21 Horsehaven Mews Watford Hertfordshire WD19 4FT

1. 20 Apr 2026

   Received by Hertsmere

2. 22 Jun 2026

   Decision issued: Grant Permission

3. 24 Jul 2026

   Added to PlanIndex

Hertsmere granted permission on 22 June 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.

• 31 Horsehaven Mews Watford Hertfordshire WD19 4FT

  22/1877/CLP Submitted 7 Nov 2022 50 yards away

  Single storey rear extension.

  Granted Householder Extension 22 docs
  Small domestic

• 31 Horsehaven Mews Watford Hertfordshire WD19 4FT

  22/1877/HSE Submitted 7 Nov 2022 50 yards away

  Single storey rear extension.

  Granted Householder Extension 22 docs
  Small domestic

• 24 Talbot Avenue Watford Hertfordshire WD19 4AX

  22/00228/LDC Submitted 21 Feb 2022 50 yards away

  Lawful development certificate for proposed ground floor single storey rear extension

  Granted Lawful development Extension 7 docs
  Small domestic

• 24 Talbot Avenue Watford Hertfordshire WD19 4AX

  22/00229/LDC Submitted 21 Feb 2022 50 yards away

  Lawful development certificate for proposed hip to glable loft extension, including rear dormer, 3 front rooflights and 1 obscure glazed side facing window

  Granted Lawful development Extension Loft or dormer +1 6 docs

• 36 Talbot Avenue Watford WD19 4AX

  19/00691/FULH Submitted 17 Jun 2019 50 yards away

  Erection of a single storey rear extension (timber cladding).

  Granted Householder Extension 9 docs
  Small domestic

• 35 Bucks Avenue Watford Hertfordshire WD19 4AR

  23/00900/DISCON Submitted 4 Oct 2023 100 yards away

  Discharge of Conditions 3 (Parking Layout Plan) ,4 (Hard and Soft Landscaping Plan) and 5 (Bin Storage) Pursuant to Planning Permission 20/00772/FUL

  Refused Conditions 26 docs

• 26/1263/HSE Granted

  11 Juniper Gardens Shenley Radlett Hertfordshire WD7 9LA

  Single storey rear extension.

  Received 1 Sep, published by the council 23 Sep 2026 Householder
• 26/1303/HSE Granted

  14 Hartfield Avenue Elstree Borehamwood Hertfordshire WD6 3JE

  Alterations to fenestration to include replacement of garage door with window and side elevation window changes.

  Received 8 Sep, published by the council 15 Sep 2026 Householder
• 26/1248/HSE Granted

  24 Farm Way Bushey Hertfordshire WD23 3SS

  Single storey rear extension; single storey front extension to include porch, conversion of garage to habitable space and replacement of garage door with window; first floor side extension.

  Received 28 Aug, published by the council 4 Sep 2026 Householder
• 26/1241/HSE Granted

  145 Mutton Lane Potters Bar Hertfordshire EN6 2HD

  Single storey side and rear extension, and front porch.

  Received 27 Aug, published by the council 4 Sep 2026 Householder
• 26/1423/HSE Granted

  24 Burghley Avenue Borehamwood Hertfordshire WD6 2JF

  Retention of existing outbuilding. (Retrospective application.)

  Received 2 Oct, published by the council 8 Oct 2026 Householder