Katherine Warington School
Secondary · Harpenden · AL5 5FH
Data updated
Graded inspection under the pre-November 2025 system
This is an overall-effectiveness grade from the previous inspection framework. The school has not yet had a report-card inspection.
Inspected 28 February 2024
Read the Ofsted report ↗At a glance
1,113 pupils (January 2026 census)
- School type
- Free schools
- Age range
- 11–19
- Gender
- Mixed
- Free school meals
- 13.9% of pupils (January 2026)
- English as additional language
- 7.1% of pupils (2024/2025)
- SEN support
- 14.1% of pupils (2024/2025)
- EHC plan
- 5.1% of pupils (2024/2025)
- Sixth form
- Yes
- Website
- www.kwschool.co.uk
- URN
- 145890
In figures
For September 2026 entry, 139 families named it first for 165 Year 7 places, 0.84 first choices per place. Its last Year 7 place offered on distance for 2020 entry went to 8218.31 m (≈5.11 mi); distance decided places in 1 of the 7 years of Year 7 rounds we hold, 2020 to 2026. Ofsted last graded it Good on 28 February 2024, under the framework used before November 2025. In the 2025/26 autumn and spring terms its pupils missed 7.6% of sessions, against 6.6% across England.
Admissions demand: Year 7 entry, September 2026
0.84 first-choice applications per place165 places offered · 139 first-choice applications · usually has places
First-choice applications per place, by entry year
Source: DfE applications and offers on national offer day · how demand is measured
Catchment area
Catchment area: defined priority area.
Admissions cutoff distance: Year 7
Last child offered a place under the distance criterion (2020 entry, the most recent year with a distance-only cutoff) lived within 8218.31 m (≈5.11 mi)
measurement method not stated by the council.
Cutoff by admission criterion (2026 entry)
- In Priority Area, Nearest School
- 7198.51 m (≈4.47 mi)
- In Priority Area, Not Nearest School
- 2422.92 m (≈1.51 mi)
Would you have got in? Check your postcode
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Source: the admissions authority's published figures · how cutoffs work
Compare admissions across the area: Harpenden school admissions · Hertfordshire school admissions
GCSE results (2024/2025)
173 pupils at the end of key stage 4 in 2024/2025
Progress 8 is suspended nationally for 2024/25 and 2025/26. These cohorts sat no key stage 2 tests (COVID), so there is no baseline to measure progress from.
Source: DfE performance tables 2024/2025 · what “suppressed” means
Schools with a similar intake
Attainment 8, 2024/2025
On attainment 8, this school is ahead of the schools that teach a comparable intake.
They are matched on intake, not location, so most are not local: see nearby schools for those you could apply to.
| School | Ofsted | Attainment 8 |
|---|---|---|
| Brighton Hill Community School | 44.5 | |
| Bradon Forest School | 48.1 | |
| The Elton High School | 44.3 | |
| Therfield School | 49 | |
| Tavistock College | 41.6 | |
| Alec Hunter Academy | 45.7 | |
| Trinity School | 42.9 | |
| The Purbeck School | 41.9 | |
| Horndean Technology College | 47.8 | |
| The Eastwood Academy | 51.6 | |
| Uffculme School | 52.8 | |
| Sir Harry Smith Community College | 40.6 |
It is not a ranking. Source: DfE performance tables 2024/2025 · how the matching works
Pupils by ethnicity (January 2026)
White British 72% (Hertfordshire 60%, England 59%) · Any other White background 5% (Hertfordshire 9%, England 7%) · Any other Mixed background 4% (Hertfordshire 3%, England 3%) · Black African 3% (Hertfordshire 4%, England 5%) · Mixed White and Black Caribbean 3% (Hertfordshire 2%, England 2%) · Asian Pakistani 2% (Hertfordshire 2%, England 5%) · Mixed White and Asian 2% (Hertfordshire 3%, England 2%) · Asian Indian 2% (Hertfordshire 4%, England 4%) · Asian Chinese 1% (Hertfordshire 2%, England 1%) · Mixed White and Black African 1% (Hertfordshire 1%, England 1%) · Any other Black background 1% (Hertfordshire 1%, England 1%) · Any other Asian background 1% (Hertfordshire 3%, England 3%) · Black Caribbean 1% (Hertfordshire 1%, England 1%) · Any other ethnic group 1% (Hertfordshire 2%, England 3%) · White Irish 1% (Hertfordshire 1%, England 0%) · other groups together 1%
Source: DfE schools, pupils and their characteristics, January 2026 census · how to read these figures
Attendance (2025/26 autumn and spring terms)
Suspensions and permanent exclusions (2024/25)
15.73 suspensions per 100 pupils and 2 permanent exclusions · England, secondary schools: 21.24 suspensions and 0.23 permanent exclusions per 100 pupils · Hertfordshire: 13.41 suspensions and 0.12 permanent exclusions per 100 pupils
Suspensions and exclusions, last three years Premium
Premium shows the same figures for each of the last three years.
