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Cassiobury Junior School

Primary Ages 7-11 359 pupils Watford
Ofsted: Good
All schools in Watford

Cassiobury Junior School is a community school in Watford for pupils aged 7 to 11. It has 359 pupils on roll. The latest Ofsted rating for Cassiobury Junior School is Good, from an inspection in April 2024. In 2025, 77% of Year 6 pupils met the expected standard in reading, writing and maths.

Ofsted inspection: April 2024. KS2 results: 2025.

Type Primary / Community school
Age Range 7-11
Religion Does not apply
Address Bellmount Wood Avenue
Watford
Hertfordshire
WD17 3PD
Phone 01923232411
Reference Number 117167

General Makeup

Number of pupils 359
Boy/Girl ratio Boys: 49.86%
Girls: 50.14%
Percentage of students eligible for free school meals 3.9%
Percentage of students where English is not their first language 24.8%

Class Sizes

Average size of one teacher classes 29.9
Average size of Key Stage 2 classes taught by one teacher 29.9

Year Groups

Year Boys Girls Total
3 50 41 91
4 38 51 89
5 45 45 90
6 46 43 89

Ethnicities

Ethnicity Percentage
White, British 25.6%
Indian 20.3%
Pakistani 12.5%
Asian, Other 8.1%
White, Other 7.5%
White & Asian 7%
Mixed, Other 4.2%
Chinese 3.3%
White & Black (Caribbean) 2.5%
White & Black (African) 1.1%
African 1.1%
Caribbean 0.8%
Unclassified 0.6%

Cassiobury Junior School has shown good overall performance in its recent inspection, reflecting a positive atmosphere where pupils feel safe, respected, and are committed to their learning. The school’s leadership, staff relationships, and the inclusive environment contribute significantly to the pupils’ outstanding personal development, preparing them well for the next stages in their education. Although the school retains high expectations for pupil achievement and behaviour, it has encountered challenges with the implementation of new curriculum changes in a small number of subjects, which require further support and evaluation to enhance learning outcomes.

Overall Ofsted Rating Good
 >  Quality of education Good
  >  Behaviour & Attitude Good
  >  Personal Development Outstanding
  >  Leadership & Management Good
Last Report Date 24 Jan 2024
Date Report
24 Jan 2024 School inspection:
07 Jan 2011 Interim assessment
13 May 2008 Full inspection:
06 Jun 2005 Full inspection

Strengths

  • Pupils exhibit a strong sense of community and demonstrate kindness and compassion.
  • The school has a well-developed curriculum that helps pupils build and retain knowledge.
  • Effective support for pupils with special educational needs and/or disabilities (SEND).
  • High expectations from staff lead to positive behaviour and attitudes among pupils.
  • Outstanding personal development with valuable extracurricular activities.

Areas for Improvement

  • Some curriculum changes have not been fully implemented, impacting learning in certain subjects.

How many students meet the standards

Reading, Writing & Maths School Score Percentile (local) Percentile (nationwide)
Pupils meeting the expected standard 77%
Pupils meeting a higher standard 11%

Average Scaled Score

Results are converted into scaled scores to allow accurate comparisons of performance over time even if the difficulty of the test varies over time. Scaled scores range from 80 to 120.

Subject School Percentile (local) Percentile (nationwide)
Reading 111
Maths 110

Progress Scores

A progress score is a way to measure how well a student progressed in comparison to other students of a similar starting ability. A score of zero means would mean that a student made the same progress as others that had a similar starting a ability. A positive score would mean that the student made more progress than other students of similar starting ability. The scores below are for the whole school so is the average progress score across all students.

Metric School Score Percentile (local) Percentile (nationwide)
Reading 0.5
Writing -1.9
Maths 1.1

How many students meet the standards

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Average Scaled Score

Results are converted into scaled scores to allow accurate comparisons of performance over time even if the difficulty of the test varies over time. Scaled scores range from 80 to 120.

