1 Portugal Gardens Twickenham TW2 5HE

1. 24 Aug 2026

   Received by Richmond upon Thames

2. 23 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 27 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 18 November 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 56 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.

• 3 Portugal Gardens Twickenham TW2 5HE

  23/0523/HOT Submitted 28 Feb 2023 50 yards away

  Single Storey Side Extension

  Granted Householder Extension 7 docs
  Small domestic

• 9, Augusta Road, Twickenham, TW2 5HW

  PA26/0076 Submitted 8 Jan 2026 50 yards away

  Single storey rear extension, 6m in depth, 3m in height and 2.9m in height to eaves.

  Granted Prior approval Extension 7 docs
  Small domestic

• 9 Augusta Road Twickenham

  PA25/4061 Submitted 10 Nov 2025 50 yards away

  Single storey rear extension, 5m in depth, 3m in height and 2.9m in height to eaves.

  Decided Prior approval Extension 6 docs
  Small domestic

• 187 Fulwell Park Avenue Twickenham TW2 5HD

  19/3580/PDE Submitted 25 Nov 2019 50 yards away

  Single storey rear extension (5m depth, 2.37m eaves height, 3.3m maximum height)

  Decided Prior approval Extension 6 docs
  Small domestic

• 86 Lisbon Avenue Twickenham TW2 5HN

  19/3103/PDE Submitted 14 Oct 2019 50 yards away

  Single-storey rear extension (3.15m depth, 2.8m eaves height, 3.7m maximum height).

  Decided Prior approval Extension 20 docs
  Small domestic

• 8 Augusta Road Twickenham TW2 5HW

  21/2418/PS192 Submitted 5 Jul 2021 50 yards away

  -Conversion of loft into habitable room including change of hip to gable with rear dormer and three roof lights at front -Single storey rear extension

  Refused Prior approval Extension Loft or dormer 15 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