Herschel Grammar School
Slough, Berkshire, South East · SL1 3BW
Herschel Grammar School is a mixed selective school in Slough, judged Outstanding by Ofsted across every category inspected, from quality of education to sixth form. With 1,056 pupils against a capacity of 900, it is a large school operating well over its intended size, a measure of just how sought-after places here have become. Around 40 per cent of pupils speak English as an additional language, reflecting a diverse and ambitious intake. Entry at 11 is shared through the Slough Consortium of Grammar Schools, with 150 places on offer each year.
1,056
Pupils
Outstanding
Ofsted
150
Places (PAN)
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Open in Google Maps ↗Overview & data
- Gender
- Mixed
- Type
- state grammar school
- Pupils
- 1,056
- Pupil:teacher ratio
- 18.9
- Location
- Slough, Berkshire, South East
- Website
- www.herschel.slough.sch.uk
Entrance & admissions
- Consortium
- Slough Consortium of Grammar Schools
- Exam board
- GL Assessment
- Subjects tested
- English, Maths, Non-Verbal Reasoning, Verbal Reasoning
- Places (PAN)
- 150
- Entry age
- 11
Key dates· 2027 entry
Registration opens
1 May 2026
Registration closes
5 June 2026
Exam dateNext
19 September 2026
Application deadline
31 October 2026
Offers date
1 March 2027
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Latest results
Attainment 8
75.8
National average 46.9
GCSE grade 5+ (English & Maths)
99%
National average 47%
Teaching & academics
Results sit far above the national picture: an Attainment 8 score of 75.8 against a national average of 46.9, and 99 per cent of pupils achieving grade 5 or above in English and Maths, compared with 47 per cent nationally. Ofsted rated the quality of education Outstanding, and the sixth form earned the same grade. These are the outcomes of a school that selects academically able pupils and then stretches them.
Learning support & SEN
- SEN support
- 1.23%
- EHC plans
- 0.38%
- English as additional language
- 40%
- Free school meals
- 6.4%
Ethos & heritage
- Boarding
- No
Inspection reports
- Ofsted overall
- Outstanding
- Quality of education
- Outstanding
- Behaviour & attitudes
- Outstanding
- Last inspected
- 21 May 2024
The last word
A consistently Outstanding grammar with results among the strongest you will find, drawing far more families than its capacity allows. Strong preparation for the GL-assessed consortium exam is essential.
The Passmate verdict
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Herschel Grammar School 11+: frequently asked questions
Where is Herschel Grammar School located?
Herschel Grammar School is located at Northampton Avenue, Slough, SL1 3BW.
What type of school is Herschel Grammar School?
Herschel Grammar School is a state grammar school in South East.
What subjects does Herschel Grammar School test in the 11+?
Herschel Grammar School tests English, Maths, Non-Verbal Reasoning and Verbal Reasoning at 11+.
Which exam board does Herschel Grammar School use for the 11+?
Herschel Grammar School's 11+ uses GL Assessment.
When is the Herschel Grammar School 11+ exam?
For the 2027 entry, the Herschel Grammar School 11+ exam is on 19 September 2026.
How do I apply to Herschel Grammar School?
For 2027 entry, registration opens on 1 May 2026, registration closes on 5 June 2026 and the application deadline is 31 October 2026.
When are Herschel Grammar School 11+ offers released?
For 2027 entry, Herschel Grammar School releases offers on 1 March 2027.
Which consortium does Herschel Grammar School belong to?
Herschel Grammar School is part of the Slough Consortium of Grammar Schools consortium.
How many places does Herschel Grammar School offer?
Herschel Grammar School has a published admission number of 150 places.
How many pupils attend Herschel Grammar School?
Herschel Grammar School has approximately 1,056 pupils on roll.
What is Herschel Grammar School's Ofsted rating?
Herschel Grammar School was rated "Outstanding" by Ofsted at its inspection on 21 May 2024.
Compiled from public data. Last checked June 2026.