448 Chertsey Road Twickenham

This site has had 2 applications since 2025: 1 approved, 1 refused.

• PA25/2946 Refused

  448 Chertsey Road Twickenham

  Hip to gable and rear dormer roof extensions and a single storey rear extension

  Decided 12 Sep 2025 Prior approval

1. 13 Oct 2025

   Received by Richmond upon Thames

2. 11 Nov 2025

   Decision issued: Granted Permission

3. 13 Aug 2026

   Added to PlanIndex

Richmond upon Thames granted permission on 11 November 2025, 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.

• 448 Chertsey Road Twickenham

  PA25/2946 Submitted 26 Aug 2025 50 yards away

  Hip to gable and rear dormer roof extensions and a single storey rear extension

  Refused Prior approval Extension Loft or dormer 12 docs
  Small domestic

• 446, Chertsey Road, Twickenham, TW2 6LP

  PA25/3526 Submitted 7 Oct 2025 50 yards away

  Single storey rear extension following demolition of existing rear extension (6m depth, 2.82m eaves height, 3.95m overall height)

  Granted Prior approval Extension Demolition 14 docs
  Small domestic

• 446, Chertsey Road, Twickenham, TW2 6LP

  PA25/4247 Submitted 27 Nov 2025 50 yards away

  Single storey rear extension

  Granted Householder Extension 14 docs
  Small domestic

• 74, Devon Avenue, Twickenham, TW2 6PW

  PA25/4201 Submitted 24 Nov 2025 50 yards away

  Rear dormer roof extension to form a loft conversion with two rooflights in the front

  Granted Prior approval Extension Loft or dormer 7 docs

• 454 Chertsey Road Twickenham Richmond Upon Thames TW2 6LR

  04/2465/HOT Submitted 2 Aug 2004 50 yards away

  Proposed Two Storey Side Extension And Single Storey Rear Extension.

  Refused Householder Extension 11 docs
  Small domestic

• 456 Chertsey Road Twickenham TW2 6LR

  PA26/1580 Submitted 7 May 2026 50 yards away

  Proposed extension to existing side/rear dormer and a front porch extension.

  Refused Householder Extension Loft or dormer 9 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