Grimsdyke School

State-Funded School

grimsdyke-school-harrow-london

LondonRegion

HarrowLocal Authority

Ruislip, Northwood and PinnerConstituency

HA5 4QEPostcode

9.8

Academic Performance

Ofsted

About the School

Grimsdyke School is a state-funded primary for pupils aged 4–11, located in Harrow, London.

The school is rated Outstanding by Ofsted. It currently serves 625 pupils.

Ofsted Rating

Safeguarding effective

Yes

Rating last maintained

2023

Subject Areas

Leadership &management

Outstanding

Quality ofeducation

Outstanding

Personaldevelopment

Outstanding

Behaviour &attitudes

Outstanding

Early yearsprovision

Outstanding

Academic Performance

Well above average

Ranked against primary schools in England · 2023-24

Reading, writing & maths: 81%
Higher standard: 17%
Reading score: 108
Maths score: 109

Ethnicity

White

17%

Asian

64%

Black

Mixed

12%

Chinese

<1%

Any other group

Unclassified

Pupils

625

Total Pupils

50%Boys

50%Girls

Pupil Characteristics

Free school meals

England average

27%

First language not English

37%

England average

22%

Young carers

England average

0%25%50%75%100%

DfE school census, January 2026.

Key Information

Phase: Primary
Age range: 4 – 11
Deprivation band: Less deprived
Total pupils: 625
IDACI quintile: 2 (More deprived)

Inspection history

2 graded inspections published by Ofsted. Ungraded and monitoring visits are not shown.

Report published					Overall
19 Dec 2023	Outstanding	Outstanding	Outstanding	Outstanding	Outstanding
1 Nov 2011	Outstanding	Not reported in this inspection	Not reported in this inspection	Not reported in this inspection	Outstanding

A grey dot means Ofsted did not report that judgement in the inspection of the day — the sub-judgements shown here were introduced with the 2019 framework.

Ofsted data as at 31 December 2024. A school may have been inspected since, or had an ungraded visit that does not change its grade — check Ofsted’s own record.