Erection of a single-storey rear extension following demolition of the existing; partial excavation to existing lower ground floor level; installation of parapet and planters for use of roof to extension as a terrace with new external steps and access from new rear upper ground floor level doors; removal of external steps and new entrance to side elevation; alterations and new windows to rear, side and front elevations, including new bay window at lower ground floor following the removal of existing garage door to front elevation; and installation of new planter to driveway.
Flat Basement And Ground Floor 41 Hollycroft Avenue London NW3 7QJ
Final DecisionReference: 2025/0544/PLondon Borough of Camden
Last published check: 26 Oct 2026, 09:46. Check the council record for more recent changes.
Application timeline
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Erection of a single-storey rear extension following demolition of the existing; partial excavation to existing lower ground floor level; installation of parapet and planters for use of roof to extension as a terrace with new external steps and access from new rear upper ground floor level doors; removal of external steps and new entrance to side elevation; alterations and new windows to rear, side and front elevations, including new bay window at lower ground floor following the removal of existing garage door to front elevation; and installation of new planter to driveway.
Proposal details
Reference
2025/0544/P
Ward
Frognal
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