51 Observatory Road East Sheen London SW14 7QB

1. 5 Jan 2026

   Received by Richmond upon Thames

2. 23 Feb 2026

   Decision issued: Granted Permission

3. 13 Aug 2026

   Added to PlanIndex

Richmond upon Thames granted permission on 23 February 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.

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.

• 57 Observatory Road East Sheen London SW14 7QB

  23/0120/HOT Submitted 16 Jan 2023 50 yards away

  Single storey rear extension and extension of existing raised patio

  Granted Householder Extension 20 docs
  Small domestic

• 38 Observatory Road East Sheen Richmond Upon Thames SW14 7QD

  04/1589/HOT Submitted 14 May 2004 50 yards away

  Roof hip to gable, rear dormer and ground floor rear extension.

  Granted Householder Extension Loft or dormer 10 docs
  Domestic

• 38 Observatory Road East Sheen Richmond Upon Thames SW14 7QD

  04/2237/PS192 Submitted 14 Jul 2004 50 yards away

  Ground floor rear extension and loft extension with rear dormer.

  Granted Prior approval Extension Loft or dormer

• 3 Palmerston Road East Sheen Richmond Upon Thames SW14 7QA

  05/3024/HOT Submitted 10 Oct 2005 50 yards away

  Single storey rear extension.

  Granted Householder Extension 5 docs
  Small domestic

• 17 Palmerston Road East Sheen London SW14 7QA

  24/2615/PS192 Submitted 17 Oct 2024 50 yards away

  Rear dormer extension with rooflights to the front roof slope.

  Refused Prior approval Extension Loft or dormer 18 docs

• 17 Palmerston Road East Sheen London SW14 7QA

  24/2601/HOT Submitted 16 Oct 2024 50 yards away

  Single storey rear extension.

  Granted Householder Extension 20 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