26/01709/FULLPlanning Application 26/01709/FULL
Full application at 123 - 125 Gloucester Place London W1U 6JZ, Westminster. View planning documents, track the decision and get email alerts on updates.
Change of use of one room in a Class C3 Dwellinghouse, currently used as an ancillary office, to Class E (e) Medical or Health services, with minor internal changes. Existing residential use in Unit F is to be maintained. (Linked to 26/01710/LBC)
26/01709/FULL
123 - 125 Gloucester Place London W1U 6JZ
This is a full planning application for a change of use at 123 - 125 Gloucester Place London W1U 6JZ. Westminster has handled 4,496 applications of this type and approves 84% of them, typically deciding them in 73 days. It was submitted on 17 March 2026 and is still awaiting a decision. The site is in the Portman Estate conservation area, with 20 listed buildings nearby. There have been 2 other applications at this address. In the past year there have been 221 applications across Marylebone. We hold 777 applications in total for the W1U postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster