SCHOOL PROFILE

Katherine Warington School

Secondary Free schools URN 145890
Open
Pupils 8,834,192 Latest school census
Capacity — Published school capacity
Capacity used — Pupils as a share of capacity
Age range 11 – 19 Statutory age range
OFSTED

Latest graded inspection

28 February 2024
Latest published outcome Good
OEIF
Quality of education Good
Behaviour & attitudes Good
Personal development Outstanding
Leadership & management Good
SCHOOL DETAILS

About this school

School type Free schools
Phase Secondary
Gender Mixed
Religious character —
Local authority Hertfordshire
Trust HARPENDEN SECONDARY EDUCATION TRUST
Census date 15 January 2026
PUPIL PROFILE

School community

Latest published pupil characteristics for 2025/26.

2025/26
Total pupils 1,113 1,113 full-time · 0 part-time
Female pupils 500 44.9% of pupils
Male pupils 613 55.1% of pupils

Free school meals

Pupils eligible for free school meals.

12.6%
12.2 pts below England
School 12.6%
St Albans 10.0%
East of England 19.7%
England 24.8%

English as an additional language

Pupils whose first language is not English.

7.5%
12.8 pts below England
School 7.5%
St Albans 15.9%
East of England 16.4%
England 20.3%

Young carers

Pupils recorded as young carers.

0.4%
0.6 pts below England
School 0.4%
St Albans 1.0%
East of England 1.7%
England 1.0%

Ethnicity

Largest recorded pupil groups.

White British
71.9%
800
Any other White background
5.2%
58
Any other Mixed background
4.1%
46
African
2.6%
29
White and Black Caribbean
2.6%
29
Pakistani
2.2%
24
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 19.4% 216 of 1,113 pupils
1.4 pts below England England: 20.8%
School 19.4%
St Albans 17.7%
East of England 19.8%
England 20.8%
SEN support 14.1% 157 pupils
England 14.8% 0.7 pts below
EHC plans 5.3% 59 pupils
England 6.0% 0.7 pts below
PRIMARY NEEDS

Most common identified needs

Pupils
Social, emotional & mental health 77
Specific learning difficulty 51
Autistic spectrum disorder 48
Speech, language & communication 12
Moderate learning difficulty 9
No specialist assessment yet 8

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

54.8 15.6 pts above England
School 54.8
St Albans 46.5
East of England 40.4
England 39.2
English & maths grade 5+ 59.5% England 36.0% 23.5 pts above England
English & maths grade 4+ 76.3% England 51.4% 24.9 pts above England
EBacc entry 26.6% England 30.6% 4.0 pts below England
EBacc average point score 4.85 England 3.41
Progress 8 Not available for 2024/25

Latest published: 0.48 · 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

7.46%

Percentage of possible sessions missed.

1.25 pts higher than England
School 7.46%
St Albans 5.63%
East of England 6.17%
England 6.22%
ABSENCE RATE

Persistent absence

16.49%

Pupils missing 10% or more of sessions.

0.67 pts higher than England
School 16.49%
St Albans 12.95%
East of England 15.39%
England 15.82%
ABSENCE RATE

Severe absence

3.17%

Pupils missing 50% or more of sessions.

1.37 pts higher than England
School 3.17%
St Albans 1.63%
East of England 1.83%
England 1.80%
Council, regional and national comparisons are averages of published school-level percentages rather than pupil-weighted official absence rates.
Sources: Department for Education · Get Information about Schools · Ofsted monthly management information