The Marlborough Science Academy

A good academy converter school in Hertfordshire. Explore Ofsted ratings, admissions information, and performance data for The Marlborough Science Academy.

St Albans, AL12QA Ofsted: Good Age 11-18 Mixed intake
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Performance Score

Overall school rating

58

/ 100

Secondary with Sixth Form weighted harmonic mean of 5 indicators

Indicators used for Secondary with Sixth Form schools

Progress 8 score
52.1
/ 100 normalized
Weight: 20.0%
Raw: -0.1
English & Maths grade 4+ %
57.3
/ 100 normalized
Weight: 20.0%
Raw: 65.4%
Continue in education or training
49.9
/ 100 normalized
Weight: 20.0%
Raw: 56.0%
Sustained employment
61.3
/ 100 normalized
Weight: 20.0%
Raw: 30.0%
Ofsted inspection outcome
75.0
/ 100 normalized
Weight: 20.0%
Raw: Good

How we weight each phase

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Primary schools

  • KS2 pupils meeting expected standard 40.0%
  • KS2 pupils exceeding expected standard 30.0%
  • Ofsted inspection outcome 30.0%

Secondary schools

  • Progress 8 score 40.0%
  • English & Maths grade 4+ % 30.0%
  • Ofsted inspection outcome 30.0%

All-through schools

  • Progress 8 score 25.0%
  • English & Maths grade 4+ % 20.0%
  • KS2 pupils meeting expected standard 20.0%
  • KS2 pupils exceeding expected standard 15.0%
  • Ofsted inspection outcome 20.0%

Secondary with Sixth Form schools

  • Progress 8 score 20.0%
  • English & Maths grade 4+ % 20.0%
  • Continue in education or training 20.0%
  • Sustained employment 20.0%
  • Ofsted inspection outcome 20.0%

Sixth Form Only schools

  • Continue in education or training 40.0%
  • Sustained employment 30.0%
  • Ofsted inspection outcome 30.0%

Special schools

  • Ofsted inspection outcome 100.0%

Alternative Provision schools

  • Ofsted inspection outcome 100.0%

Independent schools

  • Ofsted inspection outcome 100.0%

Ofsted Inspection

Official inspection outcomes

Good
Overall effectiveness
Good
Last inspected
29 November 2023
Previous grade
Good
Quality of education
Good
Behaviour & attitudes
Outstanding
Personal development
Outstanding
Leadership & management
Outstanding
Safeguarding
Effective

Source: Ofsted inspection outcomes. Grades: Outstanding, Good, Requires Improvement, Inadequate.

Contact Information

How to reach this school

Source: GIAS
Address
Watling Street
St Albans, AL12QA

Location

Find the school on the map

Source: Geocoding

School Information

Basic details and characteristics

Source: GIAS
URN
138042
Type
Academy converter
Phase
Secondary with Sixth Form
Address
Watling Street, St Albans, AL1 2QA
Age range
11-18
Gender
Mixed
School status
Open
Trust/MAT
THE MARLBOROUGH SCIENCE ACADEMY LIMITED
Capacity
1,250 pupils
Setting
Urban: Nearer to a major town or city
Sixth Form
Yes
Nursery
No

School Performance Data

Official government statistics

Source: DfE

School Demographics

Total Pupils
1,319
Free School Meals
20.5% (270 pupils)
Special Educational Needs
2.2% (29 pupils)

Daily Attendance

Attendance Rate
90.3%
Good
Persistent Absence
35.5%
Missing 10%+ of school days

Real Success Rates

What happens to students after they leave this school

Continue Education
56.0%
University, college, or sixth form
Enter Employment
30.0%
Full or part-time jobs
Start Apprenticeships
4.0%
Learning while earning
Not in Education or Work
7.0%
NEET - needs support

Sixth Form University Progression

Where sixth form students go after graduation

University Progression
54%
Quality: Good
Sixth Form Size
102 students
Per cohort
Apprenticeships
4.0%

Key Performance Indicators

English & Maths Grade 5+:
65.4 (+13.4 vs average)

Calculated Fields

Derived insights and analysis

Source: Calculated

Class Size Information

Average Class Size
82 pupils
Large Classes
Pupils per Year Group
165
Average across all year groups
Total School Size
1,319 pupils
11-18

Subjects This School Excels At

Subjects where students perform significantly above national average

Art & Design (Fine Art) (GCE A level)
(12 students)
D&T Product Design (GCE A level)
(8 students)
Geography (GCE A level)
(12 students)
Chemistry (GCE A level)
(12 students)
Sports Studies (BTEC National Extended Certificate L3 - Band F - P-D*)
(9 students)

Strong performance in 5 subjects

From the School Website

Information extracted from the school's own website

Source: School Website

Ethos & Values

Courage Endeavour Dignity Compassion Kindness

Head Teacher's Message

Welcome to Marlborough. The Headteacher, Ms A Thomson, welcomes visitors and describes Marlborough as a thriving learning community with dedicated staff, strong leadership, and students who embrace their learning opportunities.

Facilities

Conference Room Sports Hall Marlborough Suite (Dance/Drama Studio) Swimming Pool Gymnasium Da Vinci Hall Pascal Hall Hard Play Area (7 tennis courts, 4 netball, basketball) School Playing Field

Wraparound Care

Breakfast Club: Yes

Breakfast Club for targeted students; no further wraparound care information available on the site.

Admissions Criteria

To apply for Year 7 entry in September 2026, you must apply via Hertfordshire County Council's Common Application Form by 31 October 2025. If applying under rule 2 or rule 4 of our Admissions Policy, please also complete online Supplementary Information Form (SIF) below by 31 October 2025. If you are not applying under either rule, completing the SIF is not compulsory and has no bearing on whether you are offered a place, but it helps with our record keeping.

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