23 Radnor Road Twickenham TW1 4NH

This site has had 3 applications since 2023: 1 approved, 1 refused.

• 23/0833/HOT Granted

  23 Radnor Road Twickenham TW1 4NH

  Single storey rear extension to replace existing conservatory.

  Decided 16 May 2023 Householder
• 23/0281/HOT Refused

  23 Radnor Road Twickenham TW1 4NH

  Single storey rear extension to replace existing conservatory.

  Decided 4 Apr 2023 Householder

1. 29 Mar 2023

   Received by Richmond upon Thames

2. 9 May 2023

   Decision issued: GPD Extension Conditional

3. 12 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.

• 23 Radnor Road Twickenham TW1 4NH

  23/0833/HOT Submitted 30 Mar 2023 50 yards away

  Single storey rear extension to replace existing conservatory.

  Granted Householder Extension 11 docs
  Small domestic

• 23 Radnor Road Twickenham TW1 4NH

  23/0281/HOT Submitted 30 Jan 2023 50 yards away

  Single storey rear extension to replace existing conservatory.

  Refused Householder Extension 12 docs
  Small domestic

• 21 Radnor Road Twickenham Richmond Upon Thames TW1 4NH

  05/3508/HOT Submitted 24 Nov 2005 50 yards away

  Proposed Two Storey Side Extension, Single Storey Rear Extension And Loft Conversion With Rear Dormer.

  Refused Householder Extension Loft or dormer 11 docs
  Small domestic

• 17 Radnor Road Twickenham TW1 4NH

  22/3287/HOT Submitted 2 Nov 2022 50 yards away

  Single storey rear extension with lean to roof, single storey side infill extension with lean to roof, squaring off the existing two storey rear extension and replacement of its fenestration, extending the rear of the existing first floor side extension to depth of the original house with flat roof and loft conversion with installation of a side and rear dormer with Juliet balcony.

  Granted Householder Extension Loft or dormer +1 33 docs
  Small domestic

• 50, Popes Grove, Twickenham, TW1 4JY

  PA26/2339 Submitted 3 Jul 2026 50 yards away

  86% historically approved · decision due ~2 Sep

  Demolition of an existing conservatory and erection of a replacement single storey extension.

  Awaiting decision Prior approval Extension Demolition 10 docs
  Small domestic

• 13 Radnor Road Twickenham Richmond Upon Thames TW1 4NH

  05/2111/ES191 Submitted 24 Jun 2005 50 yards away

  Proposed Single Storey Side/Rear Extension And Conversion Of Garage Into Study Imcorparating Replacement Of Garage Door With Windows.

  Granted Lawful development Extension Windows or glazing 14 docs
  Small domestic

• PA26/2683 Granted

  3, Pauline Crescent, Twickenham, TW2 6JD

  Single storey rear extension

  Received 31 Jul, published by the council 13 Aug 2026 Prior approval
• PA26/3420 Awaiting decision

  129 Lower Mortlake Road Richmond TW9 2LP

  Conversion of existing loftspace into habitable rooms with dormers to rear over main house and offshot

  Received 8 Oct, published by the council 12 Oct 2026 Prior approval
• PA26/3160 Granted

  2A Station Road Hampton Wick Middlesex KT1 4HG

  Repair of the front dormer cheeks, involving the replacement of the existing hanging slates with traditional lead.

  Received 11 Sep, published by the council 24 Sep 2026 Prior approval
• PA26/3423 Awaiting decision

  95 Selkirk Road Twickenham TW2 6PT

  Construction of single storey rear extension, 4.3m in depth, 3m in height and 3m in height to eaves.

  Received 6 Oct, published by the council 12 Oct 2026 Prior approval
• PA26/3389 Awaiting decision

  39, Shacklegate Lane, Teddington, TW11 8SF

  The existing 4.55 m deep ground-floor rear extension is to be extended by 1.45 m. The existing pitched roof will also be extended, with the overall height remaining unchanged (6m overall depth, 2.41m eaves height, 3.78m overall height).

  Received 5 Oct, published by the council 6 Oct 2026 Prior approval