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Progress Scores

A progress score is a way to measure how well a student progressed in comparison to other students of a similar starting ability. A score of zero means would mean that a student made the same progress as others that had a similar starting a ability. A positive score would mean that the student made more progress than other students of similar starting ability. The scores below are for the whole school so is the average progress score across all students.

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Places and pupil numbers

In 2024–25 Cassiobury Junior School had 361 pupils for 360 places. That is 1 more pupils than the school has room for.

Pupils and places

Reception intake in the “Watford West Primary” planning area

Hertfordshire counted 240 Reception pupils in this area in 2024–25 and forecasts 245 in 2029–30, up 2%.

201020112012201320142015201620172018201920212022202320242025
Places 243243243299333378405405378360360360360360360
Pupils 239244241243270301329358360357360357355356361
Unfilled 1.6%0.0%0.8%18.7%18.9%20.4%18.8%11.6%4.8%0.8%0.0%0.8%1.4%1.1%0.0%

Admissions: local authority offers data from the Department for Education. A school is oversubscribed when at least 5% of the families who put it first were not offered a place, and undersubscribed when everyone who put it first got in but 10% or more of its places were unfilled in the Department's school capacity survey (the latest survey is used for entry years it does not cover). Places: Department for Education, School capacity, from local authorities' annual survey as at 1 May. Each year is the one the school year ends in (2025 is 2024–25); the survey was not run in 2020. Places include sixth form places. Forecasts are the local authority's own for the school's planning area, an area it uses to plan places that is not the school's catchment area. The forecast starts from a head count in 2025; the dashed line is the Department's estimate of places in that area, including those the authority has firm plans for. Planned places are cumulative, and only those with firm plans are counted.

In 2024–25 pupils at Cassiobury Junior School attended 95.6% of sessions (the national figure for primary schools was 94.8%). 7.9% of pupils were persistently absent, missing at least one session in ten (nationally 13.0%).

Sessions missed

Pupils persistently absent

20142015201620172018201920212022202320242025
Authorised absence 3.3%3.2%3.3%2.7%2.9%2.8%2.2%4.5%3.8%3.9%3.5%
Unauthorised absence 0.1%0.3%0.4%0.8%0.7%1.0%0.9%1.3%1.3%1.1%0.9%
Severely absent pupils 0.7%0.0%1.2%0.0%0.3%0.5%0.8%0.0%0.0%0.0%0.3%

Source: Department for Education, Pupil absence in schools in England. Each year is the one the school year ends in (2025 is 2024/25). Persistent absence means missing 10% or more of sessions; severe absence means 50% or more. No figures were published for 2019/20.

In 2024–25, 0.3% of pupils at Cassiobury Junior School were suspended at least once (nationally 1.1%). No pupils were permanently excluded.

Pupils suspended at least once

2010201120122013201420152016201720182019202020212022202320242025
Suspensions per 100 pupils 0.00.01.77.53.31.70.60.00.00.82.20.60.30.00.30.3
Permanent exclusions 0000000000000000

Source: Department for Education, Suspensions and permanent exclusions in England. Each year is the one the school year ends in (2025 is 2024/25). A pupil can be suspended more than once, so suspensions per 100 pupils can be higher than the share of pupils suspended. Very small numbers are hidden by the DfE. Exclusion figures dropped in 2020 and 2021 because of school closures.

In 2025–26 Cassiobury Junior School had 23.5 pupils for each teacher (the national figure for primary schools was 20.7). Of its teachers in 2024–25, 11.0% were no longer at the school a year later (nationally 15.7%).

