 2024/25[19]
Free school meals in the last 6 years
16.6% 2024/25[19]

Pupils' ethnicity 2025/26

White
73.6%[20]
Mixed
8.5%[20]
Asian
10.5%[20]
Black
6%[20]
Any other ethnic group
1.1%[20]
Unclassified
0.2%[20]

The school census's major ethnic groups as shares of the school's pupils, summed by us from the published counts. For information only: never used to rank, filter or colour schools.

Sources

  1. Department for Education: Get Information About Schools: all establishments. Period 2026-10-14, published 2026-10-14. Publication page. Data file. Licence: OGL-3.0.
  2. Department for Education: Performance tables schools data (explore education statistics). Period 2025/26, provisional, published 2026-10-15. Publication page. Data file. Licence: OGL-3.0.
  3. Department for Education: Compare School Performance download: KS4 final. Period 2023/24, final. Publication page. Data file. Licence: OGL-3.0.
  4. Department for Education: Key stage 4 performance 2024/25: data guidance. Period 2024/25. Archived copy; original. Licence: OGL-3.0.
    Quote
    It is not possible to calculate Progress 8 for academic years 2024/25 and 2025/26 due to gaps in the baseline caused by COVID-19 disruption.
  5. Department for Education: Compare School Performance download: KS4 final. Period 2024/25, final. Publication page. Data file. Licence: OGL-3.0.
  6. Department for Education: Compare School Performance download: KS4 final. Period 2022/23, final. Publication page. Data file. Licence: OGL-3.0.
  7. Department for Education: Compare School Performance download: KS4 final. Period 2021/22, final. Publication page. Data file. Licence: OGL-3.0.
  8. Department for Education: Compare School Performance download: KS4 destinations. Period 2022/23, final. Publication page. Data file. Licence: OGL-3.0.
  9. Department for Education: Compare School Performance download: KS4 destinations. Period 2021/22, final. Publication page. Data file. Licence: OGL-3.0.
  10. Department for Education: Compare School Performance download: KS4 destinations. Period 2020/21, final. Publication page. Data file. Licence: OGL-3.0.
  11. Department for Education: Compare School Performance download: KS4 destinations. Period 2019/20, final. Publication page. Data file. Licence: OGL-3.0.
  12. Department for Education: Compare School Performance download: KS4 destinations. Period 2018/19, final. Publication page. Data file. Licence: OGL-3.0.
  13. Ofsted: State-funded schools inspections and outcomes. Period 2025/26. Publication page. Data file. Licence: OGL-3.0.
  14. Ofsted: State-funded schools inspections and outcomes. Period 2021/22. Publication page. Data file. Licence: OGL-3.0.
  15. Ofsted: State-funded schools inspections and outcomes. Period 2017/18. Publication page. Data file. Licence: OGL-3.0.
  16. Department for Education: Primary and secondary school applications and offers: school level. Period Entry Sept 2026, final, published 2026-06-29. Publication page. Data file. Licence: OGL-3.0.
  17. costelloschool.co.uk: costelloschool.co.uk — Admissions Policy 2027-2028 (PDF). Period 2026-10-16. Licence: copyright-quoted.
    Quotes (2)
    The School will consid er first all those applications received by the published deadline of midnight on 31 October 2026 (p. 5)
    The published admission number for The Costello School is 224 pupils for year 7 in 2027/8 (p. 5)
  18. Office for National Statistics: Parish to Ward to Local Authority District (May 2026) Lookup in EW. Period 2026-05-01. Publication page. Data file. Licence: OGL-3.0.
  19. Department for Education: Compare School Performance download: School census. Period 2024/25, final. Publication page. Data file. Licence: OGL-3.0.
  20. Department for Education: Schools, pupils and their characteristics: school level underlying data. Period 2025/26, published 2026-06-04. Publication page. Data file. Licence: OGL-3.0.