School 13+
Marlborough College: 13+ entrance exam
Co-educational independent school in Wiltshire.
Marlborough College · Co-educational independent school · WiltshireAdmissions (the school’s website)
Sources checked 22 September 2026; the school’s admissions page is the final word.
13+ For Year 9
The 13+ entrance test
Marlborough College’s 13+ entrance test is built on the ISEB Common Pre-Test, taken online and on paper. It tests maths, English, verbal reasoning, non-verbal reasoning and a piece of writing.
Who sits it. Children in Year 6, for a place in Year 9 in September 2028: the date is not yet published.
Places: not published on the pages read.
When it is sat
September 2024
For Year 9 in September 2027, sat in Year 6. Registration closes 9 October 2024. Source
ISEB Pre-Test window September to December of Year 6 (autumn 2024 for 2027 entry); assessment day at the College in January of Year 6. Registration closes 9 October of Year 6. A smaller cohort is assessed in Year 7.Not yet published
For Year 9 in September 2028, sat in Year 6. The date is not on the pages read. Source
Same cycle expected in Year 6 (autumn 2025); no dated timetable on the page.
What the school says
- Who sets it
- ISEB Common Pre-Test. Source
- How it is taken Inferred
- Online and on paper. Source
The ISEB Pre-Test is online; the assessment day writing task is at the College. - What it tests
- Maths, English, verbal reasoning, non-verbal reasoning and a piece of writing. Source
- The papers
- Not found on the pages read: how long it is, how many papers and what kind of questions. Source
ISEB Pre-Test components are set by ISEB; the College publishes no paper list. - How places are decided
- The test and an interview. Three elements: ISEB Pre-Test, school reference, assessment day performance. Offers at the end of the Lent Term of Year 6. Source
- Practice and familiarisation
- Nothing found on the pages read. Source
- Interview
- Yes. Source
- What has changed Inferred
- Quest Assessments publishes a co-branded Marlborough College 13+ assessment (English 30, VR 10, maths 20, NVR 10 minutes, computer-based), while the College’s own 13+ page still names the ISEB Pre-tests. A move from the ISEB Pre-Test to Quest may be under way; not confirmed by the College. Source Source
How Remelia helps with the 13+
What Remelia practises for every ISEB Pre-Test plan, part by part, is on one page. Remelia for ISEB Pre-Test maths, English and reasoning tests
Particular to this test
Maths
The Key Stage 2 objectives for Years 3 to 5, in the order your child’s school teaches them, counted towards the exam.
English
Grammar, punctuation, spelling and vocabulary questions most days, Years 3 to 5, counted towards the exam.
The last fortnight
The plan works to September of Year 6; until the school publishes the day for your child’s year, that date is an estimate.
Sources
Where every line comes from.
- 13+ Entry, Marlborough College checked 22 September 2026
The page’s words
“Assessment will be based on three key elements: 1. The ISEB Pre-tests – taken at your child’s current school between September to December of Year 6 (Year 7). 2. A reference from your child’s current school ... 3. Your child’s performance on assessment day . This will take place at the College in the January of Year 6 (or February of Year 7). ... There will be a short writing task, some informal and enjoyable interactive group activities and an interview.”
- Guidance for the Marlborough College Quest assessment, Quest Assessments checked 22 September 2026
The page’s words
“13+ entry 4 subjects over 70 minutes: English (30 minutes) Verbal Reasoning (10 minutes) Maths (20 minutes) Non-Verbal Reasoning (10 minutes)”
Remelia is not affiliated with Marlborough College or the test providers. All schools and exams
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