47 Gonville Crescent Northolt UB5 4SH

1. 7 Aug 2026

   Received by Old Oak and Park Royal Development Corporation

2. 21 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 October 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 lawful development applications in a median of 54 days. More in our guide to how long planning decisions take.

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.

• 1 And 1A Gonville Crescent Northolt UB5 4SH

  262366FUL Submitted 12 Jun 2026 50 yards away

  Part single storey; part two storey rear extension to the existing dwelling (following demolition of existing conservatory and outbuilding); including roof extension incorporating alteration from hip to gable end and rear dormer roof extension; Construction of an attached two storey dwellinghouse (involving conversion of roofspace to habitable use) (following demolition of existing side extension), together with associated amenity space, cycle parking and refuse/recycling storage (following demolition of the existing side extension); replacement and installation of front door and windows to front and rear of existing dwellinghouse.

  Refused Full applications Extension Loft or dormer +2 16 docs
  Small domestic

• 1 And 1A Gonville Crescent Northolt UB5 4SH

  262366FUL Submitted 12 Jun 2026 50 yards away

  Part single storey; part two storey rear extension to the existing dwelling (following demolition of existing conservatory and outbuilding); including roof extension incorporating alteration from hip to gable end and rear dormer roof extension; Construction of an attached two storey dwellinghouse (involving conversion of roofspace to habitable use) (following demolition of existing side extension), together with associated amenity space, cycle parking and refuse/recycling storage (following demolition of the existing side extension); replacement and installation of front door and windows to front and rear of existing dwellinghouse.

  Refused Extension Loft or dormer +2 16 docs
  Small domestic

• 1 Gonville Crescent Northolt UB5 4SH

  261492PALHE Submitted 8 Apr 2026 50 yards away

  Single storey (Max 6m deep and Max 3.40m high) rear extension (42 days Prior Notification Process)

  Granted Prior approval Extension 6 docs
  Small domestic

• 1 Gonville Crescent Northolt UB5 4SH

  261491CPL Submitted 8 Apr 2026 50 yards away

  Alteration of roof from hip to gable end; rear roof extension incorporating juliet balcony and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Granted Lawful development Extension Loft or dormer 3 docs

• 1 Gonville Crescent Northolt UB5 4SH

  261492PALHE Submitted 8 Apr 2026 50 yards away

  Single storey (Max 6m deep and Max 3.40m high) rear extension (42 days Prior Notification Process)

  Granted Prior approval Extension 6 docs
  Small domestic

• 1 Gonville Crescent Northolt UB5 4SH

  261491CPL Submitted 8 Apr 2026 50 yards away

  Alteration of roof from hip to gable end; rear roof extension incorporating juliet balcony and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Granted Lawful development Extension Loft or dormer 3 docs

• 260648CPL Granted

  34 Beech Gardens Ealing W5 4AH

  Replacement of windows, external doors, fixtures and fittings including front entrance canopy, fascias and rainwater goods; and all other associated internal and external alterations and improvements (Regulation 3 - Application by London Borough of Ealing) (Lawful Development Certificate for a Proposed Development)

  Received 16 Feb, published by the council 3 Aug 2026 Lawful development
• 263024CPL Granted

  23 Marlow Road Southall UB2 4NS

  Rear roof extension and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 4 Aug, published by the council 21 Sep 2026 Lawful development
• 262853CPL Granted

  46 Matthews Road Greenford UB6 0SG

  Single storey rear garden outbuilding and new fence (Lawful Development Certificate for a Proposed Development)

  Received 21 Jul, published by the council 30 Aug 2026 Lawful development
• 260482CPE Granted

  191 Rydal Crescent Perivale UB6 8DY

  Use of a single dwellinghouse (Use Class C3) as a small House in Multiple Occupation (HMO) (Use Class C4) (Lawful Development Certificate for an Existing Use)

  Received 6 Feb, published by the council 3 Aug 2026 Lawful development
• 260721CPL Granted

  28 Beech Gardens Ealing W5 4AJ

  Replacement of windows, external doors, fixtures and fittings including front entrance canopy, fascias and rainwater goods; and all other associated internal and external alterations and improvements (Regulation 3 - Application by London Borough of Ealing) (Lawful Development Certificate for a Proposed Development)

  Received 20 Feb, published by the council 3 Aug 2026 Lawful development