11 Clarence Avenue New Malden KT3 3TZ

This site has had 2 applications since 2026: 1 approved, 0 refused.

• 26/01567/PAEXTF Granted

  11 Clarence Avenue New Malden KT3 3TZ

  Erection of single storey rear extension (6m in depth, maximum height of 3.3m and eaves height of 3m)

  Decided 14 Aug 2026

1. 7 Sep 2026

   Received by Kingston upon Thames

2. 28 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 29 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 23 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Kingston upon Thames took a median of 63 days over the applications it decided in the last year.

This application is with Kingston upon Thames for determination, against a statutory target of eight weeks. Over the last year Kingston upon Thames decided householder applications in a median of 72 days. More in our guide to how long planning decisions take.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 11 Clarence Avenue New Malden KT3 3TZ

  26/01567/PAEXTF Submitted 16 Jul 2026 50 yards away

  Erection of single storey rear extension (6m in depth, maximum height of 3.3m and eaves height of 3m)

  Granted Extension
  Small domestic

• 33 Clarence Avenue New Malden KT3 3TZ

  25/02038/CPU Submitted 1 Aug 2025 50 yards away

  Erection of hip to gable roof extension with rear dormer and juliet balcony, installation of 4nos front and 1 no side rooflights. Addition of 1 window to gable wall.

  Refused Lawful development Extension Loft or dormer +1 21 docs

• 33 Clarence Avenue New Malden KT3 3TZ

  25/02900/CPU Submitted 10 Nov 2025 50 yards away

  Erection of hip to gable roof extension with rear dormer and juliet balcony, installation of 3nos front and 1no side rooflight.

  Granted Lawful development Extension Loft or dormer 21 docs

• 31 Clarence Avenue New Malden KT3 3TZ

  21/00094/HOU Submitted 13 Jan 2021 50 yards away

  Erection of single storey rear extension with raised patio and front porch with associated changes to fenestration

  Granted Householder Extension Windows or glazing 17 docs
  Small domestic

• 31 Clarence Avenue New Malden KT3 3TZ

  21/00093/CPU Submitted 13 Jan 2021 50 yards away

  Erection of rear dormer roof extension (incorporating a juliet balcony) and installation of 2 no. windows to front roofslope

  Granted Lawful development Extension Loft or dormer +1 19 docs

• 43A Clarence Avenue New Malden KT3 3TZ

  21/02129/CPU Submitted 1 Jul 2021 50 yards away

  Erection of single storey rear extension

  Granted Lawful development Extension 6 docs
  Small domestic

• 26/02160/HOU Awaiting decision

  33 Cardinal Crescent New Malden KT3 3EF

  Removal of shed and erection of single storey outbuilding to rear

  Received 9 Oct, published by the council 22 Oct 2026 Householder
• 26/01662/HOU Granted

  30 The Ridings Surbiton KT5 8HQ

  Demolition of front porch and erection of single storey front porch extension. Changes to ground floor front and first floor rear fenestrations.

  Received 29 Jul, published by the council 1 Sep 2026 Householder
• 26/01696/HOU Granted

  1 Wolsey Drive Kingston Upon Thames KT2 5DP

  Erection of single storey side and rear extension.

  Received 31 Jul, published by the council 3 Sep 2026 Householder
• 26/01711/HOU Granted

  230 Canbury Park Road Kingston Upon Thames KT2 6LF

  Demolition of an existing rear extension and erection of a single storey rear extension.

  Received 4 Aug, published by the council 1 Sep 2026 Householder
• 26/02154/HOU Awaiting decision

  36 Norbiton Avenue Kingston Upon Thames KT1 3QR

  Erection of single storey rear/side extension

  Received 8 Oct, published by the council 21 Oct 2026 Householder