87 Hillside Avenue Borehamwood Hertfordshire WD6 1HH

1. 18 Sep 2024

   Received by Hertsmere

2. 19 Sep 2024

   Validated

   Checked as complete and ready for consideration.

3. 29 Nov 2024

   Decision issued: Grant Permission

4. 9 Aug 2026

   Added to PlanIndex

Hertsmere granted permission on 29 November 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.

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.

• 77 Hillside Avenue Borehamwood Hertfordshire WD6 1HQ

  23/0211/CLP Submitted 7 Feb 2023 50 yards away

  Conversion of loft to form habitable space including hip to gable roof alterations, rear dormer and 2 roof lights to front. Certificate of Lawful Development (Proposed).

  Granted Lawful development Loft or dormer Roofing 9 docs

• 103 Hillside Avenue Borehamwood Hertfordshire WD6 1HH

  21/0786/HSE Submitted 12 Apr 2021 100 yards away

  Single storey rear and side extension and front fenestration alterations.

  Granted Householder Extension Windows or glazing 4 docs
  Small domestic

• 72 Hillside Avenue Borehamwood Hertfordshire WD6 1HL

  21/1085/CLP Submitted 20 May 2021 100 yards away

  Conversion of loft to habitable room with rear dormer, change in roof shape from hipped to gable and 3 rooflights to front. Certificate of lawfulness (Proposed).

  Granted Lawful development Loft or dormer 7 docs

• 107 Hillside Avenue Borehamwood Hertfordshire WD6 1HH

  21/0607/HSE Submitted 19 Mar 2021 100 yards away

  Construction of single storey front, side and rear extensions. (Amended Plans received 17/05/2021, corrections to boundary lines)

  Granted Householder Extension 6 docs
  Small domestic

• 70 Hillside Avenue Borehamwood Hertfordshire WD6 1HL

  26/0334/CLP Submitted 12 Mar 2026 100 yards away

  Conversion of loft to habitable space to include hip to gable roof alterations, rear dormer, 1x front rooflight and removal of chimney stack Certificate of Lawful Development (Proposed).

  Granted Lawful development Loft or dormer Roofing 12 docs

• 70 Hillside Avenue Borehamwood Hertfordshire WD6 1HL

  26/0333/PD42 Submitted 12 Mar 2026 100 yards away

  Single storey rear extension. Depth: 6.00m, Height: 3.75m, Eaves: 2.75 m.

  Granted Prior approval Extension 12 docs
  Small domestic

• 26/0805/HSE Granted

  Rydal Mount Lodge Baker Street Potters Bar Hertfordshire EN6 2BP

  Demolition of existing conservatory to facilitate construction of single storey rear extension and front porch extension.

  Received 10 Jun, published by the council 24 Jul 2026 Householder
• 26/1218/HSE Refused

  22 The Grove Radlett Hertfordshire WD7 7NF

  Conversion of garage to habitable space with window to replace garage door and new pitched roof, construction of first floor side extension and part single, part two storey rear extension with insertion of 1x side rooflight, alterations to fenestration and front hard landscaping.

  Received 24 Aug, published by the council 1 Sep 2026 Householder
• 26/1253/HSE Granted

  159 Arundel Drive Borehamwood Hertfordshire WD6 2LZ

  Construction of single storey rear extension with pitched roof and 3x rooflights, and alterations to fenestration.

  Received 28 Aug, published by the council 4 Sep 2026 Householder
• 26/1250/HSE Granted

  3 The Walk Potters Bar Hertfordshire EN6 1QL

  Single storey side extension following demolition of existing detached garage and shed.

  Received 28 Aug, published by the council 4 Sep 2026 Householder
• 26/1075/HSE Granted

  7 Belmor Elstree Borehamwood Hertfordshire WD6 3JX

  Proposed boundary treatments to the rear of the property including replacement fence.

  Received 31 Jul, published by the council 12 Aug 2026 Householder