18 Gilwern Crescent Llanishen Cardiff CF14 5AN

1. 4 Dec 2024

   Received by Cardiff

2. 27 Jan 2025

   Decision issued: Permission Granted

3. 6 Oct 2026

   Added to PlanIndex

Cardiff granted permission on 27 January 2025, 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.

• 44 Llanon Road Llanishen Cardiff CF14 5AH

  26/00405/HSE Submitted 26 Feb 2026 100 yards away

  Single storey rear extension with minor external alterations

  Granted Householder Extension 7 docs
  Small domestic

• Wolfs Castle Inn Wolfs Castle Avenue Llanishen Cardiff CF14 5JS

  26/01784/DOC Submitted 21 Aug 2026 100 yards away

  Discahrge of Condition 17 (Lighting) of 26/00493/FUL

  Granted Conditions 26 docs

• Wolfs Castle Inn Wolfs Castle Avenue Llanishen Cardiff CF14 5JS

  26/00493/FUL Submitted 12 Mar 2026 100 yards away

  Demolition of former Wolfs Castle Inn and residential redevelopment, together with associated vehicular and pedestrian accesses, car parking, amenity areas, landscaping and ancillary development: site preparation, clearance, treatment, re-profiling and the installation of new services and infrastructure.

  Granted Full applications Demolition 122 docs

• Wolfs Castle Inn Wolfs Castle Avenue Llanishen Cardiff CF14 5JS

  26/01822/NMA Submitted 27 Aug 2026 100 yards away

  97% historically approved · decision due ~22 Oct

  Proposed Non-Material Amendment to Planning Permission 26/00493/FUL- amend the operation of Condition 3 so that the demolition phase and the subsequent construction phase are controlled separately.

  Awaiting decision Amendments Demolition 20 docs

• 3 Gilwern Crescent Llanishen Cardiff CF14 5AL

  26/01620/HSE Submitted 31 Jul 2026 150 yards away

  93% historically approved · decision due ~25 Sep

  Two storey side extension, loft conversion and porch to provide additional living space and independent annex for disabled living

  Awaiting decision Householder Extension Loft or dormer 5 docs
  Small domestic

• 93 Llanon Road Llanishen Cardiff CF14 5AH

  22/02944/HSE Submitted 12 Dec 2022 150 yards away

  Single Storey Side and Rear Extension

  Granted Householder Extension 6 docs
  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