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The Marlborough Science Academy

Secondary Ages 11-18 1,337 pupils St Albans
Ofsted: Good
All schools in St Albans

The Marlborough Science Academy is an academy converter in St Albans for pupils aged 11 to 18. It has 1,337 pupils on roll. The latest Ofsted rating for The Marlborough Science Academy is Good, from an inspection in January 2024. In 2026 its average Attainment 8 score was 42.6, and 29% of pupils achieved grade 5 or above in both English and maths GCSE.

Ofsted inspection: January 2024. GCSE results: 2026. A-level results: 2025.

Type Secondary / Academy converter
Age Range 11-18
Religion Unknown
Address Watling Street
St Albans
Hertfordshire
AL1 2QA
Phone 01727856874
Reference Number 138042

General Makeup

Number of pupils 1337
Boy/Girl ratio Boys: 53.33%
Girls: 46.67%
Percentage of students eligible for free school meals 21.2%
Percentage of students where English is not their first language 8.5%

Class Sizes

Average size of one teacher classes 21.6

Year Groups

Year Boys Girls Total
7 125 115 240
8 127 108 235
9 133 107 240
10 111 103 214
11 106 79 185
12 53 63 116
13 58 49 107

Ethnicities

Ethnicity Percentage
White, British 64.2%
White, Other 9.1%
White & Asian 3.4%
White & Black (Caribbean) 3%
Indian 2.6%
Mixed, Other 2.6%
Asian, Other 1.9%
White & Black (African) 1.5%
Pakistani 1.3%
Unclassified 1%
African 0.9%
Chinese 0.7%
Caribbean 0.3%
Irish 0.1%

The Marlborough Science Academy has been rated as good overall, with some outstanding features, particularly in behavior, attitudes, personal development, leadership, and management. The school has established a supportive environment where pupils feel safe, respected, and engaged in their learning. The curriculum is ambitious and caters well to the needs of all students, including those with special educational needs and/or disabilities (SEND). Almost all students in the sixth form progress to further education or employment, indicating effective preparation for their future.

Overall Ofsted Rating Good
 >  Quality of education Good
  >  Behaviour & Attitude Outstanding
  >  Personal Development Outstanding
  >  Leadership & Management Outstanding
  >  Sixth Form Provision Outstanding
Last Report Date 29 Nov 2023
Date Report
29 Nov 2023 School inspection:
08 Feb 2018 Short inspection
27 Mar 2014 Full inspection:
04 Sep 2012 Academy conversion letter
07 Dec 2011 Full inspection:
Previously as Marlborough School
26 Jan 2010 Curriculum and development visit
22 Jan 2009 Full inspection:
25 Jan 2006 Full inspection:
22 Jan 2001 Full inspection

Strengths

  • Pupils exhibit exemplary behavior and positive attitudes towards learning.
  • Strong relationships exist between staff and pupils fostering a supportive school environment.
  • The curriculum is well-designed and ambitious, enabling pupils to build on prior knowledge.
  • Staff are skilled in identifying and addressing gaps in pupils' learning.
  • Pupils have many opportunities to develop leadership skills and take on responsibilities.
  • High-quality extra-curricular activities are offered, enhancing pupils' development.
  • Outstanding support provided for pupils' personal development and well-being.

Areas for Improvement

  • In a few instances, some teachers do not check pupils' understanding well enough before presenting new knowledge.

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)
42.6

GCSE Results

Metric School Score Percentile (local) Percentile (nationwide)
Grade 5 or above in English and maths 29%
5 or more GCSEs at grade 9-4 (or A-C) 47.8%

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 7.1%
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Year 7 admissions, 2026 entry

Number of Applications Number of Offers
First Preference
Second Preference 151 45
Third Preference 144 18
From another Local Authority 1 1

Previous years

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Places and pupil numbers

In 2024–25 The Marlborough Science Academy had 1,327 pupils for 1,308 places. That is 19 more pupils than the school has room for.

Pupils and places

Year 7 intake in the “St Albans Secondary” planning area

Hertfordshire counted 1,772 Year 7 pupils in this area in 2024–25 and forecasts 1,540 in 2031–32, down 13%.

