cs:westminster:26/05053/LBCPlanning Application cs:westminster:26/05053/LBC

Heritage application at 23 York Street London W1U 6PF, Westminster. View planning documents, track the decision and get email alerts on updates.

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Council recordsAppealsFlood risk

Pending Decision

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Internal reconfiguration and refurbishment of the existing residential building to improve the layout of six self-contained flats, together with associated internal alterations, minor external alterations to the rear elevation, replacement of windows and doors where shown, and associated mechanical, electrical and fire safety works. (Linked with 26/05052/FULL)

26/05053/LBC

Small

Heritage

23 York Street London W1U 6PF

SubmittedSubmitted28 Jul

ValidatedValidated

ConsultationConsultation

TargetTarget Date

DecidedDecided

7 weeks typical decision time in Westminster90% of heritage applications approved

This is a heritage application for window replacement at 23 York Street London W1U 6PF. Westminster has handled 2,686 applications of this type and approves 90% of them, typically deciding them in 64 days. It was submitted on 28 July 2026 and is still awaiting a decision. The site is in the Portman Estate conservation area, with 20 listed buildings nearby. There has been 1 other application 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.