Planning application
St Bees Day House Mill Hill School The Ridgeway London NW7 1QS
Works: Demolition
Relates to 25/3456/FUL
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Submission of details of conditions 3 (Materials), 4 (Biodiversity Net Gain Plan), 5 (Precautionary Working Method Statement), 6 (Demolition), 9 (Hedgehog Highways) and 10 (Ecological Enhancements) pursuant to planning permission 25/3456/FUL dated 19/12/25
As published by the council, reference 26/0439/CON
Application record
- Reference
- 26/0439/CON
- Type
- Conditions
- Status
- Pending Consideration
- Received
- 5 Feb 2026
- Validated
- 5 Feb 2026
- Ward
- Mill Hill
- Postcode
- NW7 1QS
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2025: 1 approved, 0 refused.
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26/2329/CON Decided
St Bees Day House Mill Hill School The Ridgeway London NW7 1QS
Submission of details of conditions 7 (Low Level Lighting) and 11 (Landscaping) pursuant to 25/3456/FUL dated 19/12/25
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25/3456/FUL Granted
St Bees Day House Mill Hill School The Ridgeway London NW7 1QS
Two storey side extension with associated internal alterations for use as a Junior Boarding House for up to 30 boarders incorporating the existing staff flat at second floor level following demolition of existing side extension and outbuilding (Amended plans and description)
Timeline
Dates from the published record
-
5 Feb 2026
Received by Barnet
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10 Aug 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 2 April 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Barnet took a median of 46 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
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25/3456/FUL Granted
St Bees Day House Mill Hill School The Ridgeway London NW7 1QS
Two storey side extension with associated internal alterations for use as a Junior Boarding House for up to 30 boarders incorporating the existing staff flat at second floor level following demolition of existing side extension and outbuilding (Amended plans and description)
Who's behind it
Company information only, from the register and Companies House
Squires and Brown Agent, registered in Mobberley
Active · incorporated 2000 · Mobberley
16 applications on PlanIndex · across 6 councils · 100% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided condition discharge and variation applications in a median of 43 days. More in our guide to how long planning decisions take.
About condition discharge and variation applications
This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
St Bees Day House Mill Hill School The Ridgeway London NW7 1QS
Two storey side extension with associated internal alterations for use as a Junior Boarding House for up to 30 boarders incorporating the existing staff flat at second floor level following demolition of existing side extension and outbuilding (Amended plans and description)
Granted Full applications Extension Demolition 32 docs -
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Winterstoke House And Grimsdell Pre-Preparatory School Wills Grove London NW7 1QR
1 x Silver Birch (applicants ref. T054) - Fell. 1 x Lawson Cypress (applicants ref. T058) - Fell. 1 x Mulberry (applicants ref. T060) - Crown reduce by 2 metres.
Decided Trees 10 docs -
Rosebank Barn The Ridgeway London NW7 1QX
78% historically approved · decision due ~25 Aug
1 x Horse Chestnut (applicants ref. T1) -Crown thin by 20%. 1 x Conifer (applicants ref. T2) - Reduce by 3 metres. 1 x Conifer (applicants ref. T3) - Reduce by 3 metres. 1 x Thin by 20% and reduce by 3 metres. 1 x Conifer (applicants ref. T6) - Reduce by 3 metres. 1 x Alder (applicants ref. T7) - Thin by 20% and reduce by 3 metres in height. 1 x Ash (applicants ref. T8) - Thin by20% and reduce by 3 metres in height. 1 x Twin Stem Sycamore (applicants ref. T9) - Thin crown by 20% and reduce by 3 metres in height. 1 x Dead Tree (applicants ref. T10) - Fell to ground level. Ash Group (applicants ref. T11) - Thin crown by 20% and reduce by 2 metres. 1 x Dead Tree (applicants ref. T12) - Remove.
Awaiting decision Trees -
Kingshead The Ridgeway London NW7 1QX
78% historically approved · decision due ~13 Aug
1 x Hornbeam (applicants ref. T4 on Plan and Schedule) - Reduce to 7 metres in height and 5 metres spread.
Awaiting decision -
Kingshead The Ridgeway London NW7 1QX
78% historically approved · decision due ~9 Sep
1 x Twin Stemmed Lime (applicants ref. T1) - Reduce by 3m and thin by 20%. 1 x Ash (applicants ref. T2) - Reduce by 3m and thin by 20%. 1 x Field Maple (applicants ref. T3) - Reduce by no more than 2.5m over the whole crown and thin by 20% (amended descriptions) 2 x Ash (applicants ref. T4, T5) - Reduce to previous pollard points and thin crown density by 30%.
Awaiting decision Trees
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