2012201320142015201620172018201920212022202320242025
Places 1,3251,3251,2501,2501,2501,2501,2501,3081,3081,3081,3081,3081,308
Pupils 1,1781,1781,1161,1241,1311,1351,1531,2221,2801,2761,2781,3091,327
Unfilled 11.1%11.1%10.7%10.1%9.5%9.2%7.8%6.6%2.1%2.4%2.3%0.0%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 The Marlborough Science Academy attended 90.2% of sessions (the national figure for secondary schools was 91.6%). 30.1% of pupils were persistently absent, missing at least one session in ten (nationally 23.4%).

Sessions missed

Pupils persistently absent

20142015201620172018201920212022202320242025
Authorised absence 4.4%4.8%4.7%4.6%5.7%5.9%4.6%8.1%7.2%7.3%7.7%
Unauthorised absence 1.5%1.2%1.2%0.6%0.8%0.7%0.7%1.3%2.2%2.4%2.1%
Severely absent pupils 0.9%0.9%1.1%1.0%1.1%0.4%0.6%1.7%2.4%2.2%3.0%

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, 4.0% of pupils at The Marlborough Science Academy were suspended at least once (nationally 7.3%). One pupil was permanently excluded.

Pupils suspended at least once

2013201420152016201720182019202020212022202320242025
Suspensions per 100 pupils 6.05.56.36.49.66.87.23.13.96.98.57.17.0
Permanent exclusions 0011121000211

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 The Marlborough Science Academy had 16.4 pupils for each teacher (the national figure for secondary schools was 16.7). Of its teachers in 2024–25, 21.2% were no longer at the school a year later (nationally 14.1%).

Pupils per teacher

Teachers who left the school within a year

20132014201520162017201820192020202120222023202420252026
Pupils per adult 11.19.910.611.211.911.813.212.411.312.213.811.813.512.3
Teachers who left state teaching 9.7%8.9%17.0%15.0%8.5%12.3%11.5%2.3%11.0%10.5%7.8%16.9%15.6%–
Teachers who took any sick leave 67.7%70.7%68.9%53.4%49.4%63.3%58.5%–39.1%78.0%70.8%69.1%73.6%–
Sick days per teacher 3.06.15.83.62.72.74.9–2.27.75.46.65.3–

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, 15.7% of pupils at The Marlborough Science Academy were on SEN support (nationally 14.1%) and 3.2% had an education, health and care (EHC) plan (nationally 3.5%).

Pupils by main type of need

SEN support EHC plan
Social, emotional and mental health 51 11
Specific learning difficulty 49 6
Autistic spectrum disorder 37 14
No specialist assessment of need 27 0
Speech, language and communication needs 16 5
Moderate learning difficulty 9 3
Other difficulty or disability 9 1
Hearing impairment 6 0
Vision impairment 3 3
Physical disability 3 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 The Marlborough Science Academy received £8,104 and spent £7,924 for each of its 1,335 pupils. It ended the year with reserves of £987,000 (£739 per pupil).

Income per pupil

Spending per pupil

2019202020212022202320242025
Revenue reserve £219,000£161,000£485,000£697,000£951,000£831,000£987,000
per pupil £178£127£378£544£737£630£739
In-year balance -£183,000-£275,000£56,000-£276,000£193,000-£89,000£241,000
per pupil -£149-£217£44-£215£150-£67£181

