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Planning application

5 Celyn Grove Cyncoed Cardiff CF23 6SH

Awaiting decision Cardiff 26/02100/HSE Householder Planning Permission

Works: Extension Domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Proposed first floor extension to the rear, including minor internal modifications

As published by the council, reference 26/02100/HSE

Application record

Reference
26/02100/HSE
Type
Householder Planning Permission
Status
Registered
Received
5 Oct 2026
Validated
5 Oct 2026
Ward
CYNCOED
Postcode
CF23 6SH

Comment by 29 October 2026

The council is taking comments on this application until then. Have your say on Cardiff's portal.

Timeline

Dates from the published record

  1. 5 Oct 2026

    Received by Cardiff

  2. 9 Oct 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 30 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Cardiff took a median of 56 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Taliesin Architecture Ltd Agent, an architecture practice registered in Cardiff

Dissolved · incorporated 2009 · Cardiff

26 applications on PlanIndex · across 6 councils · 91% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

8 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with Cardiff for determination, against a statutory target of eight weeks. Over the last year Cardiff decided householder applications in a median of 59 days. More in our guide to how long planning decisions take.

About householder applications

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.

Nearby applications

Within 0.3 miles

  • 15 Celyn Grove Cyncoed Cardiff CF23 6SH

    26/01192/HSE Submitted 9 Jun 2026 50 yards away

    Single storey side extension.

    Granted Householder Extension 10 docs
    Small domestic

  • 277 Cyncoed Road Cyncoed Cardiff CF23 6PA

    21/00358/MNR Submitted 12 Feb 2021 150 yards away

    CHANGE OF USE FROM DOCTOR'S SURGERY TO DAY NURSERY WITH REAR IN-FILL EXTENSION, REAR/SIDE PLANT ROOM EXTENSION, ERECTION OF TIMBER CANOPY ON SIDE ELEVATION AND ASSOCIATED ALTERATIONS INCLUDING A ROOM TO BE USED AS A RENTAL UNIT

    Granted Full applications Extension 14 docs

  • 16 Sherborne Avenue Cyncoed Cardiff CF23 6SJ

    21/01139/DCH Submitted 5 May 2021 150 yards away

    CONSTRUCTION OF A SUN ROOM

    Granted Lawful development 7 docs

  • 32 Bryn-gwyn Road Cyncoed Cardiff CF23 6PQ

    25/02801/HSE Submitted 27 Nov 2025 150 yards away

    Hip to gable and rear dormer roof extensions.

    Granted Householder Extension Loft or dormer 13 docs
    Domestic

  • 20 Sherborne Avenue Cyncoed Cardiff CF23 6SJ

    26/00435/HSE Submitted 4 Mar 2026 150 yards away

    Single storey rear extension, replacing existing conservatory.

    Granted Householder Extension 11 docs
    Small domestic

  • 287 Cyncoed Road Cyncoed Cardiff CF23 6PA

    26/01282/ADV Submitted 19 Jun 2026 200 yards away

    Two signs on front northeast elevation, hand painted mural on southeastern elevation.

    Granted Advertising 17 docs

In Cardiff

  • 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