135 Cotterill Road Tolworth KT6 7UJ

This site has had 3 applications since 2025: 1 approved, 2 refused.

• 25/02042/HOU Refused

  135 Cotterill Road Tolworth KT6 7UJ

  Erection of rear dormer roof extension and installation of 1no. front roof light to facilitate loft conversion

  Decided 6 Oct 2025 Householder
• 25/01044/HOU Refused

  135 Cotterill Road Tolworth KT6 7UJ

  Erection of rear L-shaped dormer roof extension with installation of 1no. front rooflight

  Decided 18 Jun 2025 Householder

1. 12 Jun 2026

   Received by Kingston upon Thames

2. 22 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 26 Jul 2026

   Added to PlanIndex

4. 17 Aug 2026

   Decision issued: Application Granted

5. 23 Aug 2026

   Status changed to Granted

   Previously Pending Consideration.

Kingston upon Thames granted permission on 17 August 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.

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.

• 111 Cotterill Road Tolworth KT6 7UJ

  25/01038/CPU Submitted 14 Apr 2025 50 yards away

  Erection of rear dormer roof extension and installation of 3nos front rooflights. Floor plan redesign and all associated works.

  Granted Lawful development Extension Loft or dormer 7 docs

• 109 Cotterill Road Tolworth KT6 7UJ

  20/01450/CPU Submitted 25 Jun 2020 50 yards away

  Erection of rear dormer roof extension and installation of 2 x rooflights to front roofslope. Alterations to the soil and vent pipe.

  Granted Lawful development Extension Loft or dormer 7 docs

• 103 Cotterill Road Tolworth Surbiton KT6 7UJ

  22/01906/HOU Submitted 10 Jun 2022 50 yards away

  Erection of rear dormer roof extension with installation of 2no front rooflights to facilitate loft conversion. Installation of solar panels and green roof. Associated changes to fenestration

  Granted Householder Extension Loft or dormer +1 17 docs
  Domestic

• 103 Cotterill Road Tolworth Surbiton KT6 7UJ

  22/00018/HOU Submitted 5 Jan 2022 50 yards away

  Erection of rear dormer roof extension with installation of 2no front rooflights to facilitate loft conversion. Associated changes to fenestration. Installation of air source heat pumps and solar panels to rear roof

  Refused Householder Extension Loft or dormer +1 16 docs
  Domestic

• 125 Cotterill Road Tolworth Surbiton KT6 7UJ

  21/01939/HOU Submitted 16 Jun 2021 50 yards away

  Erection of single storey side/rear extension with associated changes to fenestration

  Granted Householder Extension Windows or glazing 8 docs
  Small domestic

• 116 Cotterill Road Tolworth Surbiton KT6 7UL

  22/00374/CPU Submitted 7 Feb 2022 50 yards away

  Erection of hip to gable roof extension with rear dormer and installation of 2 nos front roof lights to facilitate loft conversion.

  Granted Lawful development Extension Loft or dormer 10 docs

• 26/02192/HOU Awaiting decision

  24 Cobham Road Kingston Upon Thames KT1 3AF

  Demolition of rear conservatory and erection of single storey rear extension

  Received 13 Oct, published by the council 27 Oct 2026 Householder
• 26/02169/HOU Awaiting decision

  87 Hook Rise South Chessington KT6 7NA

  Erection of single-storey part front and single-storey part rear extension, demolition of rear outbuilding and erection of replacement detached outbuilding. Changes to fenestrations and addition of 2nos. side windows, with internal and external alterations.

  Received 12 Oct, published by the council 26 Oct 2026 Householder
• 26/02167/HOU Awaiting decision

  55 St Albans Road Kingston Upon Thames KT2 5HH

  Erection of hip to gable and rear dormer roof extension with installation of 2nos. front rooflights to facilitate loft conversion.

  Received 12 Oct, published by the council 26 Oct 2026 Householder
• 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