15 Penn Road Mill End Rickmansworth Hertfordshire WD3 8QW

1. 30 Mar 2021

   Received by Three Rivers

2. 29 Apr 2021

   Decision issued: no objection

3. 4 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 29 April 2021, 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.

• 19 Penn Road Mill End WD3 8QW

  20/0446/FUL Submitted 27 Feb 2020 50 yards away

  Part single, part two storey rear extension and alterations to fenestration

  Granted Full applications Extension Windows or glazing 11 docs

• 25 Penn Road Mill End Hertfordshire WD3 8QW

  21/1263/PDE Submitted 13 May 2021 50 yards away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 3 metres, eaves height 3 metres)

  Granted Outline Extension 5 docs
  Small domestic

• 24 Basing Road Mill End Rickmansworth Hertfordshire WD3 8QJ

  20/2731/PDE Submitted 17 Dec 2020 50 yards away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 3 metres, maximum eaves height 2.55 metres)

  Granted Outline Extension 8 docs
  Small domestic

• 27 Basing Road Mill End Rickmansworth Hertfordshire WD3 8QH

  22/0516/TPO Submitted 18 Mar 2022 100 yards away

  T - Sycamore - reduce height and sides by 2.5m to previous cuts. Rear garden.

  Granted Trees 3 docs

• 13 Curtis Close Mill End Rickmansworth Hertfordshire WD3 8QA

  26/1645/PDE Submitted 14 Oct 2026 150 yards away

  88% historically approved · decision due ~9 Dec

  Prior Approval: Construction of a single storey rear extension (depth 3.2m, maximum height 2.95m, maximum eaves height 2.87m)

  Awaiting decision Extension
  Small domestic

• 49 Springwell Avenue Mill End Hertfordshire WD3 8QD

  22/2357/CLPD Submitted 21 Dec 2022 150 yards away

  Certificate of Lawfulness Proposed Development: Conversion of garage into habitable accommodation including alterations to fenestration

  Granted Lawful development Windows or glazing 7 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