25/05775/FULLPlanning Application 25/05775/FULL

This is a full planning application for window replacement at 11 Montagu Place London W1H 2AL. Westminster has handled 4,496 applications of this type and approves 84% of them, typically deciding them in 73 days. It was submitted on 15 August 2025 and is still awaiting a decision. The site is in the Portman Estate 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 686 applications in total for the W1H postcode area.