47 Colchester Avenue Penylan Cardiff CF23 9AX

1. 31 Mar 2026

   Received by Cardiff

2. 22 May 2026

   Decision issued: Refuse

3. 22 Jul 2026

   Added to PlanIndex

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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 58 Waterloo Road Penylan Cardiff CF23 9BH

  23/00041/HSE Submitted 6 Jan 2023 50 yards away

  Single storey rear extension.

  Granted Householder Extension 6 docs
  Small domestic

• 31 Waterloo Road Penylan Cardiff CF23 9BG

  19/03050/DCH Submitted 20 Nov 2019 100 yards away

  SINGLE STOREY REAR EXTENSION WITH PITCHED ROOF

  Granted Householder Extension 6 docs
  Small domestic

• 61 Colchester Avenue Penylan Cardiff CF23 9AX

  21/01180/DCH Submitted 10 May 2021 100 yards away

  SINGLE STOREY REAR EXTENSION AND ALTERATIONS TO ROOF OF EXISTING EXTENSION

  Granted Householder Extension 6 docs
  Small domestic

• 51 Melrose Avenue Penylan Cardiff CF23 9AT

  22/01761/DCH Submitted 18 Aug 2022 100 yards away

  HIP TO GABLE AND REAR DORMER ROOF EXTENSION

  Refused Householder Extension Loft or dormer 10 docs
  Domestic

• 63 Colchester Avenue Penylan Cardiff CF23 9AX

  21/00892/DCH Submitted 12 Apr 2021 100 yards away

  PROPOSED SIDE EXTENSION TO FORM A PORCH

  Granted Householder Extension 5 docs
  Small domestic

• 10 Earl's Court Road Penylan Cardiff CF23 9DD

  23/00010/HSE Submitted 4 Jan 2023 150 yards away

  Single Storey Rear Extension

  Granted Householder Extension 9 docs
  Small domestic

• 26/01908/FUL Awaiting decision

  9 St Peter's Street Roath Cardiff CF24 3BA

  Demolition of existing two storey side extension and replacement with new remodelled two storey extension

  Received 10 Sep, published by the council 13 Sep 2026 Full applications
• 26/01395/FUL Granted

  190 Aberporth Road Llandaff North Cardiff CF14 2PS

  Change of use from c3 dwelling house to c4 6 bed HMO.

  Received 6 Jul, published by the council 22 Jul 2026 Full applications
• 26/01033/FUL Granted

  Llanmaes Estate Office Michaelston Road St Fagans Cardiff CF5 6DU

  Change of use to a physiotherapy clinic

  Received 19 May, published by the council 22 Jul 2026 Full applications
• 26/01706/FUL Granted

  Second Floor 2 Kingsway Cathays Cardiff CF10 3FD

  Install 4 grilles to the rear of the building

  Received 11 Aug, published by the council 17 Aug 2026 Full applications
• 26/01708/FUL Granted

  Ground Floor 37 Whitchurch Road Gabalfa Cardiff CF14 3JN

  CHANGE OF USE FROM TANNING SALON TO PROFFESIONAL ADVICE/SOLICITOR SERIVCES

  Received 11 Aug, published by the council 17 Aug 2026 Full applications