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Planning application

37 South Western Road Twickenham TW1 1LG

Granted Richmond upon Thames PA25/4056 Householder Application

Works: Extension Loft or dormer Roofing Windows or glazing 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

Ground floor side and rear extension, including a pitched slate roof with 5 x rooflights and metal glazed doors to the rear elevation. Adding pitched roof over the approved first floor rear extension to match the roof design of the adjoining property. Replacement/ Enlargement of existing UPVC/ timber fenestration to front, side and rear elevation with timber sash windows.

As published by the council, reference PA25/4056

Application record

Reference
PA25/4056
Type
Householder Application
Status
Decided
Decision
Granted Permission
Received
10 Nov 2025
Validated
10 Nov 2025
Decided
31 Mar 2026
Ward
St. Margarets & North Twickenham Ward [SMN]
Decision by
Delegated Decision Team Leader
Postcode
TW1 1LG

Site history

Applications at this address on the Richmond upon Thames register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • PA25/4183 Granted

    37 South Western Road Twickenham TW1 1LG

    Hip to gable loft conversion, involving rear dormer and rear outrigger extension. The proposal includes the addition of two rooflights to the front elevation, a rooflight to the outrigger, three new windows and the removal of the chimney stacks to the main roof

    Decided 23 Jan 2026 Prior approval

Timeline

Dates from the published record

  1. 10 Nov 2025

    Received by Richmond upon Thames

  2. 31 Mar 2026

    Decision issued: Granted Permission

  3. 13 Aug 2026

    Added to PlanIndex

Documents

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

24 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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Open the documents

What this grant of permission means

Richmond upon Thames granted permission on 31 March 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 500 metres

  • 37 South Western Road Twickenham TW1 1LG

    PA25/4183 Submitted 20 Nov 2025 0m away

    Hip to gable loft conversion, involving rear dormer and rear outrigger extension. The proposal includes the addition of two rooflights to the front elevation, a rooflight to the outrigger, three new windows and the removal of the chimney stacks to the main roof

    Granted Prior approval Extension Loft or dormer +1 21 docs

  • 33 South Western Road Twickenham Richmond Upon Thames TW1 1LG

    06/1258/HOT Submitted 20 Apr 2006 11m away

    Proposed Single Storey Rear Extension.

    Withdrawn Householder Extension 10 docs
    Small domestic

  • 31, South Western Road, Twickenham, TW1 1LG

    PA26/0492 Submitted 13 Feb 2026 16m away

    Proposed front bay window and single storey rear extension.

    Granted Householder Extension Windows or glazing 8 docs
    Small domestic

  • 27 South Western Road Twickenham TW1 1LG

    21/1546/HOT Submitted 30 Apr 2021 26m away

    Proposed ground floor rear wraparound, rear dormer roof extension above outrigger to form an additional bedroom, floor plan redesign and all associated works.

    Granted Householder Extension Loft or dormer 19 docs
    Domestic

  • 32 South Western Road Twickenham Richmond Upon Thames TW1 1LQ

    05/3072/HOT Submitted 18 Oct 2005 29m away

    Proposed Loft Conversion And Rear Dormer Roof Extension.

    Refused Householder Extension Loft or dormer 7 docs
    Domestic

  • 25 South Western Road Twickenham TW1 1LG

    PA25/3596 Submitted 10 Oct 2025 31m away

    L-shaped rear dormer

    Refused Householder Loft or dormer 10 docs
    Domestic

In Richmond upon Thames

  • PA26/2452 Refused

    50 Fairfax Road Teddington TW11 9BZ

    Roof extension to create additional loft storey. Increase in height to eaves and ridge to part of existing roof.

    13 Jul 2026 Householder
  • PA26/3078 Awaiting decision

    64 FIRST AVENUE MORTLAKE LONDON SW14 8SR

    The demolition of the existing ground floor rear extension, construction of replacement ground floor rear extension and replacement windows to the rear of the property.

    4 Sep 2026 Householder
  • PA26/3057 Awaiting decision

    23, Manderlea, The Avenue, Hampton, TW12 3RN

    Single storey rear extension, single storey side extension, and the installation of an air conditioning unit

    3 Sep 2026 Householder
  • PA26/3068 Awaiting decision

    27 Ranelagh Avenue Barnes London SW13 0BL

    Single storey side return with a sloping rooflight. Incl replacement windows throughout.

    3 Sep 2026 Householder
  • PA26/3067 Awaiting decision

    27 Ranelagh Avenue Barnes London SW13 0BL

    Rear mansard roof extension.

    3 Sep 2026 Householder