22 St Margarets Grove Twickenham TW1 1JG

1. 6 May 2026

   Received by Richmond upon Thames

2. 19 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 26 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 14 July 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Richmond upon Thames took a median of 46 days over the applications it decided in the last year.

This application is with Richmond upon Thames for determination, against a statutory target of eight weeks. Over the last year Richmond upon Thames decided householder applications in a median of 55 days. More in our guide to how long planning decisions take.

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.

• 10 St Margarets Grove Twickenham TW1 1JG

  24/1940/HOT Submitted 30 Jul 2024 50 yards away

  EXTENSION OF GROUND FLOOR REAR EXTENSION. INFILL EXTENSION OF FIRST FLOOR.

  Granted Householder Extension 21 docs
  Domestic

• 6 St Margarets Grove Twickenham TW1 1JG

  23/0136/HOT Submitted 17 Jan 2023 50 yards away

  Proposed mansard roof extension with rooflights & internal reconfigurations

  Granted Householder Extension Loft or dormer 29 docs
  Domestic

• 36 St Margarets Grove Twickenham TW1 1JG

  23/0479/HOT Submitted 23 Feb 2023 50 yards away

  Single storey rear and side infill extension.

  Refused Householder Extension 11 docs
  Small domestic

• 9 St Margarets Grove Twickenham TW1 1JF

  22/3797/PS192 Submitted 27 Dec 2022 50 yards away

  Dormer roof extension to outrigger roof. New window and balustrade to existing rear dormer. Rooflight to front elevation

  Granted Prior approval Extension Loft or dormer +1 18 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

• 25 South Western Road Twickenham TW1 1LG

  PA26/0335 Submitted 2 Feb 2026 50 yards away

  Rear dormer roof extension above rear roof slope and outrigger (Retrospective)

  Granted Householder Extension Loft or dormer 13 docs
  Domestic

• 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