Planning application
37 South Western Road Twickenham TW1 1LG
Works: Extension Loft or dormer Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
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
As published by the council, reference PA25/4183
Application record
- Reference
- PA25/4183
- Type
- Section 192 Permitted Development
- Status
- Decided
- Decision
- Granted Permission
- Received
- 20 Nov 2025
- Validated
- 20 Nov 2025
- Decided
- 23 Jan 2026
- Ward
- St. Margarets & North Twickenham Ward [SMN]
- Decision by
- Delegated Decision
- 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.
-
PA25/4056 Granted
37 South Western Road Twickenham TW1 1LG
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.
Timeline
Dates from the published record
-
20 Nov 2025
Received by Richmond upon Thames
-
23 Jan 2026
Decision issued: Granted Permission
-
13 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
21 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Richmond upon Thames granted permission on 23 January 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 prior approval applications
Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
37 South Western Road Twickenham TW1 1LG
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.
Granted Householder Extension Loft or dormer +2 24 docsDomestic -
33 South Western Road Twickenham Richmond Upon Thames TW1 1LG
Proposed Single Storey Rear Extension.
Withdrawn Householder Extension 10 docsSmall domestic -
31, South Western Road, Twickenham, TW1 1LG
Proposed front bay window and single storey rear extension.
Granted Householder Extension Windows or glazing 8 docsSmall domestic -
27 South Western Road Twickenham TW1 1LG
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 docsDomestic -
32 South Western Road Twickenham Richmond Upon Thames TW1 1LQ
Proposed Loft Conversion And Rear Dormer Roof Extension.
Refused Householder Extension Loft or dormer 7 docsDomestic -
25 South Western Road Twickenham TW1 1LG
L-shaped rear dormer
Refused Householder Loft or dormer 10 docsDomestic
Other prior approval applications
In Richmond upon Thames
-
PA26/2437 Granted
119 Hampton Road Twickenham TW2 5QN
Erection of a single-storey rear extension and associated internal alterations.
-
PA26/2424 Granted
45 Selkirk Road Twickenham
Flat roof rear box dormer extension with wall tiles to match existing roof.
-
PA26/2409 Granted
15 Tudor Road Hampton TW12 2NH
Proposed single storey rear extension and rear ground floor opening alterations.
-
PA26/2615 Granted
30, Jubilee Avenue, Twickenham, TW2 6JB
Loft conversion with roof extension and proposed out building in the rear garden.
-
PA26/3058 Awaiting decision
253, Staines Road, Twickenham, TW2 5AY
Prior approval for larger household extension (6m depth, 2.3m eaves height, 4m overall height)