11 Cobbett Road Twickenham TW2 6EN

1. 10 Apr 2023

   Received by Richmond upon Thames

2. 18 May 2023

   Decision issued: GPD Extension Conditional

3. 24 Sep 2026

   Added to PlanIndex

Richmond upon Thames has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

• 3 Cobbett Road Twickenham Richmond Upon Thames TW2 6EN

  05/0808/PS192 Submitted 16 Mar 2005 50 yards away

  Proposed Front Porch Extension.

  Granted Prior approval Extension 7 docs
  Small domestic

• 3 Cobbett Road Twickenham Richmond Upon Thames TW2 6EN

  05/0110/PS192 Submitted 17 Jan 2005 50 yards away

  Proposed Single Storey Rear Extension.

  Granted Prior approval Extension 6 docs
  Small domestic

• 2 Cobbett Road Twickenham Richmond Upon Thames TW2 6EN

  05/2713/PS192 Submitted 9 Sep 2005 50 yards away

  Proposed division of one large room into two seperate rooms and replacement of the existing large window into two seperate windows, one for each room.

  Granted Prior approval Windows or glazing 5 docs

• 65 Longford Road Twickenham TW2 6EB

  19/3503/PDE Submitted 15 Nov 2019 100 yards away

  Single storey rear extension (4m depth, 2.5m eaves height, 3.5m maximum height)

  Decided Prior approval Extension 6 docs
  Small domestic

• 20 Warburton Road Twickenham TW2 6EP

  21/2020/PS192 Submitted 4 Jun 2021 150 yards away

  Construction of new rear facing dormer loft extension

  Granted Prior approval Extension Loft or dormer 7 docs

• 149 Hospital Bridge Road Twickenham TW2 6LE

  20/0520/FUL Submitted 21 Feb 2020 150 yards away

  Conversion of semi-detached property to 2 flats, 1 bedroom flat and 2 bedroom flat.

  Refused Full applications New dwelling 20 docs
  Several homes

• PA26/2799 Granted

  50, Washington Road, London, SW13 9BH

  Extend width of the dormer to become set back 200mm from the side wall. Setback from rear eaves unchanged.

  Received 11 Aug, published by the council 16 Aug 2026 Prior approval
• PA26/2423 Granted

  Old Ryde House 393 Richmond Road Twickenham

  Use of the Property as a nursery

  Received 10 Jul, published by the council 26 Jul 2026 Prior approval
• PA26/2796 Decided

  65 Conway Road Whitton TW4 5LW

  Proposed single storey rear extension (8m depth, 2.7m eaves height, 2.85m overall height)

  Received 10 Aug, published by the council 13 Aug 2026 Prior approval
• PA26/2557 Granted

  50, Powder Mill Lane, Twickenham, TW2 6ED

  Single storey rear extension, 6m in depth, 3.65m in height and 2.5m in height to eaves.

  Received 22 Jul, published by the council 23 Aug 2026 Prior approval
• PA26/3242 Awaiting decision

  115 Haliburton Road Twickenham Middlesex TW1 1PE

  L-shape rear dormer roof extensions. Rooflights to front elevations, changes to upper floor rear windows.

  Received 18 Sep, published by the council 24 Sep 2026 Prior approval