20 Davenham Avenue Northwood HA6 3HQ

This site has had 4 applications since 2023: 4 approved, 0 refused.

• 24/0460/FUL Granted

  20 Davenham Avenue Northwood HA6 3HQ

  Demolition of existing plant room and conservatory and construction of part single, part two storey rear extension and single storey side extension, rear juliet balcony; internal alterations and alterations to fenestration.

  Decided 15 May 2024 Full applications
• 23/2173/FUL Granted

  20 Davenham Avenue Northwood HA6 3HQ

  Demolition of existing plant room and conservatory and construction of part single, part two storey rear extension and single storey side extension, relocation of entrance door, rear juliet balcony; internal alterations and alterations to fenestration.

  Decided 23 Feb 2024 Full applications
• 23/1713/PDE Granted

  20 Davenham Avenue Northwood HA6 3HQ

  Prior Approval: Single storey rear extension (depth 8 metres, maximum height 3 metres, maximum eaves height 2.80 metres)

  Decided 13 Nov 2023 Outline

1. 11 Mar 2024

   Received by Three Rivers

2. 29 Apr 2024

   Decision issued: approved

3. 19 Aug 2026

   Added to PlanIndex

Three Rivers granted permission on 29 April 2024, 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.

• 20 Davenham Avenue Northwood HA6 3HQ

  24/0460/FUL Submitted 22 Mar 2024 0m away

  Demolition of existing plant room and conservatory and construction of part single, part two storey rear extension and single storey side extension, rear juliet balcony; internal alterations and alterations to fenestration.

  Granted Full applications Extension Demolition +1 12 docs
  Small domestic

• 20 Davenham Avenue Northwood HA6 3HQ

  23/2173/FUL Submitted 22 Dec 2023 3m away

  Demolition of existing plant room and conservatory and construction of part single, part two storey rear extension and single storey side extension, relocation of entrance door, rear juliet balcony; internal alterations and alterations to fenestration.

  Granted Full applications Extension Demolition +1 13 docs
  Small domestic

• 20 Davenham Avenue Northwood HA6 3HQ

  23/1713/PDE Submitted 10 Oct 2023 4m away

  Prior Approval: Single storey rear extension (depth 8 metres, maximum height 3 metres, maximum eaves height 2.80 metres)

  Granted Outline Extension 9 docs
  Small domestic

• 28 Davenham Avenue Northwood HA6 3HQ

  25/0555/FUL Submitted 27 Mar 2025 61m away

  Construction of part single and two storey rear extension, alteration to front door and internal alterations

  Granted Full applications Extension 15 docs

• 27 Davenham Avenue Northwood HA6 3HW

  26/1273/FUL Submitted 10 Aug 2026 62m away

  90% historically approved · decision due ~8 Oct

  Demolition of existing side extension; construction of two-storey side and rear extension

  Awaiting decision Full applications Extension Demolition

• 28 Davenham Avenue Northwood HA6 3HQ

  25/1014/FUL Submitted 10 Jun 2025 67m away

  Demolition of existing conservatory and construction of part single and part two storey rear extension, alteration to entrance door, loft conversion including rear dormer and front/side/rear rooflights, alterations to side fenestration

  Granted Full applications Extension Loft or dormer +2 17 docs

• 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

  19 Mar 2026 Lawful development
• 26/0724/CLED Granted

  70 The Mead Carpenders Park Watford Hertfordshire WD19 5BU

  Certificate of Lawfulness Existing Use: Use of annexe as a separate dwelling

  5 May 2026 Lawful development
• 25/1151/CLED Refused

  Unit 6 Century Court Tolpits Lane Watford Hertfordshire

  Certificate of Lawfulness Existing Use: Use of property as single dwellinghouse (Use Class C3)

  4 Jul 2025 Lawful development
• 26/0736/CLPD Granted

  45 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3DS

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear juliet dormer and window, front rooflights, side window

  7 May 2026 Lawful development
• 26/0631/CLPD Granted

  Clovelly Bell Lane Bedmond Abbots Langley Hertfordshire WD5 0QS

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to dutch hip roof extension, rear juliet dormer with windows

  20 Apr 2026 Lawful development