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Planning application

3 Devonshire Mews North London W1G 7BJ

Granted Westminster 12/11070/FULL Application for full Planning Permission

Works: Extension Demolition Small domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

External alterations to front and rear elevation, demolition of existing garage, erection of a new single storey front and rear extension at ground floor level and alterations at roof level to create additional residential accommodation to existing house..

As published by the council, reference 12/11070/FULL

Application record

Reference
12/11070/FULL
Type
Application for full Planning Permission
Status
Decided
Decision
Granted As published: Application Permitted
Received
1 Nov 2012
Validated
16 Nov 2012
Decided
8 Jan 2013
Ward
Marylebone High Street
Decision by
Complex Delegated Decision
Postcode
W1G 7BJ

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2012: 2 approved, 0 refused.

  • 13/03948/FULL Granted

    3 Devonshire Mews North London W1G 7BJ

    External alterations to front and rear elevation, demolition of existing garage, erection of a new single storey front and rear extension at ground floor level and alterations at roof level to single family dwelling (Class C3).

    Decided 18 Jun 2013 Full applications

Timeline

Dates from the published record

  1. 1 Nov 2012

    Received by Westminster

  2. 16 Nov 2012

    Validated

    Checked as complete and ready for consideration.

  3. 8 Jan 2013

    Decision issued: Application Permitted

  4. 29 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Howard de Walden Management Ltd Agent, registered in London

Active · incorporated 1993 · London

12 applications on PlanIndex · 92% granted

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Documents

Plans, drawings, consultee responses and the officer's report

14 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.

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What this grant of permission means

Westminster granted permission on 8 January 2013, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 3 Devonshire Mews North London W1G 7BJ

    13/03948/FULL Submitted 30 Apr 2013 50 yards away

    External alterations to front and rear elevation, demolition of existing garage, erection of a new single storey front and rear extension at ground floor level and alterations at roof level to single family dwelling (Class C3).

    Granted Full applications Extension Demolition 16 docs
    Small domestic

  • 120 Harley Street London W1G 7JW

    25/06391/FULL Submitted 8 Sep 2025 50 yards away

    Internal and external alterations in connection with the installation of plant, structural repairs to Juliet balcony and front entrance steps. (Linked to 25/06392/LBC)

    Granted Full applications 62 docs

  • 120 Harley Street London W1G 7JW

    25/06392/LBC Submitted 8 Sep 2025 50 yards away

    Internal and external alterations in connection with the installation of plant, structural repairs to Juliet balcony and front entrance steps. (Linked to 25/06391/FULL)

    Granted Heritage and listed buildings 59 docs

  • Site At 114 To 118 Harley Street And 5 - 6 Devonshire Mews North London W1G 7JL

    04/09114/FULL Submitted 16 Nov 2004 50 yards away

    Redevelopment to include the demolition of 116 Harley Street and 5-6 Devonshire Mews North and facade retention of 114 and 118 Harley Street to provide a new building comprising basement, ground and part two, part four upper floors for use for medical purposes (Class D1(a)) throughout and two self contained flats fronting Devonshire Mews North. (Part use swap with various properties including Collingwood House and buildings in Queen Anne Street, Wimpole Street, Devonshire Place and Marylebone High Street).

    Granted Full applications New dwelling Demolition 14 docs

  • Site At 114 To 118 Harley Street And 5 - 6 Devonshire Mews North London W1G 7JL

    04/09115/CAC Submitted 16 Nov 2004 50 yards away

    Demolition of 116 Harley Street and 5 - 6 Devonshire Mews North and the demolition of 114-118 Harley Street behind retained facades.

    Granted Heritage and listed buildings Demolition 2 docs

  • Site At 114 To 118 Harley Street And 5 - 6 Devonshire Mews North London W1G 7JL

    08/05813/ADFULL Submitted 4 Jul 2008 50 yards away

    Details of public art pursuant to Condition 17.2 of planning permission dated 23 December 2005 (RN: 04/09114).

    Granted Full applications 4 docs

In Westminster

  • 26/07528/FULL Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

    Received 5 Nov, published by the council 6 Nov 2026 Full applications
  • 26/05200/FULL Decided

    1 The Court House 165 Seymour Place London W1H 4PU

    Installation of waterproofing system to the existing lead flat roofs

    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications