26/00554/LBC
Application Details
Description
Phased development including retention of rear basement roof slab (previously proposed for demolition and replacement), infilling of void creating an internal lightwell and the creation of a rear extension at ground floor. Removal of rear ground floor toilet block and external fire escape stairs. Demolition of existing, altered mansard roof and construction of a new mansard roof with dormer windows and concealed plant enclosure. Extension of existing lift to serve fourth floor. Replacement of third floor rear windows with double glazed sash windows. Minor internal reconfigurations.
Council
Westminster
Application Type
Listed Building Consent Application
Date Received
30 Jan 2026
Date Validated
30 Jan 2026
Council Website
View on Westminster websiteLocation
Address
23 Grafton Street London W1S 4EY
Postcode
W1S 4EY
UPRN
Coordinates
51.509541000000000, -0.143059900000000
Source: Application UPRN
Quick Info
- UID
- 26/00554/LBC
- Reference
- 26/00554/LBC
- Status
- Pending
- Last Updated
- 02 Jun 2026