42 Westbury Road New Malden KT3 5BA

This site has had 3 applications since 2023: 2 approved, 1 refused.

• 23/02399/CPU Refused

  42 Westbury Road New Malden KT3 5BA

  Erection of hip to gable and rear dormer roof extension with Juliet balcony and installation of 3no. front rooflights to facilitate loft conversion

  Decided 30 Oct 2023 Lawful development
• 23/02398/HOU Granted

  42 Westbury Road New Malden KT3 5BA

  Demolition of rear conservatory and erection of single storey rear extension. Changes to fenestrations.

  Decided 1 Dec 2023 Householder

1. 16 Mar 2026

   Received by Kingston upon Thames

2. 20 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 1 Jun 2026

   Decision issued: Application Granted

4. 22 Aug 2026

   Added to PlanIndex

Kingston upon Thames granted permission on 1 June 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 42 Westbury Road New Malden KT3 5BA

  23/02399/CPU Submitted 4 Sep 2023 50 yards away

  Erection of hip to gable and rear dormer roof extension with Juliet balcony and installation of 3no. front rooflights to facilitate loft conversion

  Refused Lawful development Extension Loft or dormer 25 docs

• 42 Westbury Road New Malden KT3 5BA

  23/02398/HOU Submitted 4 Sep 2023 50 yards away

  Demolition of rear conservatory and erection of single storey rear extension. Changes to fenestrations.

  Granted Householder Extension Demolition 27 docs
  Small domestic

• 48 Westbury Road New Malden KT3 5AX

  23/02964/CPU Submitted 30 Oct 2023 50 yards away

  Erection of hip to gable and rear dormer roof extension with installation of 3no front rooflights to facilitate loft conversion

  Granted Lawful development Extension Loft or dormer 22 docs

• 25 Westbury Road New Malden KT3 5BA

  23/01655/FUL Submitted 20 Jun 2023 50 yards away

  Erection of single storey rear extension and changes to side fenestration.

  Refused Full applications Extension Windows or glazing 13 docs
  Small domestic

• 8 Eton Avenue New Malden KT3 5AZ

  25/01074/HOU Submitted 17 Apr 2025 50 yards away

  Erection of storey rear extension

  Granted Householder Extension 13 docs
  Domestic

• 50 Westbury Road New Malden KT3 5AX

  21/02092/CPU Submitted 29 Jun 2021 50 yards away

  Erection of single storey rear extension

  Refused Lawful development Extension 8 docs
  Small domestic

• 26/01541/CPU Granted

  81 Manor Drive North New Malden KT3 5PA

  Conversion of garage into a habitable space and all associated works.

  Received 14 Jul, published by the council 26 Jul 2026 Lawful development
• 26/01744/CPU Awaiting decision

  85 Barnfield Avenue Kingston Upon Thames KT2 5RG

  Demolition of the existing rear outbuilding shed and erection of a single storey rear detached outbuilding for home office and personal gym.

  Received 10 Aug, published by the council 10 Sep 2026 Lawful development
• 26/01468/CPU Granted

  112 Durlston Road Kingston Upon Thames KT2 5RU

  Erection of rear dormer roof extension and installation of 2nos front rooflights.

  Received 3 Jul, published by the council 26 Jul 2026 Lawful development
• 26/00979/CPU Granted

  4 Manston Grove Kingston Upon Thames KT2 5GF

  Erection of a single storey rear extension.

  Received 8 May, published by the council 12 Aug 2026 Lawful development
• 26/00883/CPU Refused

  3 Juniper Close Chessington KT9 2AX

  Conversion of garage to habitable room with changes to front fenestration

  Received 24 Apr, published by the council 26 Jul 2026 Lawful development