13 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FF

1. 25 Aug 2026

   Received by Three Rivers

2. 11 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 15 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 6 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 62 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.

• 27 Windmill Drive Croxley Green WD3 3FF

  20/2131/RSP Submitted 9 Oct 2020 9m away

  Part Retrospective: Conversion of existing garage into habitable accommodation and construction of first floor side extension

  Granted Amendments Extension 12 docs

• 27 Windmill Drive Croxley Green WD3 3FF

  20/2131/FUL Submitted 9 Oct 2020 9m away

  Part Retrospective: Conversion of existing garage into habitable accommodation and construction of first floor side extension

  Granted Full applications Extension 12 docs

• 27 Windmill Drive Croxley Green WD3 3FF

  21/2799/RSP Submitted 9 Dec 2021 10m away

  Part-retrospective: Conversion of garage into habitable accommodation, ground floor front canopy and first floor side extension

  Granted Amendments Extension 12 docs

• 21 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FF

  23/1620/FUL Submitted 25 Sep 2023 15m away

  Conversion of garage in to habitable accommodation including raising roof height of front porch and existing garage. Alterations to the existing frontage to create extended driveway.

  Granted Full applications Extension 20 docs
  Small domestic

• 4 Scots Hill Croxley Green Hertfordshire WD3 3AD

  22/1830/FUL Submitted 3 Oct 2022 32m away

  Construction of two bedroom detached dwelling to rear of 4 Scots Hill accessed via Windmill Drive with associated access, parking and landscaping; boundary treatments including timber fence

  Granted Full applications New dwelling 37 docs
  Small domestic

• 28 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FD

  24/0111/FUL Submitted 25 Jan 2024 34m away

  Conversion of garage into habitable accommodation and construction of single storey front and rear extension; insulation and roofing to existing single storey rear extension.

  Granted Full applications Extension 10 docs
  Small domestic

• 26/1471/FUL Awaiting decision

  6 Sycamore Approach Croxley Green Rickmansworth Hertfordshire WD3 3TN

  Demolition of existing garage and front entry porch; construction of a single storey front, side and rear extensions; internal alterations; alterations to hardstanding

  16 Sep 2026 Full applications
• 26/1167/FUL Granted

  22 Penrose Avenue Carpenders Park Watford Hertfordshire WD19 5AD

  Construction of single storey front and rear extension; alterations to fenestration; installation of roof lanterns

  20 Jul 2026 Full applications
• 26/1456/FUL Awaiting decision

  1 Penn Way Chorleywood Rickmansworth Hertfordshire WD3 5HQ

  Construction of single storey side and rear extension; conversion of garage into habitable accommodation; removal of chimney stack

  14 Sep 2026 Full applications
• 26/1452/FUL Awaiting decision

  3 Arnett Way Rickmansworth Hertfordshire WD3 4DA

  Construction of a single storey front extension and two storey side extension; partial conversion of garage into habitable accommodation; installation of roof lights; alterations to the fenestration; internal alterations

  14 Sep 2026 Full applications
• 26/1463/FUL Awaiting decision

  1 Pimlico Bedmond Road Pimlico Hemel Hempstead Hertfordshire HP3 8SH

  Construction of single storey side extension; alterations to front entry porch; conversion of garage into habitable accomodation; installation of air conditioning unit; internal alterations; alterations to the fenestration; alterations to hardstanding

  14 Sep 2026 Full applications