41 Upper Grotto Road Twickenham TW1 4NG

1. 27 May 2026

   Received by Richmond upon Thames

2. 1 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 17 Jul 2026

   Decision issued: Granted Permission

4. 26 Jul 2026

   Added to PlanIndex

Richmond upon Thames granted permission on 17 July 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.

• 39 Upper Grotto Road Twickenham TW1 4NG

  PA26/0529 Submitted 16 Feb 2026 50 yards away

  Proposed single storey rear extension to detached house.

  Granted Householder New dwelling Extension 19 docs
  Small domestic

• 51 Upper Grotto Road Twickenham Richmond Upon Thames TW1 4NG

  05/1594/HOT Submitted 25 May 2005 50 yards away

  Proposed loft conversion

  Granted Householder Loft or dormer 10 docs
  Domestic

• 50 Upper Grotto Road Twickenham TW1 4NF

  24/2067/PS192 Submitted 14 Aug 2024 50 yards away

  Proposed roof conversion over the main and outrigger, the front slope of the roof will have 2 skylights.

  Granted Prior approval Extension 16 docs

• 50 Upper Grotto Road Twickenham TW1 4NF

  24/2066/HOT Submitted 14 Aug 2024 50 yards away

  Proposed single storey ground floor rear and side extension following demolition of existing rear extension.

  Granted Householder Extension Demolition 21 docs
  Small domestic

• 27 Upper Grotto Road Twickenham TW1 4NG

  23/0269/HOT Submitted 30 Jan 2023 50 yards away

  Demolition of conservatory and single-storey WC to rear. Construction of new single-storey rear extension.

  Granted Householder Extension Demolition 15 docs
  Small domestic

• 45 Popes Grove Twickenham Richmond Upon Thames TW1 4JZ

  05/2501/ES191 Submitted 18 Aug 2005 50 yards away

  Proposed loft conversion with rear mansard roof (no raised parapet wall).

  Granted Lawful development Loft or dormer 17 docs

• PA26/3174 Awaiting decision

  6 Fielding Mews Barnes London SW13 9EY

  Existing roof lantern to be replaced with flat skylight with the same dimensions and installation of skylight

  Received 14 Sep, published by the council 17 Sep 2026 Householder
• PA26/2509 Refused

  76, Milner Drive, Twickenham, TW2 7PJ

  New front porch to give access to the house from the front elevation. Brick up side door. New bi-fold doors to the rear and internal modifications to improve general access and circulation on the ground floor

  Received 20 Jul, published by the council 26 Jul 2026 Householder
• PA26/2531 Granted

  15 Wick Road Teddington TW11 9DN

  Proposed single storey rear infill extension.

  Received 21 Jul, published by the council 16 Aug 2026 Householder
• PA26/2549 Granted

  54A, Somerset Road, Teddington, TW11 8RY

  External alterations including the application of render, the installation of new first-floor rear windows and replacement of existing windows, replacement of the front door, the conversion and extension of the existing garage to residential use and the replacement of its door, and the construction of an infilling single-storey rear extension.

  Received 22 Jul, published by the council 26 Jul 2026 Householder
• PA26/2517 Granted

  61 Gordon Avenue Twickenham TW1 1NH

  Replacement of openings to rear elevation and modified rear elevation to side extension

  Received 20 Jul, published by the council 26 Jul 2026 Householder