Pupils per teacher

Teachers who left the school within a year

2011201220132014201520162017201820192020202120222023202420252026
Pupils per adult 14.513.513.513.014.315.414.717.219.418.215.515.214.713.612.713.2
Teachers who left state teaching 0.0%5.8%0.0%11.3%18.9%26.8%19.9%20.7%13.5%9.9%2.7%6.3%0.0%0.0%3.9%–
Teachers who took any sick leave 64.3%46.7%7.7%52.9%52.4%66.7%32.1%55.6%66.7%–15.8%40.0%70.0%50.0%66.7%–
Sick days per teacher 3.91.74.46.51.06.72.81.61.9–1.62.05.72.37.6–

Source: Department for Education, School workforce in England. Each year is the one the school year ends in (2025 is 2024/25). Pupils per teacher counts full-time-equivalent pupils and teachers. Turnover is the share of a year's teachers (full-time equivalent) who were not at the school the following year, whether they moved to another school or left state-funded teaching. Turnover and sickness figures run one year behind the ratios. Sick leave is the share of teachers who took at least one day in the year, so it swings widely at small schools, where a few teachers can make it 0% or 100%. The national figures are for all state schools of the same type.

In 2025–26, 13.4% of pupils at Cassiobury Junior School were on SEN support (nationally 15.4%) and 2.8% had an education, health and care (EHC) plan (nationally 4.1%).

Pupils by main type of need

SEN support EHC plan
Speech, language and communication needs 19 4
Other difficulty or disability 9 0
No specialist assessment of need 7 0
Social, emotional and mental health 4 2
Autistic spectrum disorder 4 1
Specific learning difficulty 3 2
Vision impairment 2 0
Physical disability 0 1

Source: Department for Education, Special educational needs in England (the 2025–26 school census). SEN support is extra help in school without an EHC plan. National figures are for all state-funded primary schools. Counts are as published, with small numbers not hidden.

In 2025–26 Cassiobury Junior School received £6,293 and spent £6,110 for each of its 359 pupils. It ended the year with reserves of £95,000 (£263 per pupil).

Income per pupil

Spending per pupil

20192020202120222023202420252026
Revenue reserve £108,000£84,000£179,000£68,000£82,000£43,000£29,000£95,000
per pupil £301£235£501£188£230£121£80£263
In-year balance £52,000-£24,000£95,000-£111,000£14,000-£39,000-£15,000£66,000
per pupil £144-£67£265-£307£40-£107-£41£183

Source: Department for Education, Financial Benchmarking and Insights Tool. Each year is the one the financial year ends in (2024 is 2023–24).

