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John Mason School

Secondary Ages 11-18 927 pupils Abingdon
Ofsted: Good
All schools in Abingdon

John Mason School is an academy converter in Abingdon for pupils aged 11 to 18. It has 927 pupils on roll. The latest Ofsted rating for John Mason School is Good, from an inspection in February 2025. In 2026 its average Attainment 8 score was 44.9, and 44% of pupils achieved grade 5 or above in both English and maths GCSE. Attendance is a concern: pupils missed 13.5% of sessions in 2024/25 (the national figure for secondary schools is 8.4%), and 31% of pupils were persistently absent.

Ofsted inspection: February 2025. GCSE results: 2026. A-level results: 2025.

Type Secondary / Academy converter
Age Range 11-18
Religion Does not apply
Address Wootton Road
Abingdon
Oxfordshire
OX14 1JB
Phone 01235524664
Reference Number 140580

General Makeup

Number of pupils 927
Boy/Girl ratio Boys: 55.23%
Girls: 44.77%
Percentage of students eligible for free school meals 14%
Percentage of students where English is not their first language 17.6%

Class Sizes

Average size of one teacher classes 22.8

Year Groups

Year Boys Girls Total
7 64 64 128
8 96 71 167
9 101 72 173
10 90 77 167
11 102 77 179
12 36 27 63
13 23 27 50

Ethnicities

Ethnicity Percentage
White, British 67.7%
White, Other 8.1%
African 4.4%
Asian, Other 2.6%
Mixed, Other 2.2%
White & Asian 2%
Unclassified 2%
Indian 1.9%
Pakistani 1.7%
White & Black (Caribbean) 1.1%
Chinese 1.1%
White & Black (African) 0.9%
Caribbean 0.3%

John Mason School has been found to have some areas of performance that may not be as strong as in the past, particularly concerning the achievement of disadvantaged pupils and those with special educational needs and/or disabilities (SEND). While the school's leadership has been restructured to address these challenges, barriers affecting these groups are not being consistently tackled, leading to concerns about their overall academic success. The school is noted for its positive environment and strong personal development programs, but it is clear that there is a need for improvements in teaching consistency and addressing behavior effectively to enhance student outcomes.

Overall Ofsted Rating Good
Last Report Date 10 Dec 2024
Date Report
10 Dec 2024 School inspection
21 May 2019 Full inspection:
31 Jan 2017 Full inspection:
06 Feb 2014 Academy conversion letter
16 Nov 2011 Full inspection:
Previously as John Mason School
09 Nov 2010 Curriculum and development visit
28 Jan 2009 Full inspection:
16 Sep 2008 Monitoring visit
22 Jan 2008 Full inspection:
11 Oct 2006 Curriculum and development visit
15 Sep 2003 Full inspection

Strengths

  • Pupils enjoy a range of enrichment activities and take pride in their performances.
  • There are positive relationships between staff and pupils, creating a caring environment.
  • Personal development programs are well designed, helping students understand health and safety.
  • Sixth-form students perform better than the rest of the school due to effective support.

Areas for Improvement

  • Too many pupils, particularly disadvantaged and those with SEND, do not achieve as well as they should.
  • Inconsistent checking of pupils' understanding leads to unresolved misconceptions.
  • High suspension rates indicate issues with behavior management.
  • Attendance rates, especially for disadvantaged pupils, remain persistently low.

Attainment 8 Score

Attaimenment 8 is a measure of a pupil's average grade across a set of 8 subjects. The 8 subjects which make up Attainment 8 are:

  • English
  • Maths
  • 3 subjects from qualifications that count towards the English Baccalaureate (EBacc), like sciences, language and history
  • 3 more GCSE qualifications (including EBacc subjects) or technical awards from a list approved by the Department for Education

Each grade a pupil gets is assigned a point score from 9 (the highest) to 1 (the lowest). These scores are added up, with English and maths counted twice.

School Score Percentile (local) Percentile (nationwide)
44.9

GCSE Results

Metric School Score Percentile (local) Percentile (nationwide)
Grade 5 or above in English and maths 43.8%
5 or more GCSEs at grade 9-4 (or A-C) 62.9%

Attainment 8 Score

Attaimenment 8 is a measure of a pupil's average grade across a set of 8 subjects. The 8 subjects which make up Attainment 8 are:

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GCSE Results

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Grades

School Local Nationwide
Average Grade C B- C+
Average Grade (best 3) C B- C+
Percentage Percentile (local) Percentile (nationwide)
Students getting AAB or better 10.1%
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Year 7 admissions, 2026 entry

Number of Applications Number of Offers
First Preference
Second Preference 147 48
Third Preference 143 18
From another Local Authority 0 0

Previous years

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Places and pupil numbers

In 2024–25 John Mason School had 989 pupils for 1,051 places. 62 places (5.9%) were unfilled.

