26/01740/FULLPlanning Application 26/01740/FULL

Full application at 64 Wimpole Street London W1G 8YS, Westminster. View planning documents, track the decision and get email alerts on updates.

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Erection of a new roof terrace and green roof area at rear 2nd floor level; installation of plant and photovoltaic panels at main roof level and new mansard roof extension and installation of plant on the mews roof level; alterations at ground floor front elevation; Internal and external alterations throughout the building in connection with a rear elevation extension from first to fourth floor levels and the reconfiguration of the existing fifth floor level, installation of new double glazed windows throughout all in connection with a change of use to Class E (e) medical use.

26/01740/FULL

Small

Full

64 Wimpole Street London W1G 8YS

SubmittedSubmitted18 Mar

ValidatedValidated

ConsultationConsultation

TargetTarget Date

DecidedDecided

7 weeks typical decision time in Westminster84% of full applications approved

This is a full planning application for a change of use at 64 Wimpole Street London W1G 8YS. Westminster has handled 4,496 applications of this type and approves 84% of them, typically deciding them in 73 days. It was submitted on 18 March 2026 and is still awaiting a decision. The site is in the Harley Street conservation area, with 20 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 219 applications across Marylebone. We hold 303 applications in total for the W1G postcode area.