The Costello School
Decision summary
This summary combines published school data and is designed to help you decide what to check next. It does not guarantee a school place or replace official admissions guidance.
Attainment 8 of 47.3 is close to the national average of around 46.
- Attainment 8:
- 47.3
- 5+ Eng & Maths:
- 63%
- Academic year:
- 2024/2025
Progress is close to average or statistically uncertain because the confidence interval crosses zero. This does not necessarily mean the school adds or detracts from pupil progress.
- Progress 8:
- -0.03
- Confidence interval:
- [-0.22, 0.17]
Admissions realism depends on your home postcode and the school's published allocation data. Enter your postcode on this page to get a more specific assessment, and always verify the latest policy on the school's official admissions page.
This is a selective school. Admission usually requires passing an entrance test. Check the school's admissions policy for test registration deadlines.
- Selective admissions: an entrance test (usually the 11+ or equivalent) is required. Check registration and test dates well in advance.
- Verify the school's official admissions policy
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Performance over time
Attainment 8 over time
Progress 8 over time(not available 2024/25)
Historical results
| Year | Pupils | Att8 | P8 | 5+ E&M | EBacc % | EBacc APS |
|---|---|---|---|---|---|---|
| 2024/2025 | 250 | 47.3 | — | 62.8% | 80.8% | 4.5 |
| 2023/2024 | 218 | 46.3 | -0.03 | 61.5% | 77.1% | 4.3 |
| 2022/2023 | 224 | 45.9 | -0.23 | 56.0% | 59.0% | 4.2 |
| 2021/2022 | 224 | 50.9 | -0.05 | 69.0% | 62.0% | 4.7 |
Nearby and similar schools
Other secondary schools in Hampshire for local comparison.
School information
| URN | 138287 |
| Local authority | Hampshire |
| Region | South East |
| Phase | Secondary |
| Type | Academy converter |
| Gender of entry | Mixed |
| Age range | 11-16 |
| Headteacher | Head Teacher Andy Conway |
| Trust | BOHUNT EDUCATION TRUST |
| Admissions | Non-selective |
| Religious character | None |
| Postcode | RG21 4AL |
| Latest pupils | 250 |
| FSM eligible | 16.2% |
Contact and identifiers
Crossborough Hill, London Road, Basingstoke, Hampshire, RG21 4AL
http://www.costelloschool.co.ukView local authority page1256321263| DfE number | 4002 |
| UKPRN | 10037589 |
| Opened | 1 Jul 2012 |
| GIAS updated | 26 Feb 2026 |
Data sources and freshness
| Official record updated | 26 Feb 2026 |
| Latest KS4 year | 2024/2025 |
| Latest KS2 year | — |
| Ofsted published | 13 Dec 2021 |
Latest Ofsted inspection
| Quality of education | Good |
| Behaviour and attitudes | Good |
| Personal development | Outstanding |
| Leadership and management | Good |
| Safeguarding | Effective |
| Inspection type | Requires Improvement S5 Reinspection Visit 1 |
| Category of concern | — |
| Inspection date | 9 Nov 2021 |
| Publication date | 13 Dec 2021 |