346 Winchcombe Road Carshalton SM5 1SB

1. 28 Oct 2025

   Received by Sutton

2. 10 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 5 Jan 2026

   Decision issued: Application Granted

4. 13 Aug 2026

   Added to PlanIndex

Sutton granted permission on 5 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.

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.

• 338 Middleton Road Carshalton SM5 1HA

  DM2026/00877 Submitted 20 Jul 2026 50 yards away

  Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.

  Granted Extension
  Small domestic

• 119 Waltham Road Carshalton SM5 1PS

  DM2025/01398 Submitted 10 Nov 2025 100 yards away

  Conversion of loft space involving a dormer extension at rear, a window to rear roofslope and rooflights to front roofslope. Alteration to the rear fenestration.

  Granted Outline Extension Loft or dormer +1 13 docs

• 119 Waltham Road Carshalton SM5 1PS

  DM2025/01399 Submitted 10 Nov 2025 100 yards away

  Erection of a single storey front extension.

  Granted Householder Extension 14 docs
  Small domestic

• 280 Middleton Road Carshalton SM5 1HA

  DM2021/02502 Submitted 20 Dec 2021 100 yards away

  Prior Approval for a single storey rear extension projecting from the rear of the original house by 4m.

  Granted Householder Extension 6 docs
  Small domestic

• 233 Winchcombe Road Carshalton SM5 1SG

  DM2026/00958 Submitted 11 Aug 2026 100 yards away

  88% historically approved · decision due ~15 Oct

  Erection of a single storey rear extension.

  Decided Extension 12 docs
  Small domestic

• 233 Winchcombe Road Carshalton SM5 1SG

  DM2026/00703 Submitted 10 Jun 2026 100 yards away

  88% historically approved · decision due ~5 Aug

  Prior Approval for a single storey rear extension projecting from the rear of the original house by 5.7m.

  Awaiting decision Extension
  Small domestic

• DM2026/00600 Granted

  5 Waterer Rise Wallington SM6 9DN

  Erection of front boundary gates with walls, piers and railings.

  Received 14 May, published by the council 25 Jul 2026 Householder
• DM2026/00764 Granted

  12 The Causeway Sutton SM2 5RS

  Erection of a single storey rear extension and provision of a raised rear terrace and steps, two dormer extensions to both front and rear roofslopes, alterations to roof of existing single storey side extension, partial conversion of garage into habitable room and alterations to fenestrations.

  Received 23 Jun, published by the council 25 Jul 2026 Householder
• DM2026/00544 Granted

  18 Cheviot Close Sutton SM2 5SB

  Erection of a single storey front, side and rear extension.

  Received 29 Apr, published by the council 25 Jul 2026 Householder
• DM2026/00083 Granted

  53 Oxford Road Carshalton SM5 3QZ

  Erection of a part one, part two storey side and rear extension. Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.

  Received 27 Jan, published by the council 27 Jul 2026 Householder
• DM2026/00644 Granted

  37 Farm Way Worcester Park KT4 8RZ

  Erection of a single storey rear extension and conversion of the garage to a habitable room with associated external works.

  Received 26 May, published by the council 25 Jul 2026 Householder