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Planning application

14 Derwent Grove London Southwark SE22 8EA

Granted Southwark 25/AP/3608 Householder Application

Works: Extension Loft or dormer Domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Loft conversion with hip-to-gable roof extension, a rear dormer set back 200mm from the eaves, two rooflights to the front roof slope, and associated chimney alterations

As published by the council, reference 25/AP/3608

Application record

Reference
25/AP/3608
Type
Householder Application
Status
Granted
Decision
Granted As published: Householder - GRANTED
Received
10 Dec 2025
Validated
17 Dec 2025
Decided
9 Feb 2026
Ward
Goose Green
Parish
Dulwich
Decision by
Delegated Panel - Simple
Postcode
SE22 8EA

Timeline

Dates from the published record

  1. 10 Dec 2025

    Received by Southwark

  2. 17 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 9 Feb 2026

    Decision issued: Householder - GRANTED

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

studio : MASS Agent

15 applications on PlanIndex · across 7 councils · 93% granted

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Documents

Plans, drawings, consultee responses and the officer's report

16 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Southwark granted permission on 9 February 2026, 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.

About householder applications

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.

Nearby applications

Within 0.3 miles

  • 25A Melbourne Grove London Southwark SE22 8RG

    21/AP/4047 Submitted 22 Nov 2021 50 yards away

    Removal of existing window of rear elevation of ground floor flat to be replaced with hardwood Meranti French doors. Partial removal of wall on side elevation to accommodate new timber door entrance to property and replacement of existing entrance with new double glazed window.

    Granted Full applications Windows or glazing 12 docs
  • 37 Melbourne Grove London Southwark SE22 8RG

    26/AP/1799 Submitted 22 Jun 2026 50 yards away

    Construction of a hip-to-gable roof extension and L-shaped dormer extension, installation of 2no. rooflights to front roof slope and ground floor single-storey rear and side extension.

    Granted Extension Loft or dormer
    Small domestic
  • 37 Melbourne Grove London Southwark SE22 8RG

    26/AP/3051 Submitted 16 Oct 2026 50 yards away

    95% historically approved · decision due ~11 Dec

    Certificate of Lawful Development (Proposed) for Creation of a vehicular crossover and the creation of an area of hardstanding (porous) to the front garden.

    Awaiting decision
  • First Floor Flat 61 Melbourne Grove London Southwark SE22 8RG

    26/AP/3074 Submitted 19 Oct 2026 50 yards away

    95% historically approved · decision due ~14 Dec

    Roof extension and loft conversion to the first floor flat, including a 200mm ridge raise, hip-to-gable conversion with a lightweight slate-hung gable, rear dormer and loft-level extension above the retained pitched roof of the outrigger, removal of two rear chimney stacks on the property side, replacement of the roof covering with anthracite dark slates, three front rooflights, and a rear roof terrace with fixed obscure-glazed screening.

    Awaiting decision Extension Loft or dormer +2
  • 31 Melbourne Grove London Southwark SE22 8RG

    20/AP/3393 Submitted 23 Nov 2020 50 yards away

    Demolition of existing single storey rear extension and the construction of a single storey rear and side infill extension with pyramid roofs; construction of a hip to gable rear dormer roof extension; replacement of existing garden shed with a single storey outbuilding; installation of 6x solar panels at first floor level

    Granted Householder Extension Loft or dormer +1 13 docs
    Small domestic
  • 5 Derwent Grove London Southwark SE22 8DZ

    21/AP/2797 Submitted 5 Aug 2021 50 yards away

    Certificate of Lawful Proposed: Proposed hip to gable loft conversion including rear dormer and all associated work to provide additional living accommodation at 5 Derwent Grove.

    Granted Lawful development Loft or dormer 16 docs

In Southwark

  • 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