26/00898/ADFULLPlanning Application 26/00898/ADFULL
Conditions application at 51 Upper Montagu Street London W1H 1FQ, Westminster. View planning documents, track the decision and get email alerts on updates.
Details of supplementary acoustic report, detailed drawings of all new doors and windows, new first floor balconettes and investigative report of Phase 1 pursuant to condition 5, 7, 8 and 11 (part) of planning permission dated 24 October 2025 (RN: 25/03874/FULL).
26/00898/ADFULL
51 Upper Montagu Street London W1H 1FQ
This is an application to discharge conditions at 51 Upper Montagu Street London W1H 1FQ. Westminster has handled 3,063 applications of this type and approves 92% of them, typically deciding them in 36 days. It was submitted on 12 February 2026 and is still awaiting a decision. The site is in the Portman Estate conservation area, with 20 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 221 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