11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

This site has had 3 applications since 2026.

• 26/1148/PD42 Decided

  11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

  Single storey rear extension. Depth: 4.42m, Height: 3.00m, Eaves: 3.00m.

  Decided 21 Sep 2026
• 26/1151/CLP Decided

  11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

  Single storey rear extension, conversion of loft to habitable space including rear dormer and 2x front roof lights. Certificate of lawful development (Proposed).

  Decided 5 Oct 2026 Lawful development

1. 11 Aug 2026

   Received by Hertsmere

2. 19 Aug 2026

   Added to PlanIndex

3. 5 Oct 2026

   Decision issued

4. 5 Oct 2026

   Status changed to Decided

   Previously Awaiting decision.

Hertsmere has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

• 11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

  26/1148/PD42 Submitted 11 Aug 2026 50 yards away

  Single storey rear extension. Depth: 4.42m, Height: 3.00m, Eaves: 3.00m.

  Decided Extension 3 docs
  Small domestic

• 11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

  26/1151/CLP Submitted 11 Aug 2026 50 yards away

  Single storey rear extension, conversion of loft to habitable space including rear dormer and 2x front roof lights. Certificate of lawful development (Proposed).

  Decided Lawful development Extension Loft or dormer 4 docs
  Small domestic

• Land To The Rear Of The Wellington Public House Theobald Street Borehamwood Hertfordshire WD6 4SE

  19/1754/DOC Submitted 30 Oct 2019 50 yards away

  Application for approval of details reserved by condition 10 (remedial works) of planning permission reference 17/1570/OUT.

  Granted Conditions 5 docs

• 13 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

  24/0880/CLP Submitted 5 Jul 2024 50 yards away

  Construction of single storey side infill and rear extensions, and alterations to fenestration. Certificate of Lawful Development (Proposed).

  Granted Lawful development Extension Windows or glazing 6 docs
  Small domestic

• 9 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY

  19/1736/CLP Submitted 28 Oct 2019 50 yards away

  Construction of single storey rear extension. Certificate of Lawful Development (Proposed).

  Granted Lawful development Extension 13 docs
  Small domestic

• Land Adjacent To The Wellington PH (now Known As 1-9 Robinson Court) Theobald Street Borehamwood Hertfordshire

  22/2030/DOC Submitted 5 Dec 2022 50 yards away

  Application for approval of details reserved by conditions 5 & 9 (Car park management plan) and 8 (Waste management plan) of planning permission reference 18/1006/FUL

  Granted Conditions 6 docs

• 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