Planning application
4 Letchworth Street SW17 8SX
Works: Extension Small 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
Alterations including erection of single-storey rear/side extension.
As published by the council, reference 2025/3171
Application record
- Reference
- 2025/3171
- Type
- Householder
- Status
- FINAL DECISION
- Decision
- Approve with Conditions
- Received
- 11 Sep 2025
- Validated
- 25 Sep 2025
- Decided
- 12 Nov 2025
- Ward
- Tooting Bec
- Decision by
- Delegated Standard
- Postcode
- SW17 8SX
Site history
Applications at this address on the Wandsworth register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
2025/3204 Granted
4 Letchworth Street SW17 8SX
Alterations including erection of a dormer extension to main rear roof and extension above two storey back addition.
Timeline
Dates from the published record
-
11 Sep 2025
Received by Wandsworth
-
25 Sep 2025
Validated
Checked as complete and ready for consideration.
-
12 Nov 2025
Decision issued: Approve with Conditions
-
10 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
11 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
Wandsworth granted permission on 12 November 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.
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
-
4 Letchworth Street SW17 8SX
Alterations including erection of a dormer extension to main rear roof and extension above two storey back addition.
Granted Lawful development Extension Loft or dormer 10 docs -
231 Upper Tooting Road SW17 7TG
Alterations including erection of mansard extension to main rear roof slope and extension above two-storey rear addition with formation of roof terrace with 1.7m obscured glazed screen surround.
Granted Extension Loft or dormer +1 -
231 Upper Tooting Road SW17 7TG
89% historically approved · decision due ~2 Nov
Installation of an extraction system for restaurant (Class E) above ground floor rear addition.
Awaiting decision -
Flat A and First and Second floor Flat 19 Kellino Street SW17 8SY
89% historically approved · decision due ~15 Oct
Alterations including erection of an extension over roof of first floor back addition. Erection of ground floor rear extension.
Awaiting decision Extension -
Flat Ground Floor 43 Kellino Street SW17 8SY
89% historically approved · decision due ~2 Nov
Alterations including installation of windows to side elevation and installation of bi-folding doors to rear elevation.
Awaiting decision Windows or glazing -
225 Upper Tooting Road SW17 7TG
Alterations including erection of replacement shopfront. (retrospective)
Granted Full applications Windows or glazing 7 docs
Other householder applications
In Wandsworth
-
2026/0398 Granted
65 West Hill Road SW18 1LE
Erection of two, single-storey outbuildings (studio and garden/swimming pool room) ancillary to main house located in rear garden.
-
2025/4355 Granted
44 Endlesham Road SW12 8JL
Alterations including erection of side and rear roof extension to main rear roof and extension above part of two-storey back addition (with French doors and glazed safety screen). Installlation of solar panels to roof of extension.
-
2026/3027 Withdrawn
10 Gamlen Road SW15 1AB
Alterations including erection of a mansard extension (with French doors and safety railings) to the main rear roof, including raising the ridge by 100mm, installation of two rooflights to front roofslope, installation of a new pitched roof and patio doors to the existing single storey rear extension. Revisions to planning permission 2026/1990, to include reduction of rear extension rooflights from three to two; addition of one conservation rooflight to the front roof slope above the stairwell; and improvements to the front garden and boundary treatment, including a new brick boundary wall, planting, path and paving, cycle store, and external redecoration.
-
2026/3038 Withdrawn
43 Sistova Road SW12 9QR
Erection of 3m high timber boudary fence.
-
2026/3026 Withdrawn
6 Rockland Road SW15 2LN
Installation of UPVC double glazed sash windows.