23 Hill Rise Rickmansworth WD3 7NY

1. 4 Jun 2021

   Received by Three Rivers

2. 28 Jul 2021

   Decision issued: approved

3. 17 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 28 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.

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.

• 25 Hill Rise Rickmansworth Hertfordshire WD3 7NY

  25/1616/FUL Submitted 19 Sep 2025 50 yards away

  Construction of single storey front extension with front porch canopy, and construction of single storey side/rear extension

  Granted Full applications Extension 11 docs
  Small domestic

• 25 Hill Rise Rickmansworth Hertfordshire WD3 7NY

  26/1110/NMA Submitted 9 Jul 2026 50 yards away

  Non-material amendment pursuant to planning permission 25/1616/FUL to allow relocation of the front door and adjacent section wall forward to the same line as the extended garage

  Granted Amendments 3 docs

• 17 Hill Rise Rickmansworth WD3 7NY

  20/2360/FUL Submitted 6 Nov 2020 50 yards away

  Demolition of existing dwelling and erection of a two-storey detached dwelling including accommodation in the roof space

  Withdrawn Full applications New dwelling Demolition 36 docs
  Domestic

• 17 Hill Rise Rickmansworth WD3 7NY

  20/1663/FUL Submitted 13 Aug 2020 50 yards away

  Demolition of existing dwelling and erection of a two-storey detached dwelling including accommodation in the roof space and erection of metal railings to front boundary.

  Withdrawn Full applications New dwelling Demolition 30 docs
  Domestic

• 29 Hill Rise Rickmansworth Hertfordshire WD3 7NY

  26/1646/TPO Submitted 14 Oct 2026 50 yards away

  85% historically approved · decision due ~9 Dec

  Tree Number - T1 Tree Type - Copper beech (Fagus sylvatica) Approx. Diameter at 1.5m - 0.6m Approx. Height - 23m Approx. Crown Spread Diameter - 16 Service - Crown Reduction Work Required - Reduce lateral spread of the upper crown by up to 2m and the middle to lower crown by up to 3m, neighbors side only (no.27) Reason - As per clients wishes / to reduce encroachment Tree Number - T5 Tree Type - Silver birch (Betula pendula) Approx. Diameter at 1.5m - 0.4m Approx. Height - 14m Approx. Crown Spread Diameter - 13m Service - Crown Reduction Work Required - Reduce the lateral spread of the 2 over extended lateral limbs in the lower crown to the south and east by removing up to 3m Reason - As per clients wishes / to reduce encroachment over neighbors gardens

  Awaiting decision Trees

• 29 Hill Rise Rickmansworth Hertfordshire WD3 7NY

  26/0997/TPO Submitted 16 Jun 2026 50 yards away

  85% historically approved · decision due ~12 Aug

  Request to remove dying T4 Silver Birch Tree

  Awaiting decision Trees

• 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
• 26/0460/CLED Granted

  Annexe Hart Hall Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  Certificate of Lawfulness Existing Use: Use of annexe as an independent dwelling

  Received 19 Mar, published by the council 24 Jul 2026 Lawful development