5 Middle Down Aldenham Watford Hertfordshire WD25 8BW

1. 20 Feb 2023

   Received by Hertsmere

2. 2 Jun 2023

   Decision issued: Grant Permission

3. 10 Oct 2026

   Added to PlanIndex

Hertsmere granted permission on 2 June 2023, 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 1 Wall Hall Drive Aldenham Watford Hertfordshire WD25 8BY

  21/1151/HSE Submitted 28 May 2021 50 yards away

  Extension to existing rear dormer.

  Granted Householder Extension Loft or dormer 12 docs
  Domestic

• 6 Middle Down Aldenham Watford Hertfordshire WD25 8BW

  23/0289/TPO Submitted 21 Feb 2023 50 yards away

  T1 OAK. Crown reduce tree by 2m to leave a final height of 13.7m and a final spread of 9.1m

  Refused Trees 3 docs

• 6 Middle Down Aldenham Watford Hertfordshire WD25 8BW

  21/1081/TPO Submitted 19 May 2021 50 yards away

  T1 OAK Reduce crown reduce 45 foot high and 30 foot spread as per annotated photographs.

  Granted Trees 7 docs

• 6 Middle Down Aldenham Watford Hertfordshire WD25 8BW

  24/1311/TPO Submitted 10 Oct 2024 50 yards away

  T208 as per map of site. OAK. Reduce crown to 45Ft tall and 30Ft wide.

  Granted Trees 4 docs

• Wall Hall Estate Yard Wall Hall Drive Aldenham Watford Hertfordshire

  TPO/2013/1766 Submitted 28 May 2013 150 yards away

  T40 SYCAMORE - Fell; T61 SYCAMORE - Fell

  Granted Trees

• 3 - 4 Wall Hall Farm Cottages Pelham Lane Aldenham Hertfordshire

  24/1175/CLE Submitted 13 Sep 2024 200 yards away

  Retrospective planning permission for single storey side extension, single storey rear extension, alterations to rear extension roof and alterations to main dwelling roof to include insertion of rooflights and alterations to fenestration in order to regularise the development as built, following grant of planning permission 16/2467/FUL Certificate of Lawful Development (Existing).

  Granted Lawful development Extension Loft or dormer +1 21 docs
  Small domestic

• 26/1287/HSE Granted

  57 Aberdale Gardens Potters Bar Hertfordshire EN6 2JN

  Demolition of existing conservatory and construction of single storey side and rear extension.

  Received 4 Sep, published by the council 10 Sep 2026 Householder
• 26/1295/HSE Granted

  82 Newberries Avenue Radlett Hertfordshire WD7 7EP

  Conversion of garage to habitable room, relocation of access and new front porch, part single/part two storey side extensions, two storey rear extension, conversion of loft to habitable room with rear and side dormer, and 5x roof lights, and an application of render to all elevations.

  Received 7 Sep, published by the council 11 Sep 2026 Householder
• 26/1200/HSE Granted

  118 Theobald Street Borehamwood Hertfordshire WD6 4PA

  Conversion of loft to habitable space to include rear dormer, insertion of 2x front rooflights, and removal of chimney stack.

  Received 19 Aug, published by the council 25 Aug 2026 Householder
• 26/0617/HSE Granted

  31 Haydon Road Watford WD19 4DE

  Demolition of existing garage, construction of part single, part two storey rear extension, single storey side extension and alterations to fenestration. (ADDITIONAL INFORMATION RECEIVED: 18/08/2026 - Flood risk assessment).

  Received 6 May, published by the council 24 Jul 2026 Householder
• 26/1284/HSE Granted

  32 Bullhead Road Borehamwood Hertfordshire WD6 1HS

  Single-storey rear extension and front porch following demolition of the existing single-storey rear extension.

  Received 4 Sep, published by the council 9 Sep 2026 Householder