16 Montpelier Road London Southwark SE15 2HF

1. 7 Oct 2025

   Received by Southwark

2. 22 Oct 2025

   Validated

   Checked as complete and ready for consideration.

3. 10 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 17 December 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Southwark took a median of 52 days over the applications it decided in the last year.

This application is with Southwark for determination, against a statutory target of eight weeks. Over the last year Southwark decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 33 Montpelier Road London Southwark SE15 2HB

  26/AP/1447 Submitted 20 May 2026 50 yards away

  Demolition of existing rear extension and construction of a single-storey rear extension in Corten steel with PV array; removal of existing small rear dormer and rear roof light, and construction of a full-width rear dormer with rooflight, PV array and extended brick party walls to the roof and extended chimney; changes to rear fenestration; like-for-like replacement of front windows with double glazing and installation of a front roof light.

  Granted Extension Loft or dormer +2
  Small domestic

• 37 Kings Grove London Southwark SE15 2LY

  22/AP/1219 Submitted 4 Apr 2022 50 yards away

  Construction of mansard roof extension (with 1No. roof light, 2No. front elevation windows, 2No. rear elevation windows).

  Granted Full applications Extension Loft or dormer +1 19 docs

• 33 Montpelier Road London Southwark SE15 2HB

  22/AP/3451 Submitted 4 Oct 2022 100 yards away

  Certificate of lawfulness (proposed): Loft conversion with main dormer, facade alterations and rooflights insertion.

  Granted Lawful development Loft or dormer 18 docs

• 40 Kings Grove London Southwark SE15 2NB

  26/AP/0323 Submitted 23 Jan 2026 100 yards away

  Certificate of lawfulness (proposed) for erection of a single storey garden office.

  Refused Lawful development 10 docs
  Small domestic

• 47 Montpelier Road London Southwark SE15 2HD

  23/AP/2373 Submitted 22 Aug 2023 100 yards away

  Alterations including new windows to front elevation, removal of chimney to outrigger, alterations to roof of the outrigger, external wall insulation and enlargement of existing windows to rear facade, demolition of outhouse.

  Granted Householder Extension Demolition +1 19 docs
  Domestic

• 47 Montpelier Road London Southwark SE15 2HD

  22/AP/3071 Submitted 1 Sep 2022 100 yards away

  Prior approval for the construction of a single storey ground floor rear extension, measuring 4.1m of depth, 2.9m of maximum and eaves height.

  Refused Full applications Extension 17 docs
  Small domestic

• 26/AP/2158 Granted

  7 Alma Grove London Southwark SE1 5PY

  Erection of a rear ground floor side extension with a framed glass roof and bi-folding rear doors. Replacement of windows and door. Alterations to external facade.

  Received 21 Jul, published by the council 25 Jul 2026 Householder
• 26/AP/2601 Awaiting decision

  49 Henshaw Street London Southwark SE17 1PE

  Demolition of existing rear extension and construction of part single, part two storey rear extension and erection of roof terrace on main roof with balustrades and glazed access hatch.

  2 Sep 2026 Householder
• 26/AP/2545 Awaiting decision

  76 Shenley Road London Southwark SE5 8NQ

  Construction of a single storey side and rear extension to the rear; construction of a rear dormer roof extension over the main roofslope and the installation of 3x rooflights to the front roofslope.

  Received 26 Aug, published by the council 3 Sep 2026 Householder
• 26/AP/2533 Awaiting decision

  28 Tyrrell Road London Southwark SE22 9NE

  Construction of rear extension.

  Received 25 Aug, published by the council 28 Aug 2026 Householder
• 26/AP/2517 Awaiting decision

  65 Calton Avenue London Southwark SE21 7DF

  Construction of a ground-floor side-rear extension with terrace reinstated above; alterations to the rear outrigger, including raising the eaves and ridge, removal of the chimney stack, replacement windows, and installation of two rooflights; enlargement of the existing rear dormer; erection of bin and bike stores in the front garden, together with new landscaping and a front boundary wall; installation of an EV charger to front elevation and removal of existing front porch door; removal of existing garden buildings and erection of a shed, sauna and pergola in the rear garden, together with new landscaping and decking.

  Received 24 Aug, published by the council 28 Aug 2026 Householder