Name Distance
Cassiobury Infant and Nursery School
Bellmount Wood Avenue, Watford, Hertfordshire, WD17 3PE
0.11 miles
Nascot Wood Junior School
Nascot Wood Road, Watford, Hertfordshire, WD17 4YS
0.54 miles
Nascot Wood Infant and Nursery School
Nascot Wood Road, Watford, Hertfordshire, WD17 4YT
0.61 miles
Lanchester Primary School
Hempstead Road, Watford, Hertfordshire, WD17 3HD
0.77 miles
Beechfield School
Gammons Lane, Watford, Hertfordshire, WD24 5TY
0.88 miles
The Orchard Primary School
Gammons Lane, Watford, Hertfordshire, WD24 5JW
1.01 miles
Holy Rood Catholic Primary School
Greenbank Road, Watford, Hertfordshire, WD17 4FS
1.06 miles
Chater Infant School
Chater Infant School, Southsea Avenue, Watford, Hertfordshire, WD18 7RD
1.07 miles
Little Green Junior School
Lincoln Drive, Croxley Green, Rickmansworth, Hertfordshire, WD3 3NJ
1.18 miles
Ascot Road Primary School
Ascot Road, Watford, Hertfordshire, WD18 8AD
1.2 miles
Chater Junior School
Addiscombe Road, Watford, Hertfordshire, WD18 0WN
1.22 miles
Watford St John's Church of England Primary School
32 Clarendon Road, Watford, Hertfordshire, WD17 1JJ
1.25 miles
Cherry Tree Primary School
Berry Avenue, Watford, Hertfordshire, WD24 6ST
1.27 miles
St Anthony's Catholic Primary School
Croxley View, Watford, Hertfordshire, WD18 6BW
1.32 miles
Parkgate Junior School
Southwold Road, Watford, Hertfordshire, WD24 7DN
1.35 miles
Malvern Way Infant and Nursery School
Malvern Way, Croxley Green, Rickmansworth, Hertfordshire, WD3 3QQ
1.37 miles
Central Primary School
Derby Road, Watford, Hertfordshire, WD17 2LX
1.51 miles
Knutsford Primary Academy
Balmoral Road, Watford, Hertfordshire, WD24 7ER
1.52 miles
Laurance Haines School
Vicarage Road, Watford, Hertfordshire, WD18 0DD
1.52 miles
Parkgate Infants' and Nursery School
Northfield Gardens, Watford, Hertfordshire, WD24 7RL
1.53 miles
Name Distance
West Herts College
Watford Campus, Hempstead Road, Watford, Hertfordshire, WD17 3EZ
0.77 miles
Watford Grammar School for Boys
Rickmansworth Road, Watford, Hertfordshire, WD18 7JF
0.89 miles
Croxley Danes School
Baldwins Lane, Croxley Green, Rickmansworth, Hertfordshire, WD3 3LR
1.06 miles
Westfield Academy
Tolpits Lane, Watford, Hertfordshire, WD18 6NS
1.39 miles
Watford Grammar School for Girls
Lady's Close, Watford, Hertfordshire, WD18 0AE
1.45 miles
Stanborough Secondary School
Stanborough Park, Watford, WD25 9JT
1.71 miles
Elderwood House School
Lumos Building, Leavesden Studios, Warner Drive, Leavesden, WD25 7LP
1.78 miles
Rickmansworth School
Scots Hill, Rickmansworth, Hertfordshire, WD3 3AQ
2.08 miles
Merchant Taylors' School
Sandy Lodge, Northwood, HA6 2HT
2.26 miles
Queens' School
Aldenham Road, Bushey, Hertfordshire, WD23 2TY
2.35 miles
The Purcell School
2.39 miles
Breakspeare School
Gallows Hill Lane, Abbots Langley, Hertfordshire, WD5 0BU
2.45 miles
Future Academies Watford
Horseshoe Lane, Garston, Watford, Hertfordshire, WD25 7HW
2.5 miles
Garston Manor School
Horseshoe Lane, Garston, Watford, Hertfordshire, WD25 7HR
2.51 miles
Royal Masonic School for Girls
Rickmansworth Park, Rickmansworth, WD3 4HF
2.57 miles
Saint Joan of Arc Catholic School
High Street, Rickmansworth, Hertfordshire, WD3 1HG
2.61 miles
The Grange Academy
London Road, Bushey, WD23 3AA
2.66 miles
Falconer School
Falconer Road, Bushey, Hertfordshire, WD23 3AT
2.69 miles
Saint Michael's Catholic High School
High Elms Lane, Garston, Watford, Hertfordshire, WD25 0SS
2.74 miles
Parmiter's School
High Elms Lane, Garston, Watford, Hertfordshire, WD25 0UU
2.87 miles

All schools in Watford · Hertfordshire local authority: places and applications

What is Cassiobury Junior School's Ofsted rating?

The latest Ofsted rating for Cassiobury Junior School is Good, from an inspection in April 2024.

When was Cassiobury Junior School last inspected by Ofsted?

Cassiobury Junior School was last inspected in April 2024.

How many pupils does Cassiobury Junior School have?

Cassiobury Junior School has 359 pupils on roll.

What age range does Cassiobury Junior School cover?

Cassiobury Junior School for pupils aged 7 to 11.

What are Cassiobury Junior School's SATs (KS2) results?

In 2025, 77% of Year 6 pupils met the expected standard in reading, writing and maths.

Where is Cassiobury Junior School?

Cassiobury Junior School is at Bellmount Wood Avenue, Watford, Hertfordshire, WD17 3PD.

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