67 Windermere Avenue Cyncoed Cardiff CF23 5PS

1. 2 Jun 2026

   Received by Cardiff

2. 22 Jul 2026

   Added to PlanIndex

3. 24 Jul 2026

   Decision issued: Refuse

Cardiff refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 56 Windermere Avenue Roath Park Cardiff CF23 5PS

  20/02093/DCH Submitted 14 Oct 2020 50 yards away

  HIP TO GABLE EXTENSION AND REAR DORMER EXTENSION

  Granted Lawful development Extension Loft or dormer 4 docs

• 44 Heath Mead Heath Cardiff CF14 3PJ

  22/02303/HSE Submitted 3 Oct 2022 100 yards away

  Demolition of Existing Single Storey Side/Rear Extension and the Erection of a Single Storey Side and Rear Extension. Insertion of Proposed Rooflights within the Front Elevation.

  Granted Householder Extension Loft or dormer +1 11 docs
  Small domestic

• 66 Windermere Avenue Cyncoed Cardiff CF23 5PS

  26/01833/HSE Submitted 28 Aug 2026 100 yards away

  94% historically approved · decision due ~23 Oct

  Proposed single-storey side and rear extension. Hip-to-gable roof conversion and conversion of the roof space, including a rear dormer. Associated internal alterations and a new patio to the rear garden.

  Awaiting decision Householder Extension Loft or dormer 21 docs
  Small domestic

• 36 Windermere Avenue Cyncoed Cardiff CF23 5PR

  26/01688/CLPUD Submitted 7 Aug 2026 100 yards away

  Hip-to-gable roof extension, rear dormer roof extension and addition of front rooflights

  Granted Lawful development Extension Loft or dormer 6 docs

• 87 LAKE ROAD WEST, ROATH PARK, CARDIFF, CF23 5PJ

  10/00321/E Submitted 25 Feb 2010 100 yards away

  SINGLE STOREY EXTENSION TO REAR

  Granted Householder Extension 4 docs
  Small domestic

• 113 Lake Road West Cyncoed Cardiff CF23 5PJ

  22/02900/HSE Submitted 2 Dec 2022 100 yards away

  Ground floor rear extension and conversion of roof space including construction of dormer roof extensions

  Granted Householder Extension Loft or dormer 13 docs
  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