25/04687/LBCPlanning Application 25/04687/LBC
Heritage application at 14 Upper Montagu Street London W1H 2PD, Westminster. View planning documents, track the decision and get email alerts on updates.
Installation of an ASHP in the rear courtyard and minor internal alterations to the building at the lower ground, ground, first and second floors and installation of slimiline double glazed sash windows. (Linked to 25/04686/FULL)
25/04687/LBC
14 Upper Montagu Street London W1H 2PD
This is a heritage application for window replacement at 14 Upper Montagu Street London W1H 2PD. Westminster has handled 2,686 applications of this type and approves 90% of them, typically deciding them in 64 days. It was submitted on 8 July 2025 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 219 applications across Marylebone. We hold 686 applications in total for the W1H postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster