20 Cawdor Crescent Hanwell W7 2DD

1. 2 Jul 2026

   Received by Old Oak and Park Royal Development Corporation

2. 23 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 27 Jul 2026

   Added to PlanIndex

4. 10 Sep 2026

   Status changed to Awaiting decision

   Previously Pending Consideration.

5. Decision

   Awaiting decision

   Decision expected by 17 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 householder applications in a median of 59 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.

• 20 Cawdor Crescent Hanwell W7 2DD

  262641HH Submitted 2 Jul 2026 2m away

  Conversion of garage into a habitable room involving the insertion of a window in lieu of the garage door; single storey side/rear extension (following demolition of part demolition of existing rear/side extension; alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roofslope; installation of heat pump to rear elevation; removal of chimney from side and front roof; internal and external alterations

  Granted Extension Loft or dormer +2 5 docs
  Small domestic

• 171 Clitherow Avenue Hanwell London W7 2BU

  194738CPL Submitted 6 Nov 2019 70m away

  Single storey rear extension (following demolition of single storey rear extension); alteration of roof from hip to gable end; rear roof extension; and installation of three roof lights to front roof slope (Lawful Development Certificate for a Proposed Development)

  Refused Lawful development Extension Loft or dormer +1 4 docs
  Small domestic

• 29 Cawdor Crescent Hanwell London W7 2DA

  214555CPL Submitted 5 Jul 2021 94m away

  Alteration of roof from hip-to-gable; rear roof extension; installation of three rooflights to front roofslope; alterations of fenestration to side elevation including one additional window (Lawful Development Certificate for a Proposed Development).

  Refused Lawful development Extension Loft or dormer +1 5 docs

• 29 Cawdor Crescent Hanwell London W7 2DA

  214555CPL Submitted 5 Jul 2021 94m away

  Alteration of roof from hip-to-gable; rear roof extension; installation of three rooflights to front roofslope; alterations of fenestration to side elevation including one additional window (Lawful Development Certificate for a Proposed Development).

  Refused Lawful development Extension Loft or dormer +1 5 docs

• 25 Chalfont Way West Ealing London W13 9XN

  194772CPL Submitted 7 Nov 2019 115m away

  Alteration of roof from hip to gable end; rear roof extension; installation of two roof lights to front roof slope; and installation of a new window to second floor side elevation (Lawful Development Certificate for a Proposed Development)

  Granted Lawful development Extension Loft or dormer +1 5 docs

• 25 Chalfont Way West Ealing London W13 9XN

  194826PALHE Submitted 7 Nov 2019 115m away

  Single storey (Max 4m deep and Max 3.717m high) rear extension (42 days Prior Notification Process)

  Granted Prior approval Extension 4 docs
  Small domestic

• 262218HH Granted

  67 Woodfield Road Ealing W5 1SR

  Rear roof extension; installation of a rooflight on the rear roof slope; and associated internal and external alterations

  2 Jun 2026 Householder
• 261961HH Granted

  28 Ludlow Road Ealing W5 1NY

  Replacement of existing single glazed windows and doors with double glazed and internal amendments

  12 May 2026 Householder
• 261866HH Granted

  33 Carlton Road Chiswick W4 5DY

  Single-storey side and rear extension; extension to the rear roof to form a second floor above the existing outrigger (including the construction of a new wall along the side elevation to support the structure); installation of one rooflight within the existing rear roof dormer; alterations to fenestration involving the replacement of an existing rear window with a door; and Formation of a new window and door opening associated with a porch canopy in the side elevation at ground-floor level.

  6 May 2026 Householder
• 262779HH Refused

  14 Summit Road Northolt UB5 5HJ

  Two storey side extension; part single, part two storey rear extension (following demolition of existing single-storey rear extension); alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony and installation of three rooflights to front roofslope

  15 Jul 2026 Householder
• 262778HH Refused

  406 Lady Margaret Road Southall UB1 2NL

  Part single, part two-storey side/rear extension (following demolition of existing single-storey side extension); front porch extension (following demolition of existing front porch); alteration of roof from hip to gable end; rear roof extension, and installation of two rooflights to front roofslope

  14 Jul 2026 Householder