Pupils and places

Year 7 intake in the “Abingdon Secondary” planning area

Oxfordshire counted 618 Year 7 pupils in this area in 2024–25 and forecasts 522 in 2031–32, down 16%.

20142015201620172018201920212022202320242025
Places 1,0401,0401,0401,0401,0401,0401,0401,0401,0401,0401,051
Pupils 8919489519599679541,0661,0501,0271,033989
Unfilled 14.3%8.8%8.6%7.8%7.0%8.3%0.0%0.0%1.2%0.7%5.9%

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 John Mason School attended 86.5% of sessions (the national figure for secondary schools was 91.6%). 31.3% of pupils were persistently absent, missing at least one session in ten (nationally 23.4%).

Sessions missed

Pupils persistently absent

2015201620172018201920212022202320242025
Authorised absence 4.7%4.7%4.4%4.2%4.3%3.6%7.8%7.3%7.3%6.8%
Unauthorised absence 1.3%1.1%1.5%1.4%1.9%1.4%2.5%3.4%4.2%6.8%
Severely absent pupils 1.2%0.7%1.5%1.4%1.5%1.2%2.4%4.1%6.0%9.8%

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, 10.4% of pupils at John Mason School were suspended at least once (nationally 7.3%). No pupils were permanently excluded.

Pupils suspended at least once

20152016201720182019202020212022202320242025
Suspensions per 100 pupils 9.314.59.98.46.55.75.315.422.737.343.4
Permanent exclusions 11001000000

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 John Mason School had 17.2 pupils for each teacher (the national figure for secondary schools was 16.7). Of its teachers in 2024–25, 19.4% were no longer at the school a year later (nationally 14.1%).

Pupils per teacher

Teachers who left the school within a year

201520162017201820192020202120222023202420252026
Pupils per adult 13.712.812.812.912.713.314.213.713.914.213.212.1
Teachers who left state teaching 23.0%12.1%19.8%15.1%5.7%12.3%7.2%10.9%13.0%19.6%9.4%–
Teachers who took any sick leave 3.2%0.0%0.0%0.0%0.0%–1.6%85.5%65.7%59.7%65.2%–
Sick days per teacher 0.10.00.00.00.0–0.08.25.35.04.0–

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, 15.3% of pupils at John Mason School were on SEN support (nationally 14.1%) and 4.2% had an education, health and care (EHC) plan (nationally 3.5%).

Pupils by main type of need

SEN support EHC plan
Other difficulty or disability 42 18
Specific learning difficulty 37 5
Social, emotional and mental health 32 8
Autistic spectrum disorder 11 5
Moderate learning difficulty 5 1
Physical disability 4 0
Speech, language and communication needs 2 2
Multi-sensory impairment 3 0
Hearing impairment 2 0
No specialist assessment of need 2 0
Vision impairment 2 0

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 secondary schools. Counts are as published, with small numbers not hidden.

In 2024–25 John Mason School received £7,772 and spent £7,804 for each of its 995 pupils. It ended the year with reserves of £542,000 (£545 per pupil).

Across all 4 schools of Alt Trust, income was £7,246 and spending £7,312 per pupil.

Income per pupil

Spending per pupil

2019202020212022202320242025
Revenue reserve £87,000£214,000£346,000£544,000£615,000£619,000£542,000
per pupil £91£213£327£515£596£593£545
In-year balance £115,000-£190,000£9,000£625,000£527,000£44,000-£32,000
per pupil £120-£189£9£592£511£42-£32

Source: Department for Education, Financial Benchmarking and Insights Tool. Each year is the one the financial year ends in (2024 is 2023–24). Academy figures include a share of the trust's central services, shared out by pupil numbers, and are rounded to the nearest £1,000. Premises costs were defined differently from 2024, so compare them across that gap with care.