Unlock with SchoolFacts Premium →Source: DfE pupil absence data, autumn and spring terms, and DfE suspensions and permanent exclusions, school-level file · how absence is measured · how to read exclusions
Staffing
Full-time-equivalent, 2025/26.
Teacher retention (2024/25)
89% of teachers stayed at the school the following year · 8% moved to another state school · 4% left the state-funded sector
Vacancies (November 2025)
0% of teaching posts vacant, 0% filled temporarily · England, secondary academies: 0.45% vacant, 0.33% temporary
Teacher sickness absence (reported in the November 2024 census)
69.4% of teachers took sickness absence, 5.9 days each on average · England, all state-funded schools: 61.8%, 8.1 days
Teacher pay (November 2025)
Mean salary of full-time qualified teachers £52,316; 9.5% on the leadership pay range · England, secondary schools: £53,766, 11.3%
Vacancies, sickness and pay, last three years Premium
Premium shows the same figures for each of the last three years.
Unlock with SchoolFacts Premium →Source: DfE School Workforce Census · how these figures are counted
Spending per pupil (2024-25)
Where the money went (2024-25)
Share of spending, with the median for secondary schools in brackets: Staff 76% (77%) · premises 5% (5%) · occupation (energy, rates, cleaning) 3% (6%) · supplies and services 17% (11%) · educational supplies 12% (6%) · bought-in professional services 2% (1%) · catering 0% (3%)
Reserves (2024-25)
Revenue reserve £1,101,000; in-year balance +£77,000
Spending and reserves, last three years Premium
Premium shows the same figures for each of the last three years.
Unlock with SchoolFacts Premium →Higher spending is not a measure of quality. Source: academy finance return, 2024-25, DfE · how spending is compared
Where pupils go after GCSEs
suppressed (small cohort)
suppressed (small cohort)
suppressed (small cohort)
suppressed (small cohort)
Destinations measured the year after leaving, DfE destination measures in the 2024/2025 performance tables.
Inspection history since 2015
- 28 February 2024: Good
Source: Ofsted management information · ungraded visits and the two inspection systems
The area around the school
- Child poverty (IDACI)
- 4/10more deprived than most of England
- Overall deprivation (IMD)
- 5/10around the middle for England
| Census 2021 | This area | England |
|---|---|---|
| Adults with a degree or higher | 36% | 33.9% |
| Adults with no qualifications | 16.8% | 18.1% |
| In managerial or professional work | 35.9% | 33.2% |
| Households deprived in two or more ways | 21.1% | 18.1% |
| Residents in very good health | 51.9% | 48.5% |
| Homes owned by the occupier | 50.6% | 62.3% |
| Social housing | 39.9% | 17.1% |
| Privately rented | 8.8% | 20.5% |
| Detached houses | 4.5% | 22.9% |
| Flats | 27.6% | 22.2% |
| Homes with four or more bedrooms | 13.5% | 21.1% |
| Households with no car or van | 17.8% | 23.5% |
These figures describe the area, not the pupils. Source: Census 2021 (ONS) and English Indices of Deprivation 2025 (MHCLG) for small area E01023687 · how to read area figures
What homes cost nearby
- Median sale price
- £645,000201 sales within 1 km, January 2024 to September 2026
- Typical range
- £487,500–£885,000the middle half of sales
- England median
- £300,000all sales over the same period
Homes around this school are among the dearest tenth of school neighbourhoods in England, comparing the median within 1 km across every state school.
Source: HM Land Registry sales within 1 km since January 2024 · how sales are counted. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Postcodes located with OS Code-Point Open: contains OS data © Crown copyright and database right 2026; contains Royal Mail data © Royal Mail copyright and database right 2026; contains National Statistics data © Crown copyright and database right 2026.
Roads around the school
- Child pedestrian casualties
- 0an urban school averages 2.0
- Collisions at school-run times
- 0an urban school averages 5.7
- All reported collisions
- 1an urban school averages 30.5
- Of those, serious or fatal
- 0an urban school averages 6.1
A high count usually reflects traffic, not an unsafe school. Source: DfT road casualty statistics (STATS19), collisions within 500 m, 2021–2025 · what is counted