25 Colne Avenue Rickmansworth WD3 8BS

This site has had 2 applications since 2021: 2 approved, 0 refused.

• 21/0359/FUL Granted

  25 Colne Avenue Rickmansworth WD3 8BS

  Single storey side and rear extension

  Decided 7 Apr 2021 Full applications

1. 18 Jun 2021

   Received by Three Rivers

2. 22 Jul 2021

   Decision issued: approved

3. 17 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 22 July 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 amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• 25 Colne Avenue Rickmansworth WD3 8BS

  21/0359/FUL Submitted 17 Feb 2021 50 yards away

  Single storey side and rear extension

  Granted Full applications Extension 9 docs
  Small domestic

• 3 Colne Avenue Rickmansworth Hertfordshire WD3 8BS

  23/1296/PDE Submitted 2 Aug 2023 100 yards away

  Prior Approval: Single storey rear extension (depth 4.50 metres, maximum height 4 metres, maximum eaves height 3 metres)

  Granted Outline Extension 5 docs
  Small domestic

• 33 Colne Avenue Rickmansworth Hertfordshire WD3 8BS

  20/0094/TPO Submitted 16 Jan 2020 100 yards away

  TPO 052 Copper Beech - works

  Granted Trees 2 docs

• 10 Grove Road Mill End Rickmansworth Hertfordshire WD3 8ED

  26/1256/CLPD Submitted 5 Aug 2026 100 yards away

  Certificate of Lawfulness Proposed Development: Construction of outbuilding

  Granted

• 34 Colne Avenue Rickmansworth WD3 8BS

  21/1077/FUL Submitted 27 Apr 2021 100 yards away

  Single storey rear extension and alterations to raised patio

  Granted Full applications Extension 8 docs
  Small domestic

• 38 Maxwell Close Mill End Rickmansworth Hertfordshire WD3 8BP

  23/1147/FUL Submitted 10 Jul 2023 150 yards away

  Demolition of existing conservatory and construction of single storey rear extension.

  Granted Full applications Extension Demolition 9 docs
  Small domestic

• 26/1699/NMA Awaiting decision

  Ardmore 87 Lower Road Chorleywood Rickmansworth Hertfordshire WD3 5LA

  Non-material amendment pursuant to planning permission 25/0606/RSP to allow alterations to decking area

  Received 27 Oct, published by the council 28 Oct 2026 Amendments
• 26/1670/NMA Awaiting decision

  Maple Cross House, Denham Way And Kier Offices Off Maple Lodge Close, Maple Cross Rickmansworth Hertfordshire WD3 9SW

  Non-Material Amendments pursuant to planning permission 24/1963/FUL to allow the relocation of two trees

  Received 21 Oct, published by the council 22 Oct 2026 Amendments
• 26/1657/NMA Awaiting decision

  123 High Street Rickmansworth Hertfordshire WD3 1AN

  Non-Material Amendments to planning permission 26/1091/FUL to allow alteration to design of combined defibrillator and bleed kit cabinet.

  Received 19 Oct, published by the council 20 Oct 2026 Amendments
• 26/1621/NMA Awaiting decision

  115 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FB

  Non Material Amendments to planning permission 24/1770/AOD to allow alterations to the fenestration

  Received 12 Oct, published by the council 30 Oct 2026 Amendments
• 26/1580/NMA Decided

  12 Fulford Grove South Oxhey Watford Hertfordshire WD19 7QG

  Non-Material Amendments to planning permission 26/0703/FUL to allow the approved bunker to change location

  5 Oct 2026 Amendments