Name Distance
St Nicolas Church of England Primary School, Abingdon
Boxhill Walk, Abingdon, Oxfordshire, OX14 1HB
0.18 miles
Carswell Community Primary School
Bostock Road, Carswell Primary School, Abingdon, Oxfordshire, OX14 1DP
0.45 miles
Dunmore Primary School
Northcourt Road, Abingdon, Oxfordshire, OX14 1NR
0.47 miles
The Manor Preparatory School
Faringdon Road, Abingdon, OX13 6LN
0.56 miles
St Edmund's Catholic Primary School
Radley Road, Abingdon, Oxfordshire, OX14 3PP
0.69 miles
Rush Common School
Hendred Way, Abingdon, Oxfordshire, OX14 2AW
0.83 miles
Caldecott Primary School
Caldecott Road, Abingdon, Oxfordshire, OX14 5HB
0.85 miles
Thomas Reade Primary School
Thomas Reade Primary School, Radley Road, Abingdon, Oxfordshire, OX14 3RR
0.9 miles
Long Furlong Primary School
Boulter Drive, Boulter Drive, Abingdon, Oxfordshire, OX14 1XP
0.91 miles
Thameside Primary School
Cotman Close, Abingdon, Oxfordshire, OX14 5NL
1.06 miles
Sunningwell Church of England Primary School
Dark Lane, Sunningwell, Sunningwell C of E Primary, Dark Lane, Oxon, Oxfordshire, OX13 6RE
1.68 miles
Radley Church of England Primary School
Church Road, Radley, Abingdon, Oxfordshire, OX14 3QF
2.09 miles
Marcham Church of England (Voluntary Controlled) Primary School
Morland Road, Marcham, Abingdon, Oxfordshire, OX13 6PY
2.25 miles
Drayton Community Primary School
Hilliat Fields, Drayton, Abingdon, Oxfordshire, OX14 4JF
2.27 miles
Dry Sandford Primary School
Lashford Lane, Dry Sandford, Abingdon, Oxfordshire, OX13 6EE
2.29 miles
Chandlings Prep
Bagley Wood Road, Oxford, OX1 5ND
2.31 miles
Wootton St Peter's Church of England Primary School
Wootton Village, Boars Hill, Oxford, Oxfordshire, OX1 5HP
2.67 miles
St Swithun's CofE Primary School
Grundy Crescent, Kennington, Oxford, Oxfordshire, OX1 5PS
3.12 miles
Sutton Courtenay Church of England Primary School
Bradstocks Way, Sutton Courtenay, Abingdon, Oxfordshire, OX14 4DA
3.26 miles
Clifton Hampden Church of England Primary School
High Street, Clifton Hampden, Abingdon, Oxfordshire, OX14 3EE
3.59 miles
Name Distance
Abingdon School
Park Road, Abingdon, OX14 1DE
0.25 miles
Abingdon and Witney College
Wootton Road, Abingdon, Oxfordshire, OX14 1GG
0.28 miles
St Helen and St Katharine
Faringdon Road, Abingdon, OX14 1BE
0.35 miles
Fitzharrys School
Northcourt Road, Abingdon, Oxfordshire, OX14 1NP
0.39 miles
Larkmead School
Faringdon Road, Abingdon, Oxfordshire, OX14 1RF
0.52 miles
The Unicorn School
20 Marcham Road, Abingdon, Oxfordshire, OX14 1AA
0.59 miles
Kingfisher School
Radley Road, Abingdon, Oxfordshire, OX14 3RR
0.86 miles
Europa School UK
Thame Lane, Culham, Abingdon, Oxfordshire, OX14 3DZ
1.92 miles
Radley College
2 miles
Cothill House
Cothill, Abingdon, OX13 6JL
2.15 miles
The Oxford Academy
Sandy Lane West, Littlemore, Oxford, Oxfordshire, OX4 6JZ
4.4 miles
Orion Academy
Knights Road, Blackbird Leys, Oxford, Oxfordshire, OX4 6DQ
4.48 miles
The Iffley Academy
Iffley Turn, Oxford, Oxfordshire, OX4 4DU
4.51 miles
Matthew Arnold School
Arnolds Way, Oxford, Oxfordshire, OX2 9JE
4.61 miles
Greyfriars Catholic School
Cricket Road, Cowley, Greyfriars Catholic School, Oxford, Oxfordshire, OX4 3DR
4.97 miles
Aureus School
Candytuft Way, Great Western Park, Didcot, Oxfordshire, OX11 6FF
4.98 miles
Oxfordshire Hospital School
61-63 Cuddesdon Way, Blackbird Leys, Oxford, Oxfordshire, OX4 6SB
4.99 miles

All schools in Abingdon · Oxfordshire local authority: places and applications

John Mason School is part of Alt Trust, which runs 4 schools. The nearest others:

What is John Mason School's Ofsted rating?

The latest Ofsted rating for John Mason School is Good, from an inspection in February 2025.

When was John Mason School last inspected by Ofsted?

John Mason School was last inspected in February 2025.

How many pupils does John Mason School have?

John Mason School has 927 pupils on roll.

What age range does John Mason School cover?

John Mason School for pupils aged 11 to 18.

What are John Mason School's GCSE results?

In 2026 its average Attainment 8 score was 44.9, and 44% of pupils achieved grade 5 or above in both English and maths GCSE.

Where is John Mason School?

John Mason School is at Wootton Road, Abingdon, Oxfordshire, OX14 1JB.

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