42 Margeholes Carpenders Park Watford Hertfordshire WD19 5AR

1. 29 Jun 2026

   Received by Three Rivers

2. 24 Jul 2026

   Added to PlanIndex

3. 17 Aug 2026

   Decision issued: approved

Three Rivers granted permission on 17 August 2026, 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.

• 36 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

  23/2011/FUL Submitted 28 Nov 2023 35m away

  Conversion of existing garages into habitable accommodation, including increase in ridge height with associated internal insulation.

  Granted Full applications Roofing 10 docs

• 28 Margeholes Carpenders Park Hertfordshire WD19 5AP

  22/0798/FUL Submitted 28 Apr 2022 66m away

  Garage conversion with alterations to fenestration including enclosure of porch

  Granted Full applications Extension Windows or glazing 10 docs
  Small domestic

• 10 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

  26/0314/FUL Submitted 25 Feb 2026 68m away

  Demolition of existing garage and canopy and construction of single storey side and rear extension; internal alterations.

  Granted Full applications Extension Demolition 18 docs
  Small domestic

• 34 On The Hill Carpenders Park Watford Hertfordshire WD19 5DR

  25/1241/FUL Submitted 21 Jul 2025 73m away

  Construction of single storey rear extension, outbuilding and rear terrace.

  Granted Full applications Extension 25 docs
  Small domestic

• 26 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

  24/0927/CLPD Submitted 11 Jun 2024 77m away

  Certificate of Lawfulness Proposed Development: Conversion of garage into habitable accommodation, erection of conservatory

  Granted Lawful development Extension 8 docs

• 2 On The Hill Carpenders Park Watford Hertfordshire WD19 5DR

  26/0982/PDE Submitted 17 Jun 2026 90m away

  88% historically approved · decision due ~12 Aug

  Prior Approval: Demolition of existing extension and construction of single storey rear extensions. (Maximum depth: 6.00m, Maximum height: 3.45m, Maximum eaves height: 3.00m).

  Decided Extension Demolition
  Small domestic

• 26/1487/FUL Awaiting decision

  48 Valley Road Rickmansworth Hertfordshire WD3 4DS

  Demolition of existing car port; construction of a part single part two storey side and rear extension; alteration to the fenestration

  18 Sep 2026 Full applications
• 26/1471/FUL Awaiting decision

  6 Sycamore Approach Croxley Green Rickmansworth Hertfordshire WD3 3TN

  Demolition of existing garage and front entry porch; construction of a single storey front, side and rear extensions; internal alterations; alterations to hardstanding

  16 Sep 2026 Full applications
• 26/1167/FUL Granted

  22 Penrose Avenue Carpenders Park Watford Hertfordshire WD19 5AD

  Construction of single storey front and rear extension; alterations to fenestration; installation of roof lanterns

  20 Jul 2026 Full applications
• 26/1456/FUL Awaiting decision

  1 Penn Way Chorleywood Rickmansworth Hertfordshire WD3 5HQ

  Construction of single storey side and rear extension; conversion of garage into habitable accommodation; removal of chimney stack

  14 Sep 2026 Full applications
• 26/1452/FUL Awaiting decision

  3 Arnett Way Rickmansworth Hertfordshire WD3 4DA

  Construction of a single storey front extension and two storey side extension; partial conversion of garage into habitable accommodation; installation of roof lights; alterations to the fenestration; internal alterations

  14 Sep 2026 Full applications