23 Ardross Avenue Northwood HA6 3DS

This site has had 2 applications since 2023: 2 approved, 0 refused.

• 23/1854/PDE Granted

  23 Ardross Avenue Northwood HA6 3DS

  Prior Approval: Single storey rear extension (depth 7.5 metres, maximum height 3 metres and eaves height 3 metres)

  Decided 27 Nov 2023 Outline

1. 29 Jul 2024

   Received by Three Rivers

2. 30 Jul 2024

   Validated

   Checked as complete and ready for consideration.

3. 12 Sep 2024

   Decision issued: approved

4. 1 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 12 September 2024, 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.

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.

• 23 Ardross Avenue Northwood HA6 3DS

  23/1854/PDE Submitted 2 Nov 2023 50 yards away

  Prior Approval: Single storey rear extension (depth 7.5 metres, maximum height 3 metres and eaves height 3 metres)

  Granted Outline Extension 10 docs
  Small domestic

• 25 Ardross Avenue Northwood HA6 3DS

  22/1511/PDE Submitted 8 Aug 2022 50 yards away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 4 metres, maximum eaves height 2.90 metres)

  Granted Outline Extension 6 docs
  Small domestic

• 25 Ardross Avenue Northwood HA6 3DS

  24/0676/RSP Submitted 25 Apr 2024 50 yards away

  Retrospective: Alterations to the roof of single storey side extension from flat to pitched roof and alterations to front porch roof; alterations to fenestration.

  Granted Amendments Extension Roofing +1 14 docs
  Small domestic

• 20 Ardross Avenue Northwood HA6 3DS

  18/1544/RSP Submitted 26 Jul 2018 50 yards away

  Retrospective: Retention of existing openable side windows in ground floor extension.

  Granted Amendments Extension Windows or glazing 8 docs

• 17 Ardross Avenue Northwood HA6 3DS

  23/1980/RSP Submitted 22 Nov 2023 100 yards away

  Part Retrospective: Construction of first floor side and rear extension including juliet balconies and alterations to roof including removal of existing dormers and chimneys and extension to roof form, rooflights and conversion of garage into habitable accommodation including a new pitched roof, alterations to fenestration and alterations to frontage to provide additional parking

  Granted Amendments Extension Loft or dormer +2 19 docs

• 4 Shelley Close Northwood HA6 3HX

  21/2864/FUL Submitted 17 Dec 2021 100 yards away

  Two storey rear extension

  Granted Full applications Extension 14 docs

• 26/1350/FUL Granted

  26 Ebury Road Rickmansworth Hertfordshire WD3 1BN

  Conversion of ground floor storage space to habitable accommodation; alterations to the fenestration

  Received 21 Aug, published by the council 1 Sep 2026 Full applications
• 26/1654/FUL Awaiting decision

  47 Carpenders Avenue Carpenders Park Watford Hertfordshire WD19 5BS

  Re-location of entrance and construction of front porch

  Received 16 Oct, published by the council 21 Oct 2026 Full applications
• 26/1220/FUL Refused

  28A Sandy Lodge Way Northwood HA6 2AS

  Substantial demolition of the existing dwelling and the part single part two storey front and rear extensions; replacement of roof to include second level accommodation; installation of rooflights; alteration to the fenestration and alteration to external materials.

  Received 30 Jul, published by the council 19 Aug 2026 Full applications
• 26/1627/FUL Awaiting decision

  Marthas Vineyard Violet Way Loudwater Rickmansworth Hertfordshire WD3 4JP

  Demolition of rear porch; construction of two storey side extensions; construction of front entry porch; conversion of garage into habitable accommodation; removal of six trees; alterations to the fenestration; internal alterations

  Received 12 Oct, published by the council 15 Oct 2026 Full applications
• 26/0151/FUL Granted

  Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP

  Removal of condition 13 (M25 Junction 21a Improvements) of planning permission 25/1308/FUL

  Received 30 Jan, published by the council 24 Jul 2026 Full applications