Katherine Warington School

Secondary
Free school
Ages 11 to 19

Ofsted: Good

Lower Luton Road, Harpenden, AL5 5FHOpen in maps (opens in a new tab)

Katherine Warington School is a secondary school in Harpenden for ages 11 to 19. It is one of the 583 schools in Hertfordshire. It ranks 4th of 4 secondary schools in Harpenden. Its latest Ofsted rating is Good, from an inspection in February 2024.

Ofsted inspection

Inspected 28 February 2024, report published 24 April 2024

Overall effectiveness: Good
Quality of education: Good
Behaviour and attitudes: Good
Personal development: Outstanding
Leadership and management: Good
Safeguarding: Met

Read the full Ofsted report (opens in a new tab)

Exam results

GCSE results (key stage 4), 2024/25

173 pupils in the year group

Attainment 8 score54.8

54.8, 8.7 above the England average of 46.1.

Grade 5 or above in English and maths59.5%

59.5%, 14.1 percentage points above the England average of 45.4%.

Grade 4 or above in English and maths76.3%

76.3%, 11.5 percentage points above the England average of 64.8%.

Pupils entering the EBacc26.6%

26.6%, 13.9 percentage points below the England average of 40.5%.

EBacc average point score4.85

4.85, 0.76 above the England average of 4.09.

Pupil numbers and mix

1,113 pupils on roll

Eligible for free school meals12.6%

12.6%, 13.9 percentage points below the England average of 26.5%.

English as an additional language7.5%

7.5%, 14.1 percentage points below the England average of 21.6%.

Special educational needs support14.1%

14.1%, 0.7 percentage points below the England average of 14.8%.

Education, health and care plan5.3%

5.3%, 0.7 percentage points below the England average of 6%.

Schools near Katherine Warington School

School	Distance	Ofsted	Results
Sir John Lawes School	0.6 miles	Ofsted: Outstanding	Attainment 8: 62.8
St George's School	0.9 miles	Ofsted judgements: Outstanding	Attainment 8: 63.7
The King's School	1 mile	No Ofsted inspection	Attainment 8: 59.3
Roundwood Park School	2 miles	Ofsted: Outstanding	Attainment 8: 59.5
Townsend Church of England School	3 miles	Ofsted: Good	Attainment 8: 46.7

School details

School type: Free schools
Sector: Free school
Trust: HARPENDEN SECONDARY EDUCATION TRUST
Age range: 11 to 19
Gender: Mixed
Sixth form: Yes
Headteacher: Mr David Martin
Phone: 01582314777
Website: kwschool.co.uk (opens in a new tab)
Address: Lower Luton Road, Harpenden, AL5 5FH
Local authority: Hertfordshire
URN: 145890

School details from Get Information about Schools, 17 September 2026. Ofsted outcomes published to 31 August 2026. Exam results for 2024/25 from the Department for Education. Pupil mix from the school census, 2025/26.