SCHOOL PROFILE

The Costello School

Secondary Academy converter URN 138287
Open
Pupils 8,834,192 Latest school census
Capacity 1,120 Published school capacity
Capacity used 103.6% Pupils as a share of capacity
Age range 11 – 16 Statutory age range
OFSTED

Latest inspection

10 February 2026
Latest published outcome Met
Renewed framework
Safeguarding Met
Inclusion Expected standard
Curriculum & teaching Expected standard
Achievement Expected standard
Attendance & behaviour Expected standard
Personal development Expected standard
Leadership & governance Expected standard
INSPECTION HISTORY

Previous Ofsted activity

9 November 2021
Graded inspection Good
Published 13 December 2021
SCHOOL DETAILS

About this school

School type Academy converter
Phase Secondary
Gender Mixed
Religious character —
Local authority Hampshire
Trust BOHUNT EDUCATION TRUST
Census date 15 January 2026
PUPIL PROFILE

School community

Latest published pupil characteristics for 2025/26.

2025/26
Total pupils 1,160 1,160 full-time · 0 part-time
Female pupils 548 47.2% of pupils
Male pupils 612 52.8% of pupils

Free school meals

Pupils eligible for free school meals.

18.1%
6.7 pts below England
School 18.1%
Basingstoke and Deane 19.5%
South East 19.0%
England 24.8%

English as an additional language

Pupils whose first language is not English.

15.3%
5.0 pts below England
School 15.3%
Basingstoke and Deane 15.5%
South East 15.6%
England 20.3%

Young carers

Pupils recorded as young carers.

0.1%
0.9 pts below England
School 0.1%
Basingstoke and Deane 0.9%
South East 1.7%
England 1.0%

Ethnicity

Largest recorded pupil groups.

White British
62.7%
727
Any other White background
10.8%
125
African
5.0%
58
Indian
4.2%
49
Any other Asian background
3.9%
45
Any other Mixed background
3.2%
37
Council, regional and national comparisons are pupil-weighted using published school census counts.
ADDITIONAL NEEDS

Special educational needs

Pupils receiving SEN support or with an education, health and care plan.

2025/26
Pupils with SEN 19.0% 220 of 1,160 pupils
1.9 pts below England England: 20.8%
School 19.0%
Basingstoke and Deane 23.0%
South East 21.1%
England 20.8%
SEN support 15.6% 181 pupils
England 14.8% 0.8 pts above
EHC plans 3.4% 39 pupils
England 6.0% 2.7 pts below
PRIMARY NEEDS

Most common identified needs

Pupils
Specific learning difficulty 71
Speech, language & communication 42
Moderate learning difficulty 34
Social, emotional & mental health 32
Autistic spectrum disorder 21
Hearing impairment 7

SEN comparisons are pupil-weighted using published 2025/26 Department for Education school-level data. Primary needs combine pupils receiving SEN support and pupils with EHC plans.

ACADEMIC PERFORMANCE

Key stage 4 outcomes

Published Department for Education results for 2024/25.

2024/25
ATTAINMENT 8

Average attainment score

47.3 8.1 pts above England
School 47.3
Basingstoke and Deane 37.8
South East 38.5
England 39.2
English & maths grade 5+ 49.6% England 36.0% 13.6 pts above England
English & maths grade 4+ 69.2% England 51.4% 17.8 pts above England
EBacc entry 80.8% England 30.6% 50.2 pts above England
EBacc average point score 4.49 England 3.41
Progress 8 Not available for 2024/25

Latest published: -0.03 · 2023/24

Comparisons are averages of published school-level results for open schools. They are not pupil-weighted official local authority attainment rates.

ATTENDANCE & ABSENCE

Attendance profile

Published Department for Education absence data for 2024/25. Lower absence rates are generally better.

2024/25
ABSENCE RATE

Overall absence

8.80%

Percentage of possible sessions missed.

2.59 pts higher than England
School 8.80%
Basingstoke and Deane 6.04%
South East 6.30%
England 6.22%
ABSENCE RATE

Persistent absence

22.00%

Pupils missing 10% or more of sessions.

6.19 pts higher than England
School 22.00%
Basingstoke and Deane 14.14%
South East 15.75%
England 15.82%
ABSENCE RATE

Severe absence

4.65%

Pupils missing 50% or more of sessions.

2.85 pts higher than England
School 4.65%
Basingstoke and Deane 2.13%
South East 1.93%
England 1.80%
Council, regional and national comparisons are averages of published school-level percentages rather than pupil-weighted official absence rates.
HOW DOES IT COMPARE?

School context

Comparison with open secondary schools.

CAPACITY

Capacity utilisation

103.6% 11.3 pts above England
The Costello School
103.6%
Basingstoke and Deane
93.9%
South East
95.0%
England
92.3%
Benchmarks use open schools in the same phase. Capacity utilisation is calculated from published pupil and capacity figures.
Sources: Department for Education · Get Information about Schools · Ofsted monthly management information