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Planning application

37 - 38 Wimpole Street London

Awaiting decision Westminster 26/04273/FULL Full Planning Permission Application

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Use of lower ground to fifth floor level as Class E(c)ii and or Class E (e) medical use.

As published by the council, reference 26/04273/FULL

Application record

Reference
26/04273/FULL
Type
Full Planning Permission Application
Status
Pending
Received
29 Jun 2026
Validated
30 Jun 2026
Ward
Marylebone

Timeline

Dates from the published record

  1. 29 Jun 2026

    Received by Westminster

  2. 30 Jun 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 25 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Westminster took a median of 65 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Howard de Walden Estates Limited Agent, a developer registered in London

Active · incorporated 1963 · London

35 applications on PlanIndex

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

28 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.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 89 days. More in our guide to how long planning decisions take.

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 500 metres

  • Flat 1 39 Wimpole Street London W1G 8YE

    07/06289/LBC Submitted 18 Jul 2007 19m away

    Demolition of existing rear extension and erection of new single storey extension at basement level in connection with the existing residential flat. Insertion of door to replace window at rear. Associated internal alterations.

    Granted Heritage and listed buildings Extension Demolition +1 2 docs
    Small domestic

  • Flat 1 39 Wimpole Street London W1G 8YE

    07/06274/FULL Submitted 18 Jul 2007 19m away

    Demolition of existing rear extension and erection of new single storey extension at basement level in connection with the existing residential flat. Insertion of door at rear to replace window.

    Granted Full applications Extension Demolition +1 7 docs
    Small domestic

  • Flat 6 39 Wimpole Street London W1G 8YE

    26/05602/LBC Submitted 17 Aug 2026 19m away

    90% historically approved · decision due ~23 Oct

    Installation of a replacement timber rooflight at main roof level. (Linked with 26/05899/FULL)

    Awaiting decision Heritage and listed buildings Loft or dormer 10 docs

  • Flat 1 39 Wimpole Street London W1G 8YE

    09/01773/ADLBC Submitted 12 Feb 2009 19m away

    Details of the new door in the rear facade of the building; and the new extension in the rear basement area pursuant to Condition 3 of listed building consent dated 1 October 2007 (RN: 07/06289/LBC).

    Granted Conditions Extension 1 doc

  • Flat 6 39 Wimpole Street London W1G 8YE

    26/05899/FULL Submitted 28 Aug 2026 19m away

    87% historically approved · decision due ~23 Oct

    Installation of a replacement timber rooflight at main roof level. (Linked with 26/05602/LBC)

    Awaiting decision Full applications Loft or dormer

  • 12 Wimpole Mews London W1G 8PF

    24/03878/FULL Submitted 11 Jun 2024 19m away

    87% historically approved · decision due ~6 Aug

    Replacement garage door, in addition to new internal partitions within one of the garages to provide a fire evacuation route for the new MR Linac facility at 79-81 Harley Street. (Linked to 24/03879/LBC)

    Awaiting decision Full applications 11 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront.

    15 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.

    15 Sep 2026 Full applications
  • 26/06234/FULL Awaiting decision

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    11 Sep 2026 Full applications
  • 26/06249/FULL Awaiting decision

    53 Wimpole Street London W1G 8YH

    Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

    11 Sep 2026 Full applications
  • 26/03576/FULL Decided

    15A Devonshire Terrace London W2 3DW

    Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

    1 Jun 2026 Full applications