23 Lansdowne Hill London SE27 0LP

This site has had 2 applications since 2025.

• 25/03400/PDE Decided

  23 Lansdowne Hill London SE27 0LP

  Application for prior approval for the erection of a single-storey ground-floor rear extension with dimensions of 4.80m (length), 2.80m (total maximum height) and 2.80m (height to the eaves).

  Decided 9 Dec 2025 Prior approval

1. 19 Oct 2026

   Received by Lambeth

2. 3 Nov 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 14 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Lambeth took a median of 56 days over the applications it decided in the last year.

This application is with Lambeth for determination, against a statutory target of eight weeks. Over the last year Lambeth's median decision took 56 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Lambeth's portal will say. Our guide explains the common types.

• 23 Lansdowne Hill London SE27 0LP

  25/03400/PDE Submitted 30 Oct 2025 50 yards away

  Application for prior approval for the erection of a single-storey ground-floor rear extension with dimensions of 4.80m (length), 2.80m (total maximum height) and 2.80m (height to the eaves).

  Decided Prior approval Extension 6 docs
  Small domestic

• 23 Lansdowne Hill London Lambeth SE27 0LP

  25/03401/FUL Submitted 30 Oct 2025 50 yards away

  Erection of a mansard roof extension with the installation of two front and two rear dormer windows.

  Granted Full applications Extension Loft or dormer +1 10 docs

• 41 Lansdowne Hill London SE27 0LP

  21/01828/LDCE Submitted 9 May 2021 50 yards away

  Application for a Certificate of Lawful Development (Existing) with respect to building works to ground floor at rear of property to: - replace roof of existing lean-to extension with a new zinc roof continuing across covered access to repositioned back door and a new bay window extension - change fenestration of existing lean-to and form galley kitchen inside to replace existing bathroom - clad walls of both new bay-window extension and re-roofed lean-to with timber - re-configure internal layout to make better use of space, improve amenities and rationalise services (property was previously subdivided)

  Withdrawn Lawful development Extension Windows or glazing 9 docs

• 6 Lansdowne Hill London SE27 0AR

  26/00677/DET Submitted 4 Mar 2026 50 yards away

  93% historically approved · decision due ~29 Apr

  Approval of details pursuant to Condition 2 (approved plans), Condition 42 ( BREEAM UK New Construction 2014), Condition 43( BREEAM UK New Construction 2014), Condition 44 (BREEAM Refurbishment and Fit-out (Parts 3 and 4) 2014), Condition 45 (BREEAM Refurbishment and Fit-out (Parts 3 and 4) 2014) for planning permission 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links) 13.03.2020

  Decided Conditions New dwelling Demolition 2 docs

• 6 Lansdowne Hill London SE27 0AR

  26/00678/DET Submitted 4 Mar 2026 50 yards away

  93% historically approved · decision due ~29 Apr

  Approval of details pursuant to Condition 16 ( noise and vibration attenuation),17(Noise levels) for planning permission 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links) 13.03.2020

  Decided Conditions New dwelling Demolition 1 doc

• 6 Lansdowne Hill London SE27 0AR

  26/02906/S106 Submitted 6 Oct 2026 50 yards away

  84% historically approved · decision due ~1 Dec

  Application for deed of variation to S106 agreement pursuant to planning permission ref: 19/02840/FUL (Demolition of the existing buildings and erection of a part 6 and part 7 storey building to provide 51 residential flats (Use Class C3) with amenity space at 5th floor level, and erection of a separate 4 storey office building (Use Class B1(a)), together with provision of cycle stores, car parking spaces, refuse/recycling stores, landscaping and new pedestrian links) granted on 13.03.2020. Amendment sought: Replacement of the agreed Social Rent and Shared Ownership tenures with Affordable Rent capped at the applicable Local Housing Allowance (LHA) rates; conversion of the 5 Shared Ownership units to Affordable Rent; provision for initial occupation by Assured Shorthold Tenancies; and removal/amendment of the requirement for transfer to a Registered Provider.

  Awaiting decision New dwelling Demolition