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 Adrian Roman Catholic Primary School
Watling View, St Albans, Hertfordshire, AL1 2PB
0.24 miles
Mandeville Primary School
Mandeville Drive, St Albans, Hertfordshire, AL1 2LE
0.4 miles
Killigrew Primary and Nursery School
West Avenue, St Albans, Hertfordshire, AL2 3HD
0.52 miles
Prae Wood Primary School
King Harry Lane, St Albans, Hertfordshire, AL3 4HZ
0.64 miles
The Abbey Church of England Voluntary Aided Primary School, St Albans
Grove Road, St Albans, Hertfordshire, AL1 1DQ
0.7 miles
St Peter's School
Cottonmill Lane, St Albans, Hertfordshire, AL1 1HL
0.82 miles
St Michael's Church of England Voluntary Aided Primary School, St Albans
St Michael's Street, St Albans, Hertfordshire, AL3 4SJ
1.05 miles
Muriel Green Nursery School
Church Crescent, St Albans, AL3 5JB
1.17 miles
Aboyne Lodge Junior Mixed and Infant School
Etna Road, St Albans, Hertfordshire, AL3 5NL
1.23 miles
How Wood Primary and Nursery School
Spooners Drive, Park Street, St Albans, Hertfordshire, AL2 2HU
1.27 miles
Alban City School
7 Hatfield Road, St Albans, Hertfordshire, AL1 3RR
1.28 miles
Park Street Church of England Voluntary Aided Primary School
Branch Road, Park Street, St Albans, Hertfordshire, AL2 2LX
1.34 miles
Maple Primary School
Hall Place Gardens, Maple Primary School, St Albans, Hertfordshire, AL1 3SW
1.41 miles
St Alban & St Stephen Catholic Primary School & Nursery
St Alban & St Stephen Catholic Primary School, Cecil Road, St Albans, Hertfordshire, AL1 5EG
1.48 miles
Cunningham Hill Junior School
Cell Barnes Lane, St Albans, Hertfordshire, AL1 5QJ
1.54 miles
Cunningham Hill Infant School
Cell Barnes Lane, St Albans, Hertfordshire, AL1 5QJ
1.54 miles
Fleetville Junior School
228 Hatfield Road, St Albans, Hertfordshire, AL1 4LW
1.73 miles
Windermere Primary School
Windermere Avenue, St. Albans, Hertfordshire, AL1 5QP
1.8 miles
Camp Primary and Nursery School
Camp Road, St Albans, Hertfordshire, AL1 5PG
1.8 miles
Garden Fields Junior Mixed and Infant School
Townsend Drive, St Albans, Hertfordshire, AL3 5RL
1.86 miles
Name Distance
St Columba's College
King Harry Lane, St Albans, AL3 4AW
0.34 miles
Watling View School
Watling View, St Albans, Hertfordshire, AL1 2NU
0.4 miles
St Albans School
Abbey Gateway, St Albans, AL3 4HB
0.88 miles
St Albans Independent College
69 London Road, St Albans, Hertfordshire, AL1 1LN
0.99 miles
Loreto College
Hatfield Road, St Albans, Hertfordshire, AL1 3RQ
1.31 miles
St Albans High School for Girls
1.47 miles
Samuel Ryder Academy
Drakes Drive, St Albans, Hertfordshire, AL1 5AR
1.64 miles
Seva Education St Albans
Hazel Road, Park Street, St Albans, AL2 2AH
1.67 miles
Verulam School
Brampton Road, St Albans, Hertfordshire, AL1 4PR
1.84 miles
Batchwood School
Townsend Drive, St Albans, Hertfordshire, AL3 5RP
1.9 miles
Heathlands School
Heathlands Drive, St Albans, Hertfordshire, AL3 5AY
1.91 miles
St Albans Girls' School
Sandridgebury Lane, St Albans, Hertfordshire, AL3 6DB
2.31 miles
Beaumont School
Austen Way, St Albans, Hertfordshire, AL4 0XB
2.43 miles
Townsend Church of England School
High Oaks, St Albans, Hertfordshire, AL3 6DR
2.46 miles
Nicholas Breakspear Catholic School
Colney Heath Lane, St Albans, Hertfordshire, AL4 0TT
2.66 miles
Sandringham School
The Ridgeway, St Albans, Hertfordshire, AL4 9NX
2.85 miles
Oaklands College
Oaklands Campus, Hatfield Road, St Albans, Hertfordshire, AL4 0JA
2.86 miles
Parmiter's School
High Elms Lane, Garston, Watford, Hertfordshire, WD25 0UU
2.98 miles
Saint Michael's Catholic High School
High Elms Lane, Garston, Watford, Hertfordshire, WD25 0SS
3.11 miles
Radlett Lodge School
Harper Lane, Radlett, Hertfordshire, WD7 9HW
3.18 miles

All schools in St Albans · Hertfordshire local authority: places and applications

What is The Marlborough Science Academy's Ofsted rating?

The latest Ofsted rating for The Marlborough Science Academy is Good, from an inspection in January 2024.

When was The Marlborough Science Academy last inspected by Ofsted?

The Marlborough Science Academy was last inspected in January 2024.

How many pupils does The Marlborough Science Academy have?

The Marlborough Science Academy has 1,337 pupils on roll.

What age range does The Marlborough Science Academy cover?

The Marlborough Science Academy for pupils aged 11 to 18.

What are The Marlborough Science Academy's GCSE results?

In 2026 its average Attainment 8 score was 42.6, and 29% of pupils achieved grade 5 or above in both English and maths GCSE.

Where is The Marlborough Science Academy?

The Marlborough Science Academy is at Watling Street, St Albans, Hertfordshire, AL1 2QA.

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