114 Cassiobury Park Avenue Watford WD18 7LF

This site has had 2 applications since 2026: 2 approved, 0 refused.

• 26/00278/FULH Granted

  114 Cassiobury Park Avenue Watford WD18 7LF

  Erection of front porch and single storey side to rear extension

  Decided 20 May 2026 Householder

1. 23 Apr 2026

   Received by Watford

2. 5 Jun 2026

   Decision issued: Conditional Planning Permission

3. 9 Aug 2026

   Added to PlanIndex

Watford granted permission on 5 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.

• 114 Cassiobury Park Avenue Watford WD18 7LF

  26/00278/FULH Submitted 1 Apr 2026 50 yards away

  Erection of front porch and single storey side to rear extension

  Granted Householder Extension 12 docs
  Small domestic

• 10 Swiss Close Watford WD18 7LW

  22/00202/LDC Submitted 16 Feb 2022 50 yards away

  Lawful Development Certificate for a single storey side extension by removing the current garage space currently used for storage.

  Refused Lawful development Extension 4 docs
  Small domestic

• 1 Gade Avenue Watford WD18 7LQ

  19/00397/LDC Submitted 5 Apr 2019 50 yards away

  Lawful Development Certificate for the conversion of the existing garage into habitable living accommodation including the replacement of the existing garage door with a new wall and window

  Granted Lawful development Windows or glazing 8 docs

• 119 Cassiobury Park Avenue Watford WD18 7LH

  18/01393/FULH Submitted 31 Oct 2018 50 yards away

  Erection of a single storey rear and side extension.

  Granted Householder Extension 8 docs
  Small domestic

• 2 Swiss Close Watford WD18 7LW

  18/01072/FULH Submitted 20 Aug 2018 50 yards away

  Erection of part two storey part single storey side extension and single storey rear extension

  Granted Householder Extension 11 docs
  Small domestic

• 111 Cassiobury Park Avenue Watford WD18 7LH

  20/00454/FULH Submitted 5 May 2020 100 yards away

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

  Granted Householder Extension Demolition 7 docs
  Small domestic

• 26/00644/FULH Granted

  16 Garden Close Watford Hertfordshire WD17 3DP

  Erection of a two storey side extension with new two storey gables entrance atrium and front two-storey bay. Single storey side extension to left hand side to house the new garage and single storey rear infill extension no more than 6m`s deep from the original wall.

  Received 14 Aug, published by the council 22 Aug 2026 Householder
• 26/00754/FULH Awaiting decision

  498 Whippendell Road Watford WD18 7QJ

  Erection of a ground floor wrap around extension, plus front porch.

  Received 28 Sep, published by the council 7 Oct 2026 Householder
• 26/00759/FULH Awaiting decision

  Gorran Haven Trevellance Way Watford WD25 0LY

  Erection of a double storey side and rear extensions and a single storey front extension.

  Received 28 Sep, published by the council 7 Oct 2026 Householder
• 26/00752/FULH Awaiting decision

  3 East Drive Watford Hertfordshire WD25 0AH

  Erection of single storey side extension and conversion of existing garage into habitable room

  Received 28 Sep, published by the council 1 Oct 2026 Householder
• 26/00756/FULH Awaiting decision

  40 Capel Road Watford WD19 4AE

  Erection of single storey rear extension

  Received 28 Sep, published by the council 1 Oct 2026 Householder