26 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

1. 11 Jun 2024

   Received by Three Rivers

2. 22 Jul 2024

   Decision issued: approved

3. 1 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 22 July 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 lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 28 Margeholes Carpenders Park Hertfordshire WD19 5AP

  22/0798/FUL Submitted 28 Apr 2022 50 yards away

  Garage conversion with alterations to fenestration including enclosure of porch

  Granted Full applications Extension Windows or glazing 10 docs
  Small domestic

• 36 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

  23/2011/FUL Submitted 28 Nov 2023 50 yards away

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

  Granted Full applications Roofing 10 docs

• 12 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

  26/1619/FUL Submitted 9 Oct 2026 50 yards away

  89% historically approved · decision due ~4 Dec

  Construction of a single storey side and rear extension; conversion of garage into habitable accommodation

  Awaiting decision Full applications Extension
  Small domestic

• 67 Greenfield Avenue Carpenders Park Watford Hertfordshire WD19 5DJ

  24/0879/FUL Submitted 3 Jun 2024 50 yards away

  Construction of front porch extension; single storey rear extension; loft conversion including side dormers with windows and front/side rooflights with associated internal alterations.

  Granted Full applications Extension Loft or dormer +1 10 docs
  Small domestic

• 10 Margeholes Carpenders Park Watford Hertfordshire WD19 5AP

  26/0314/FUL Submitted 25 Feb 2026 50 yards 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

• 67 Greenfield Avenue Carpenders Park Watford Hertfordshire WD19 5DJ

  23/2070/FUL Submitted 4 Dec 2023 50 yards away

  Construction of front porch extension; single storey rear extension; loft conversion including hip to gable roof extension, side dormers with windows and front rooflights with associated internal alterations.

  Refused Full applications Extension Loft or dormer +1 10 docs
  Small domestic

• 26/1409/CLED Awaiting decision

  44 Wolsey Road Moor Park Northwood Hertfordshire HA6 2EN

  Certificate of Lawfulness Existing Development: Construction of an outbuilding

  Received 3 Sep, published by the council 7 Sep 2026 Lawful development
• 26/1382/CLPD Awaiting decision

  1 Wyatts Lodge Solesbridge Lane Chorleywood Rickmansworth Hertfordshire WD3 5SW

  Certificate of Lawfulness Proposed Development: Installation of external heating and cooling pump

  Received 31 Aug, published by the council 7 Sep 2026 Lawful development
• 26/1035/CLPD Granted

  90 Sherborne Way Croxley Green Rickmansworth Hertfordshire WD3 3PG

  Certificate of Lawfulness Proposed Development: lLoft conversion including hip to gable extension, rear dormer, and front rooflights and window to side elevation.

  Received 25 Jun, published by the council 24 Jul 2026 Lawful development
• 26/1004/CLPD Granted

  39 Bishops Avenue Northwood HA6 3DD

  Certificate of Lawfulness Proposed Development: Conversion of garage to habitable accommodation

  Received 19 Jun, published by the council 24 Jul 2026 Lawful development
• 26/0973/CLPD Granted

  125 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FB

  Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer and front rooflights.

  Received 15 Jun, published by the council 24 Jul 2026 Lawful development