8 Mayflower Avenue, Llanishen, Cardiff

1. 17 Sep 2002

   Received by Cardiff

2. 28 Oct 2002

   Decision issued: Permission be granted

3. 7 Sep 2026

   Added to PlanIndex

Cardiff granted permission on 28 October 2002, subject to any conditions on the decision notice. Work must normally begin within five 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.

• 9 Cornfield Close Llanishen Cardiff CF14 5HS

  25/02994/HSE Submitted 29 Dec 2025 50 yards away

  First floor rear extension and roof alterations.

  Granted Householder Extension Roofing 9 docs
  Domestic

• 4 Cornfield Close Llanishen Cardiff CF14 5HS

  26/00915/HSE Submitted 4 May 2026 100 yards away

  Single storey front and side extension.

  Granted Householder Extension 14 docs
  Small domestic

• 15 Mayflower Avenue Llanishen Cardiff CF14 5HP

  23/00382/HSE Submitted 20 Feb 2023 100 yards away

  Erection of a single storey lean-to porch entrance on front elevation, Re-rendering front of property, removing old features such as a concrete plant bed and storm cover. Making good of surrounding area.

  Granted Householder Extension 11 docs
  Small domestic

• 105 Johnston Road Llanishen Cardiff CF14 5HJ

  25/01125/HSE Submitted 19 May 2025 150 yards away

  Removal of conservatory and replacement with rear extension.

  Granted Householder Extension 5 docs
  Small domestic

• 42 Mayflower Avenue Llanishen Cardiff CF14 5HR

  24/02405/HSE Submitted 9 Oct 2024 150 yards away

  Single Storey Side Extension below dual pitch roof.

  Granted Householder Extension 13 docs
  Small domestic

• 67 Mayflower Avenue, Llanishen, Cardiff

  05/00102/E Submitted 18 Jan 2005 150 yards away

  DORMER TO ROOF AND NEW PORCH

  Granted Householder Extension Loft or dormer 1 doc
  Small domestic

• 26/02112/HSE Awaiting decision

  7 Penydarren Drive Whitchurch Cardiff CF14 2TT

  Proposed Single Storey Side/Rear Extension with Garage Conversion

  Received 7 Oct, published by the council 9 Oct 2026 Householder
• 26/02113/HSE Awaiting decision

  78 Mill Road Lisvane Cardiff CF14 0UG

  PROPOSED FIRST FLOOR EXTENSION AT SIDE OF HOUSE

  Received 7 Oct, published by the council 9 Oct 2026 Householder
• 26/01702/HSE Granted

  45 Gwern Rhuddi Road Cyncoed Cardiff CF23 6PS

  Two storey and single storey rear extensions (development similar to that as approved under 25/00533/HSE with additional first floor part).

  Received 10 Aug, published by the council 24 Aug 2026 Householder
• 26/02104/HSE Awaiting decision

  15 Brynteg Rhiwbina Cardiff CF14 6TS

  Proposed single storey rear extension to the existing semi-detached dwelling including minor internal and external modifications

  Received 6 Oct, published by the council 9 Oct 2026 Householder
• 26/02102/HSE Awaiting decision

  49 Kimberley Road Penylan Cardiff CF23 5DL

  Proposed ground floor rear side return extension

  Received 6 Oct, published by the council 9 Oct 2026 Householder