23 Grasmere Avenue Whitton Hounslow TW3 2JG

1. 8 Jun 2026

   Received by Richmond upon Thames

2. 17 Jul 2026

   Decision issued: GPD Extension Conditional

3. 26 Jul 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.

• 33 Grasmere Avenue Whitton Richmond Upon Thames TW3 2JG

  PA25/3553 Submitted 7 Oct 2025 50 yards away

  Loft conversion and outbuilding

  Granted Prior approval Loft or dormer 11 docs

• 14 Grasmere Avenue Whitton Richmond Upon Thames TW3 2JQ

  06/0550/HOT Submitted 20 Feb 2006 50 yards away

  Proposed extension to first floor room and garage at front and erection of a rear conservatory.

  Withdrawn Householder Extension 9 docs
  Small domestic

• 14 Grasmere Avenue Whitton Richmond Upon Thames TW3 2JQ

  05/3786/HOT Submitted 13 Dec 2005 50 yards away

  Extension of existing dormer roof, extension to first floor room and garage at front, and rear conservatory.

  Withdrawn Householder Extension Loft or dormer 8 docs
  Small domestic

• 37 Grasmere Avenue Whitton Hounslow TW3 2JG

  23/0306/PS192 Submitted 2 Feb 2023 50 yards away

  erection of a single-storey outbuilding in the rear garden.

  Granted Prior approval 6 docs
  Small domestic

• Kerswell Hall Wills Crescent Whitton Richmond Upon Thames TW3 2JF

  05/1911/FUL Submitted 23 Jun 2005 50 yards away

  Proposal to erect 2.4m high palisade fence around the perimeter of the site.

  Granted Full applications 7 docs
  Small domestic

• 2 Grasmere Avenue Whitton Hounslow TW3 2JQ

  PA26/3107 Submitted 7 Sep 2026 50 yards away

  86% historically approved · decision due ~2 Nov

  Single storey rear extension (5.2m depth, 2.9 eaves height, 3m overall height)

  Awaiting decision Prior approval Extension 6 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