10 Duncan Grove Acton W3 7NN

This site has had 5 applications since 2025: 1 approved, 2 refused.

• 261071FUL Refused

  10 Duncan Grove Acton W3 7NN

  Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations

  Decided 6 May 2026 Full applications
• 260994CND Granted

  10 Duncan Grove Acton W3 7NN

  Details flood risk & sustainable drainage strategy plan pursuant to condition 6 of planning permission Ref: 251228HH dated 13.11.2025 'Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations'

  Decided 20 Apr 2026 Conditions
• 260366CND Awaiting decision

  10 Duncan Grove Acton W3 7NN

  Details of a demolition method statement and construction management plan pursuant to condition 4 of planning permission ref: 251228HH dated 13/11/2025 for: Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations

  Submitted 29 Jan 2026 Conditions
• 254483FUL Refused

  10 Duncan Grove Acton W3 7NN

  Conversion of a single dwellinghouse into three self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells to front and side; rear sunken garden; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations

  Decided 18 Feb 2026 Full applications

1. 14 Jul 2026

   Received by Old Oak and Park Royal Development Corporation

2. 30 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

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

   Old Oak and Park Royal Development Corporation took a median of 55 days over the applications it decided in the last year.

This application is with Old Oak and Park Royal Development Corporation for determination, against a statutory target of eight weeks. Over the last year Old Oak and Park Royal Development Corporation decided full applications in a median of 78 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 10 Duncan Grove Acton W3 7NN

  262772FUL Submitted 14 Jul 2026 50 yards away

  75% historically approved · decision due ~8 Sep

  Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations

  Awaiting decision Full applications Extension Loft or dormer +1 13 docs
  Small domestic

• 10 Duncan Grove Acton W3 7NN

  254483FUL Submitted 27 Nov 2025 50 yards away

  Conversion of a single dwellinghouse into three self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells to front and side; rear sunken garden; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations

  Refused Full applications Extension Loft or dormer +1 14 docs
  Small domestic

• 10 Duncan Grove Acton W3 7NN

  261071FUL Submitted 12 Mar 2026 50 yards away

  Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations

  Refused Full applications Extension Loft or dormer +1 14 docs
  Small domestic

• 10 Duncan Grove Acton W3 7NN

  260994CND Submitted 9 Mar 2026 50 yards away

  Details flood risk & sustainable drainage strategy plan pursuant to condition 6 of planning permission Ref: 251228HH dated 13.11.2025 'Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations'

  Granted Conditions Extension Demolition 6 docs
  Small domestic

• 10 Duncan Grove Acton W3 7NN

  260366CND Submitted 29 Jan 2026 50 yards away

  94% historically approved · decision due ~26 Mar

  Details of a demolition method statement and construction management plan pursuant to condition 4 of planning permission ref: 251228HH dated 13/11/2025 for: Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations

  Awaiting decision Conditions Extension Demolition 5 docs
  Small domestic

• 10 Duncan Grove Acton W3 7NN

  261071FUL Submitted 12 Mar 2026 50 yards away

  Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations

  Refused Full applications Extension Loft or dormer +1 14 docs
  Small domestic

• 262904FUL Granted

  139 Lady Margaret Road Southall UB1 2PS

  Conversion of existing dwellinghouse into 2 self-contained flats; ground floor rear infill extension

  Received 27 Jul, published by the council 10 Sep 2026 Full applications
• 262967FUL Granted

  5A Vernon Rise Greenford UB6 0EQ

  Alteration of roof from hip to gable end with installation of window to gable wall; rear roof extension; removal of side chimney and installation of two roof lights to front roofslope

  Received 31 Jul, published by the council 10 Sep 2026 Full applications
• 262968FUL Granted

  5A Vernon Rise Greenford UB6 0EQ

  Single storey rear extension

  Received 31 Jul, published by the council 10 Sep 2026 Full applications
• 262795FUL Granted

  31 Perryn Road Acton W3 7LS

  Reconversion of the existing property from two self-contained flats into a single family dwellinghouse; single storey rear/side extension; part first floor rear extension incorporating a Juliet balcony; front elevation infill extension to the porch and first floor above; alterations to the roof, installation of four side rooflights; alteration to front fenestration; associated refuse and cycle storage, landscaping and associated works (Following demolition of existing garage and rear extension)

  Received 16 Jul, published by the council 20 Aug 2026 Full applications
• 26/0170/FULOPDC Awaiting decision

  Unit 21 , Victoria Industrial Estate, Victoria Road, LONDON, W3 6UU

  Minor external alterations and the change of use from Class B8 to B2 and B8.

  Received 1 Oct, published by the council 6 Oct 2026 Full applications