8 Gonville Avenue Croxley Green Rickmansworth Hertfordshire WD3 3BY

This site has had 2 applications since 2026: 1 approved, 0 refused.

• 26/1377/CLPD Decided

  8 Gonville Avenue Croxley Green Rickmansworth Hertfordshire WD3 3BY

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with a rear dormer and installation of front roof lights; removal of chimney stack and construction of an outbuilding.

  Submitted 28 Aug 2026

1. 27 Aug 2026

   Received by Three Rivers

2. 1 Sep 2026

   Added to PlanIndex

3. 2 Oct 2026

   Decision issued: no objection

4. 2 Oct 2026

   Status changed to Decided

   Previously Pending Consideration.

Three Rivers granted permission on 2 October 2026, 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.

The published feed does not state which type of application this is; the register entry on Three Rivers's portal will say. Our guide explains the common types.

• 17 Gonville Avenue Croxley Green Rickmansworth Hertfordshire WD3 3BY

  26/1063/FUL Submitted 30 Jun 2026 50 yards away

  Variation of Condition 2 (Plan numbers) pursuant to planning permission 25/0683/FUL to increase size of approved porch

  Granted Full applications Extension
  Small domestic

• 8 Gonville Avenue Croxley Green Rickmansworth Hertfordshire WD3 3BY

  26/1377/CLPD Submitted 28 Aug 2026 50 yards away

  88% historically approved · decision due ~12 Nov

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with a rear dormer and installation of front roof lights; removal of chimney stack and construction of an outbuilding.

  Decided Extension Loft or dormer

• 110 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3BX

  24/1541/FUL Submitted 25 Sep 2024 50 yards away

  Demolition of existing outbuilding; construction of single storey rear extension; construction of front porch canopy; landscaping alterations; internal alterations and alterations to external materials (render).

  Granted Full applications Extension Demolition 30 docs
  Small domestic

• 110 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3BX

  24/1542/CLPD Submitted 25 Sep 2024 50 yards away

  Certificate of Lawfulness Proposed Development: Demolition of existing outbuilding and construction of an outbuilding.

  Granted Lawful development Demolition 34 docs

• 36 Gonville Avenue Croxley Green Rickmansworth Hertfordshire WD3 3BY

  20/2553/PDE Submitted 26 Nov 2020 50 yards away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 3.6 metres, maximum eaves height 2.55 metres)

  Withdrawn Outline Extension 7 docs
  Small domestic

• 36 Gonville Avenue Croxley Green WD3 3BY

  21/1207/FUL Submitted 10 May 2021 50 yards away

  Part single storey, part two storey rear extension, front porch, front dormer and alterations to the front elevation comprising a new bay window

  Granted Full applications Extension Loft or dormer +1 8 docs
  Small domestic