48 St Margarets Grove Twickenham TW1 1JG

1. 14 Oct 2024

   Received by Richmond upon Thames

2. 9 Dec 2024

   Decision issued: Granted Permission

3. 27 Aug 2026

   Added to PlanIndex

Richmond upon Thames granted permission on 9 December 2024, 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.

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.

• 46 St Margarets Grove Twickenham TW1 1JG

  24/2250/PS192 Submitted 9 Sep 2024 3m away

  EXTEND EXISTING OUTRIGGER DORMER TOWARDS REAR OF PROPERTY TO WITHIN 200mm OF REAR WALL OF OUTRIGGER

  Granted Prior approval Extension Loft or dormer 11 docs

• 36 St Margarets Grove Twickenham TW1 1JG

  23/0479/HOT Submitted 23 Feb 2023 29m away

  Single storey rear and side infill extension.

  Refused Householder Extension 11 docs
  Small domestic

• 51 St Margarets Grove Twickenham Richmond Upon Thames TW1 1JF

  05/1106/ES191 Submitted 14 Apr 2005 30m away

  Retention of rear dormer

  Granted Lawful development Loft or dormer 4 docs

• 37 South Western Road Twickenham TW1 1LG

  PA25/4183 Submitted 20 Nov 2025 33m 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

• 37 South Western Road Twickenham TW1 1LG

  PA25/4056 Submitted 10 Nov 2025 33m away

  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 docs
  Domestic

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

  PA26/0492 Submitted 13 Feb 2026 37m away

  Proposed front bay window and single storey rear extension.

  Granted Householder Extension Windows or glazing 8 docs
  Small domestic

• PA26/2437 Granted

  119 Hampton Road Twickenham TW2 5QN

  Erection of a single-storey rear extension and associated internal alterations.

  13 Jul 2026 Prior approval
• PA26/2424 Granted

  45 Selkirk Road Twickenham

  Flat roof rear box dormer extension with wall tiles to match existing roof.

  10 Jul 2026 Prior approval
• PA26/2409 Granted

  15 Tudor Road Hampton TW12 2NH

  Proposed single storey rear extension and rear ground floor opening alterations.

  9 Jul 2026 Prior approval
• PA26/2615 Granted

  30, Jubilee Avenue, Twickenham, TW2 6JB

  Loft conversion with roof extension and proposed out building in the rear garden.

  27 Jul 2026 Prior approval
• 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)

  2 Sep 2026 Prior approval