70 Chiltern Drive Mill End Rickmansworth Hertfordshire WD3 8JZ

1. 28 Sep 2026

   Received by Three Rivers

2. 5 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 6 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 30 November 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.

• 74 Chiltern Drive Mill End Rickmansworth Hertfordshire WD3 8JZ

  24/1534/CLPD Submitted 24 Sep 2024 50 yards away

  Certificate of Lawfulness Proposed Development: Demolition of existing outbuilding; single storey side extension; including internal alterations and alterations to fenestration.

  Granted Lawful development Extension Demolition +1 11 docs
  Small domestic

• 15 Coombe Hill Road Mill End Hertfordshire WD3 8NE

  21/1167/CLPD Submitted 5 May 2021 100 yards away

  Certificate of Lawfulness Proposed Development: Construction of rear dormer window

  Granted Lawful development Loft or dormer Windows or glazing 15 docs

• 15 Coombe Hill Road Mill End WD3 8NE

  19/0075/FUL Submitted 15 Jan 2019 100 yards away

  Increase in ridge height, hip to gable extensions and first floor side extension

  Granted Full applications Extension Loft or dormer +1 12 docs

• 7 Coombe Hill Road Mill End WD3 8NE

  20/1982/FUL Submitted 23 Sep 2020 100 yards away

  Single storey front extension and first floor rear extension

  Granted Full applications Extension 12 docs
  Small domestic

• 1 Coombe Hill Road Mill End Rickmansworth Hertfordshire WD3 8NE

  24/1077/FUL Submitted 5 Jul 2024 100 yards away

  Construction of a single storey front/side extension with sedum roof, conversion of garage into habitable accommodation, roof alterations to create an additional storey with front/rear rooflights and front solar panels and internal/external alterations with changes to the fenestration and cladding

  Granted Full applications Extension Loft or dormer +2 18 docs
  Small domestic

• 3 Coombe Hill Road Mill End Hertfordshire WD3 8NE

  22/1400/FUL Submitted 22 Jul 2022 100 yards away

  Demolition of existing conservatory and construction of single storey rear extension, erection of front canopy, alterations to fenestration, extension to rear patio and insertion of ramp, extension to drive and relocation of vehicular access

  Granted Full applications Extension Demolition +1 11 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