26/01855/FULLPlanning Application 26/01855/FULL
Full application at Flat 4 St Davids House 16 New Cavendish Street London W1G 8UP, Westminster. View planning documents, track the decision and get email alerts on updates.
Alterations to the uppermost storey of Flat 4, involving the removal of two existing rear dormers and the construction of a single replacement rear dormer, like-for-like replacement of existing roof terrace railings and decking, and internal alterations including the replacement of existing modern kitchen fittings and associated joinery. (Linked to 26/01857/LBC)
26/01855/FULL
Flat 4 St Davids House 16 New Cavendish Street London W1G 8UP
This is a full planning application for a dormer extension at Flat 4 St Davids House 16 New Cavendish Street London W1G 8UP. Westminster has handled 4,496 applications of this type and approves 84% of them, typically deciding them in 73 days. It was submitted on 23 March 2026 and is still awaiting a decision. The site is in the Harley Street conservation area, with 8 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 303 applications in total for the W1G postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster