36 St Margarets Grove Twickenham TW1 1JG

1. 23 Feb 2023

   Received by Richmond upon Thames

2. 6 Mar 2023

   Validated

   Checked as complete and ready for consideration.

3. 25 Apr 2023

   Decision issued: Refused Permission

4. 2 Sep 2026

   Added to PlanIndex

Richmond upon Thames refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 46 St Margarets Grove Twickenham TW1 1JG

  24/2250/PS192 Submitted 9 Sep 2024 50 yards 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

• 37 St Margarets Grove Twickenham TW1 1JF

  24/1388/FUL Submitted 30 May 2024 50 yards away

  Construction of single storey rear extension at ground floor level including removal of existing two-storey rear addition to facilitate works. Associated works including creation of new window opening to the rear outrigger at first floor level (amended plans received).

  Granted Full applications Extension Windows or glazing 37 docs
  Small domestic

• 48 St Margarets Grove Twickenham TW1 1JG

  24/2573/PS192 Submitted 14 Oct 2024 50 yards away

  Replacement of main dormer and outrigger dormer extension

  Granted Prior approval Extension Loft or dormer 13 docs

• 25 South Western Road Twickenham TW1 1LG

  PA25/3596 Submitted 10 Oct 2025 50 yards away

  L-shaped rear dormer

  Refused Householder Loft or dormer 10 docs
  Domestic

• 22 St Margarets Grove Twickenham TW1 1JG

  PA26/1556 Submitted 6 May 2026 50 yards away

  84% historically approved · decision due ~14 Jul

  Two storey rear extension, internal alterations, and new fencing.

  Awaiting decision Householder Extension 17 docs
  Domestic

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

  PA26/0492 Submitted 13 Feb 2026 50 yards away

  Proposed front bay window and single storey rear extension.

  Granted Householder Extension Windows or glazing 8 docs
  Small domestic

• PA26/2361 Refused

  11, Waterloo Place, Richmond, TW9 1EB

  Single storey rear extension to replace existing rear extension.

  Received 6 Jul, published by the council 26 Jul 2026 Householder
• PA26/2869 Refused

  60, Castelnau, London, SW13 9EX

  Improvements to the front elevation, replacement of the coach house, replacement of the rear extensions, first and second floor rear extension and new basement excavation.

  Received 18 Aug, published by the council 23 Aug 2026 Householder
• PA26/2821 Granted

  192A, Sheen Lane, London, SW14 8LF

  Alterations to the existing dwelling, including enlarging existing window and door openings, replacement windows and doors, new rooflight openings, replacement rooflights in existing openings, rendering the external brickwork, installation of an air source heat pump, air conditioning unit and photovoltaic panels, installation of woodburner flue, removal of the brick chimney stack at roof level and replacement of a brick garden wall with a timber screen.

  Received 13 Aug, published by the council 23 Aug 2026 Householder
• PA26/2256 Refused

  36A Cambridge Park Twickenham TW1 2JU

  Erection of a detached domestic garage to serve the existing dwelling, positioned toward the front/side of the plot and associated frontage boundary alterations including replacement wall/fence/hedging treatment.

  Received 29 Jun, published by the council 23 Aug 2026 Householder
• PA26/2671 Granted

  30, The Avenue, Twickenham, TW1 1RY

  Demolition of garage, ground floor rear extension, ground floor side extension, new conservation rooflights to main roof and removal of one window.

  Received 31 Jul, published by the council 6 Aug 2026 Householder