13 St Marys Avenue Northwood HA6 3AY

1. 3 May 2024

   Received by Three Rivers

2. 14 Jun 2024

   Decision issued: no objection

3. 19 Aug 2026

   Added to PlanIndex

Three Rivers granted permission on 14 June 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.

An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.

• 6 St Marys Avenue Northwood HA6 3AZ

  21/1268/FUL Submitted 14 May 2021 100 yards away

  Part single-storey, part two-storey front, side and rear extensions; loft conversion including gable extensions and rear roof extensions including insertion of rear dormer and rooflights

  Refused Full applications Extension Loft or dormer 16 docs
  Small domestic

• 4 St Marys Avenue Northwood HA6 3AZ

  19/2426/FUL Submitted 16 Dec 2019 100 yards away

  Part single / part two storey rear extension, single storey infill extension extensions to roof including insertion of dormers, single storey front extension and alternations to fenestration

  Granted Full applications Extension Loft or dormer +1 15 docs
  Small domestic

• 4 St Marys Avenue Northwood HA6 3AZ

  20/0462/DIS Submitted 2 Mar 2020 100 yards away

  Discharge of Conditions 7 (Tree Method Statement) pursuant to planning permission 19/2426/FUL

  Decided Conditions Trees 6 docs

• 25 St Marys Avenue Northwood Hertfordshire HA6 3AY

  22/0159/FUL Submitted 2 Feb 2022 100 yards away

  Two storey and single storey rear extensions, first floor side extension, alterations to roof of existing ground floor extension and loft conversion including roof alterations and extensions and insertion of rooflights and rear dormer, alterations to materials and fenestration detail.

  Granted Full applications Extension Loft or dormer +2 36 docs
  Small domestic

• 53 St Marys Avenue Northwood HA6 3AY

  26/0935/FUL Submitted 8 Jun 2026 150 yards away

  89% historically approved · decision due ~4 Aug

  Construction of single storey rear extension with roof lantern, installation of window to side elevation

  Decided Full applications Extension Windows or glazing
  Small domestic

• 51 Eastbury Road Watford WD19 4JN

  23/00068/CTR Submitted 31 Jan 2023 150 yards away

  Notification of Change of use from Commercial, Business and Service (Use Class E) to Dwellinghouses (Use Class C3)

  Decided Outline 4 docs

• 26/1422/OUT Awaiting decision

  156 The Drive Rickmansworth Hertfordshire WD3 4DH

  Outline application: Construction of 2no. detached two-storey, self build dwellings, to the rear of No.156 The Drive with associated access, parking and landscaping works (Appearance and Scale reserved matters)

  Received 7 Sep, published by the council 18 Sep 2026 Outline
• 26/1077/PDE Withdrawn

  36 Girton Way Croxley Green Rickmansworth Hertfordshire WD3 3QN

  Prior Approval: Single storey rear extension (depth 5.75 metres, maximum height 3.45 metres, maximum eaves height 3.45 metres)

  Received 3 Jul, published by the council 24 Jul 2026 Outline
• 26/0930/PDE Granted

  116 Penrose Avenue Carpenders Park Watford Hertfordshire WD19 5AA

  Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 2.81 metres, maximum eaves height 2.81 metres)

  Received 8 Jun, published by the council 24 Jul 2026 Outline
• 26/1242/PDA Awaiting decision

  Moonshine Farm Bragmans Lane Sarratt HP3 0PL

  Prior Approval: Change of use of existing agricultural barn to one self contained residential dwelling with associated parking

  Received 3 Aug, published by the council 26 Aug 2026 Outline
• 26/0694/PDT Granted

  The Bungalow Batchworth Heath Farm Batchworth Heath Rickmansworth Hertfordshire WD3 1QB

  Prior approval: Enlargement of the dwellinghouse by the construction of one additional storey (2.75m height) and raising of ridge to result in an overall height of 6.58m (Class AA)

  Received 28 Apr, published by the council 24 Jul 2026 Outline