43 Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AB

1. 3 Aug 2026

   Received by Three Rivers

2. 5 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 8 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 30 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Three Rivers took a median of 56 days over the applications it decided in the last year.

This application is with Three Rivers for determination, against a statutory target of eight weeks. Over the last year Three Rivers decided full applications in a median of 63 days. More in our guide to how long planning decisions take.

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.

• Oakbridge House 45 Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AH

  25/1999/CLPD Submitted 18 Nov 2025 50 yards away

  Certificate of Lawfulness Proposed Development: Construction of single storey rear extension and replacement balustrades to Juliet balconies

  Granted Lawful development Extension 7 docs
  Small domestic

• 35 Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AB

  25/1887/FUL Submitted 31 Oct 2025 100 yards away

  Partial demolition of existing dwelling and construction of a part two storey, part single storey rear extension; front porch; alterations to roof of existing garage; construction of new roof including two rear dormer windows, front and side rooflights; raised rear patio; installation of solar panels to southern flank roofslope; removal of chimney; and alterations to fenestration.

  Granted Full applications Extension Loft or dormer +3 12 docs
  Small domestic

• 16A Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AE

  26/0678/FUL Submitted 27 Apr 2026 100 yards away

  Demolition of existing garage and outbuilding, construction of two storey front and side extensions; single storey side and rear extensions; omission of rear balconies and replacement with rear juliet balconies, internal alterations and alterations to fenestration; alterations to driveway; extension of rear patio area; alteration of external materials including render and cladding; alteration of front entrance

  Granted Full applications Extension Demolition +1 33 docs
  Small domestic

• 14A Copthorne Road Croxley Green Hertfordshire WD3 4AE

  22/2327/FUL Submitted 16 Dec 2022 150 yards away

  Construction of single storey side and rear extension

  Granted Full applications Extension 12 docs
  Small domestic

• 14A Copthorne Road Croxley Green Hertfordshire WD3 4AE

  22/1876/CLPD Submitted 10 Oct 2022 150 yards away

  Certificate of Lawfulness Proposed Development: Single storey side and rear extension

  Refused Lawful development Extension 10 docs
  Small domestic

• Downfield 49 Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AH

  25/1870/FUL Submitted 29 Oct 2025 150 yards away

  Demolition of existing outbuilding and construction of part-single, part-two storey front, side and rear extension with terrace balcony, creation of loft accommodation above the garage; loft conversion including roof alterations, rear dormer windows, side rooflights, solar panels, alterations to fenestration, creation of new access; boundary treatments including brick piers, boundary wall and metal railings, timber entrance gates.

  Withdrawn Full applications Extension Loft or dormer +3 25 docs
  Small domestic

• 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
• 26/1664/FUL Awaiting decision

  3 Pembroke Road Moor Park Northwood Hertfordshire HA6 2HP

  Variation of condition 2 (plans) pursuant to planning permission 24/1622/FUL to allow alterations to front entrance door and garage door

  Received 20 Oct, published by the council 22 Oct 2026 Full applications
• 26/1663/FUL Awaiting decision

  161 New Road Croxley Green Rickmansworth Hertfordshire WD3 3HB

  Construction of first floor rear extension and front porch; internal alterations and alterations to fenestration including new windows to side elevation; alterations to external materials including insulated render and timber cladding

  Received 20 Oct, published by the council 23 Oct 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
• 26/1653/FUL Awaiting decision

  11 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4PB

  Demolition of existing shed and construction of new outbuilding

  Received 16 Oct, published by the council 22 Oct 2026 Full applications