42 Onslow Gardens South Croydon CR2 9AT

1. 6 Oct 2026

   Received by Croydon

2. 7 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 2 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Croydon took a median of 56 days over the applications it decided in the last year.

This application is with Croydon for determination, against a statutory target of eight weeks. Over the last year Croydon decided householder applications in a median of 66 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.

• 1 Stanley Gardens South Croydon CR2 9AH

  21/02531/HSE Submitted 14 May 2021 100 yards away

  Erection of two storey side/rear extension and single storey side/rear extension; increase in main roof ridge height with crown roof and loft conversion to include rear dormer and insertion of 4 no. rooflights in the roof slope.

  Refused Householder Extension Loft or dormer +1 13 docs
  Small domestic

• 40 Onslow Gardens South Croydon CR2 9AT

  21/03347/FUL Submitted 22 Jun 2021 100 yards away

  Detached two storey three bedroom dwelling to the rear of 40 Onslow Gardens with attached garage, a driveway, front and rear gardens.

  Granted Full applications 25 docs
  Domestic

• 15 Onslow Gardens South Croydon CR2 9AD

  24/03708/HSE Submitted 29 Oct 2024 150 yards away

  Alterations, erection of dormer extension on the front roof slope, erection of two storey side extension and single storey side and rear extensions

  Granted Householder Extension Loft or dormer 17 docs
  Small domestic

• 5 Cranleigh Gardens South Croydon CR2 9LD

  26/01930/LP Submitted 6 Jul 2026 200 yards away

  Conversion of existing garage to habitable room, including provision of replacement windows

  Decided Windows or glazing 8 docs

• 20 Cranleigh Gardens South Croydon CR2 9LD

  23/01258/HSE Submitted 29 Mar 2023 250 yards away

  Alterations; demolition of garage and erection of ground floor front, side and rear wraparound extension and first floor rear extension with associated changes to fenestration.

  Refused Householder Extension Demolition +1 8 docs
  Domestic

• 44 Riding Hill South Croydon CR2 9LN

  23/01585/TRE Submitted 24 Apr 2023 250 yards away

  T1, Beech - To crown raise to 4.5m T2, Beech - To crown raise to 4.5m (TPO 163)

  Granted Trees 6 docs

• 26/02595/HSE Decided

  14 Whitgift Avenue South Croydon CR2 6AY

  Proposed roof, rooflight and facade changes to previously approved applications (Ref: 24/03236/HSE and Ref: 24/03235/GPDO) at 14 Whitgift Avenue

  Received 9 Sep, published by the council 22 Sep 2026 Householder
• 26/02164/HSE Decided

  71 Avondale Road South Croydon CR2 6JE

  Retention of garden structure.

  Received 30 Jul, published by the council 15 Sep 2026 Householder
• 26/01653/HSE Decided

  86 Westfield Avenue South Croydon CR2 9JW

  Alterations, demolition of existing garage, erection of single storey side extension, reconfiguration of roof including front, side, and rear dormer extensions to provide first floor and provision of 4x rooflights in side roof slope

  Received 8 Jun, published by the council 28 Aug 2026 Householder
• 26/02092/HSE Decided

  60 Elmfield Way South Croydon CR2 0EE

  Erection of a single storey rear/side extension and first floor front/side extension.

  Received 21 Jul, published by the council 8 Aug 2026 Householder
• 26/02472/HSE Decided

  99 Downlands Road Purley CR8 4JJ

  Alterations, erection of additional storey with rear dormer window, two-storey side/rear extension, and front porch canopy

  Received 1 Sep, published by the council 7 Sep 2026 Householder