15 Tremadoc Road London SW4 7NF

1. 15 Aug 2025

   Received by Lambeth

2. 10 Oct 2025

   Decision issued: Grant Permission

3. 11 Aug 2026

   Added to PlanIndex

Lambeth granted permission on 10 October 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 21 Tremadoc Road London SW4 7NF

  26/02607/FUL Submitted 8 Sep 2026 50 yards away

  78% historically approved · decision due ~6 Nov

  Change of use of existing property from a dwellinghouse (Use Class C3) to a 9 -person HMO (Sui-Generis) together with the erection of a single storey ground floor rear extension. Erection of rear dormer roof extension; dormer roof extension over existing rear outrigger; installation of 3 x rooflights to the front roof slope together with the provision of cycle and bin storage.

  Awaiting decision Full applications Extension Loft or dormer 13 docs
  Small domestic

• 18 Tremadoc Road London SW4 7LL

  16/01060/FUL Submitted 19 Feb 2016 50 yards away

  Erection of a ground floor single storey rear and side infill extension.

  Granted Full applications Extension 6 docs
  Small domestic

• 25 Kenwyn Road London Lambeth SW4 7LJ

  23/00051/PDE Submitted 9 Jan 2023 100 yards away

  Application for prior approval for the erection of a single storey ground floor side infill extension with dimensions of 5.80m (length), 3.00m (total maximum height) and 2.50m (height to the eaves).

  Decided Prior approval Extension 7 docs
  Small domestic

• 16 Aristotle Road London SW4 7UZ

  24/02390/FUL Submitted 30 Jul 2024 100 yards away

  Replacement of all existing windows and doors with double glazed timber sash and casement windows and timber doors.

  Granted Full applications Windows or glazing 7 docs

• 34 Kenwyn Road London SW4 7LH

  21/01053/FUL Submitted 15 Mar 2021 100 yards away

  Erection of loft conversion with a rear mansard roof extension including three roof lights in the front roof slope. (second floor flat)

  Granted Full applications Extension Loft or dormer 25 docs

• 34 Kenwyn Road London SW4 7LH

  21/01054/FUL Submitted 15 Mar 2021 100 yards away

  Erection of a rear mansard roof extension and the installation of 3 rooflights to the front roof slope and a roof terrace with screening over the rear outrigger - Second Floor Flat.

  Granted Full applications Extension Loft or dormer 19 docs

• 26/03073/FUL Awaiting decision

  10 Claverdale Road London SW2 2DP

  Erection of a single storey ground floor rear side infill extension. Erection of a rear dormer roof extension with juliet balcony and installation of a roof light to rear return roof.

  Received 20 Oct, published by the council 23 Oct 2026 Full applications
• 26/03040/FUL Awaiting decision

  3 Walberswick Street London Lambeth SW8 1XF

  Erection of a second-storey rear extension and the addition of a window to the mansard. Reduction from a double sliding door to a single door with a Juliet balcony

  Received 15 Oct, published by the council 21 Oct 2026 Full applications
• 26/03004/FUL Awaiting decision

  61 Amesbury Avenue London Lambeth SW2 3AE

  Erection of a single storey rear infill extension, replacement of the existing timber sash windows with double glazed timber sash windows, erection of new fence to front patio and installaton of Air Source Heat Pump to existing roof.

  Received 14 Oct, published by the council 21 Oct 2026 Full applications
• 26/02990/FUL Awaiting decision

  85 Clapham Manor Street London Lambeth SW4 6DR

  Construction of a mansard-roof extension to provide additional residential accommodation.

  Received 13 Oct, published by the council 23 Oct 2026 Full applications
• 26/02988/FUL Awaiting decision

  76 Bonham Road London Lambeth SW2 5HG

  Change of use of the ground floor to self contained unit (class C3), upper floors and loft to a large House in Multiple Occupation (Sui Generis), together with sub-division of the rear garden, installation of 2x rooflights to front roofslope, conversion of the existing garage to ancillary residential gym use, installation of air source heat pumps, and provision of cycle and refuse storage.

  Received 13 Oct, published by the council 22 Oct 2026 Full applications