35 Cobden Hill Radlett Hertfordshire WD7 7JL

This site has had 4 applications since 2024: 2 approved, 2 refused.

• 24/1585/CLP Granted

  35 Cobden Hill Radlett Hertfordshire WD7 7JL

  Construction of single storey rear extension with lantern rooflight, conversion of loft to habitable space with associated hip to gable roof alterations to include rear dormer and insertion of 2x front rooflights, and alterations to fenestration. Construction of detached outbuilding. Certificate of Lawful Development (Proposed).

  Decided 29 Jan 2025 Lawful development
• 24/1317/CLP Refused

  35 Cobden Hill Radlett Hertfordshire WD7 7JL

  Construction of single storey rear extension. Conversion of loft to habitable space with hip to gable roof alterations to include rear dormer and insertion of 2 x front roof lights. Construction of 2 x detached rear outbuildings. Certificate of Lawful Development (Proposed).

  Decided 3 Dec 2024 Lawful development
• 24/1026/CLP Refused

  35 Cobden Hill Radlett Hertfordshire WD7 7JL

  Single storey side and rear extensions with relocation of front door. Conversion of loft to habitable space to include hip to gable roof alterations, insertion of 2x front rooflights and construction of rear dormer. Construction of single storey detached outbuilding. Certificate of Lawful Development (Proposed).

  Decided 2 Oct 2024 Lawful development

1. 20 Feb 2026

   Received by Hertsmere

2. 21 May 2026

   Decision issued: Grant Permission

3. 9 Aug 2026

   Added to PlanIndex

Hertsmere granted permission on 21 May 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.

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.

• 35 Cobden Hill Radlett Hertfordshire WD7 7JL

  24/1585/CLP Submitted 6 Dec 2024 50 yards away

  Construction of single storey rear extension with lantern rooflight, conversion of loft to habitable space with associated hip to gable roof alterations to include rear dormer and insertion of 2x front rooflights, and alterations to fenestration. Construction of detached outbuilding. Certificate of Lawful Development (Proposed).

  Granted Lawful development Extension Loft or dormer +2 11 docs
  Small domestic

• 35 Cobden Hill Radlett Hertfordshire WD7 7JL

  24/1026/CLP Submitted 7 Aug 2024 50 yards away

  Single storey side and rear extensions with relocation of front door. Conversion of loft to habitable space to include hip to gable roof alterations, insertion of 2x front rooflights and construction of rear dormer. Construction of single storey detached outbuilding. Certificate of Lawful Development (Proposed).

  Refused Lawful development Extension Loft or dormer +1 14 docs
  Small domestic

• 35 Cobden Hill Radlett Hertfordshire WD7 7JL

  24/1317/CLP Submitted 11 Oct 2024 50 yards away

  Construction of single storey rear extension. Conversion of loft to habitable space with hip to gable roof alterations to include rear dormer and insertion of 2 x front roof lights. Construction of 2 x detached rear outbuildings. Certificate of Lawful Development (Proposed).

  Refused Lawful development Extension Loft or dormer +1 15 docs
  Small domestic

• 33 Cobden Hill Radlett WD7 7JL

  TP/10/0085 Submitted 19 Jan 2010 50 yards away

  *Electronic documents only, no paper fileErection of part two storey and first floor rear extensions following demolition of front part of existing garage (Application to extend time limit following approval of TP/06/1571 dated 07/02/07).

  Granted Amendments Extension Demolition 5 docs

• 43 Cobden Hill Radlett Hertfordshire WD7 7JL

  23/0199/HSE Submitted 6 Feb 2023 50 yards away

  Demolition of existing rear extension, construction of single storey rear extension, single storey side extension to include new front entrance and alterations to fenestration.

  Granted Householder Extension Demolition +1 12 docs
  Small domestic

• The Cat And Fiddle 14 Cobden Hill Radlett Hertfordshire WD7 7JR

  25/0048/DOC Submitted 16 Jan 2025 100 yards away

  Application for approval of details reserved by conditions 7 (Schedule of works and repairs), 12 (Details of 'making good') and 14 (Details of necessary repairs) of planning permission reference 23/0441/LBC.

  Granted Conditions 9 docs

• 26/1234/HSE Granted

  66 Park Crescent Elstree Borehamwood Hertfordshire WD6 3PU

  Construction of swimming pool with associated hard landscaping.

  Received 26 Aug, published by the council 3 Sep 2026 Householder
• 26/1227/HSE Granted

  22 Pinewood Close Borehamwood Hertfordshire WD6 5NW

  Construction of part single, part two-storey rear extension, two-storey side extension including conversion of existing attached garage to habitable space, and alterations to fenestration.

  Received 26 Aug, published by the council 2 Sep 2026 Householder
• 26/1500/HSE Awaiting decision

  10 Oakridge Avenue Radlett Hertfordshire WD7 8EP

  Demolition of existing rear conservatory and erection of part single part two storey rear extension with alterations to fenestration.

  Received 19 Oct, published by the council 21 Oct 2026 Householder
• 26/1029/HSE Granted

  5 Elmroyd Avenue Potters Bar Hertfordshire EN6 2ED

  Installation of 8x solar panels.

  Received 23 Jul, published by the council 28 Aug 2026 Householder
• 26/1235/HSE Granted

  14 Neville Close Potters Bar Hertfordshire EN6 2AG

  Construction of single storey front, side and rear extension and alterations to fenestration.

  Received 26 Aug, published by the council 4 Sep 2026 Householder