21, Lime Grove, Twickenham, TW1 1EL

This site has had 3 applications since 2026: 1 approved, 1 refused.

• PA26/2417 Refused

  21 Lime Grove Twickenham TW1 1EL

  Single storey side addition and single storey rear extension to a single family house

  Decided 26 Aug 2026 Prior approval
• PA26/2416 Granted

  21 Lime Grove Twickenham TW1 1EL

  Formation of rooms in an adapted roof space with a rear roof dormer, hip to gable and installation of roof lights to front roof slope

  Decided 25 Aug 2026 Prior approval

1. 26 Aug 2026

   Received by Richmond upon Thames

2. 2 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 21 October 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 prior approval applications in a median of 43 days. More in our guide to how long planning decisions take.

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.

• 21 Lime Grove Twickenham TW1 1EL

  PA26/2417 Submitted 9 Jul 2026 50 yards away

  Single storey side addition and single storey rear extension to a single family house

  Refused Prior approval Extension 7 docs
  Small domestic

• 21 Lime Grove Twickenham TW1 1EL

  PA26/2416 Submitted 9 Jul 2026 50 yards away

  Formation of rooms in an adapted roof space with a rear roof dormer, hip to gable and installation of roof lights to front roof slope

  Granted Prior approval Loft or dormer 7 docs

• 1-8 Blyth Close Twickenham Richmond Upon Thames TW1

  04/3641/HOT Submitted 15 Nov 2004 50 yards away

  Replace Existing Single Glazed Timber Windows With New Powder Coated Aluminium Double Glazed Windows.

  Granted Householder Windows or glazing 30 docs
  Domestic

• 29 Lime Grove Twickenham Richmond Upon Thames TW1 1EL

  06/0445/PS192 Submitted 15 Feb 2006 50 yards away

  Proposed Hip To Gable Loft Conversion With Rear Dormer.

  Granted Prior approval Loft or dormer 10 docs

• 10 Lime Grove Twickenham Richmond Upon Thames TW1 1EL

  05/3336/HOT Submitted 9 Nov 2005 50 yards away

  Demolition Of Existing Detached Garage. Erection Of A Single Storey Side And Rear Extension And Extension Of Roof Incorporating Side And Rear Dormers.

  Granted Householder Extension Loft or dormer +1 5 docs
  Small domestic

• 10 Lime Grove Twickenham Richmond Upon Thames TW1 1EL

  05/0014/HOT Submitted 5 Jan 2005 50 yards away

  Demolition Of Existing Detached Garage; Erection Of A Single Storey Side Extension And Restructuring And Extension Of Roof Including Rear Dormer.

  Refused Householder Extension Loft or dormer +1 4 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