21 Claremont Crescent Croxley Green WD3 3QP

1. 28 Oct 2020

   Received by Three Rivers

2. 15 Dec 2020

   Decision issued: approved

3. 8 Aug 2026

   Added to PlanIndex

Three Rivers granted permission on 15 December 2020, 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.

• 21 Claremont Crescent Croxley Green Rickmansworth Hertfordshire WD3 3QP

  22/0987/PDE Submitted 23 May 2022 50 yards away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 4 metres, maximum eaves height 3 metres)

  Granted Outline Extension 4 docs
  Small domestic

• 25 Claremont Crescent Croxley Green Rickmansworth Hertfordshire WD3 3QP

  20/2136/PDE Submitted 9 Oct 2020 50 yards away

  Prior Approval: Single storey rear extension (depth 3.63 metres, maximum height 3.74 metres, maximum eaves height 2.67 metres)

  Granted Outline Extension 6 docs
  Small domestic

• 56 Winton Drive Croxley Green Hertfordshire WD3 3RD

  22/0241/FUL Submitted 15 Feb 2022 50 yards away

  Two storey front extension and front porch

  Granted Full applications Extension 6 docs
  Small domestic

• 50 Winton Drive Croxley Green Hertfordshire WD3 3RD

  22/0277/FUL Submitted 21 Feb 2022 50 yards away

  Demolition of existing single storey rear extension and construction of new single storey rear extension and alterations to fenestration

  Granted Full applications Extension Demolition +1 7 docs
  Small domestic

• 8 Girton Way Croxley Green Rickmansworth Hertfordshire WD3 3QN

  23/1708/CLED Submitted 10 Oct 2023 50 yards away

  Certificate of Lawfulness Existing Use: Construction of an outbuilding

  Granted Lawful development 7 docs

• 56 Winton Drive Croxley Green Rickmansworth Hertfordshire WD3 3RD

  22/0209/PDE Submitted 10 Feb 2022 50 yards away

  Prior Approval: Single storey rear extension (maximum depth 3.90 metres, maximum height 3.726 metres, maximum eaves height 3 metres)

  Granted Outline Extension 4 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