53 Ton-yr-ywen Avenue Heath Cardiff CF14 4NZ Data via plota.co.uk

26/02005/HSE - Householder Planning Permission Registered

Proposal

Ground and First flor extensions with rear dormer loft conversion. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
22 Sept 2026
✓
Consultation
24 Sept 2026
Decision
Expected by 17 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision between 3 Nov 2026 and 15 Nov 2026, from Cardiff's recent extensions.

Comments are open until 15 Oct 2026

Comment on this application ↗

Site constraints 1

Also on the record
Radon affected area, class 3.
Not affected
Outside flood zones 2 and 3 · No listed building at the site · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 1

Last sold for £261,000 in November 2016. Semi-detached house, freehold.

10 November 2016£261,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area121 m² (1,302 sq ft)
Energy ratingD (56 out of 100)
PropertySemi-detached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in June 2014, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Cardiff
Application type
Householder Planning Permission
Postcode
CF14 4NZ
Received
22 Sept 2026
Validated
22 Sept 2026
Ward
HEATH
Case officer
Show
Applicant
Show
Agent
DTBDESIGN

Decision outlook

Day 17 of the 56-day target. Cardiff usually decides extensions by day 49.

Day 1739 days to the 56-day target
69%decided within 8 weeks
94%approved
574decided in the last year

Plota live figures for extensions decided by Cardiff in the last twelve months, from validation. Cardiff decision record →

Public comments

No public comments yet.

3 neighbours consulted · Last counted 3 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15240531
Planning Portal ref
PP-15240531
Neighbours
24 Sept 2026
Consultation
24 Sept 2026
Comments by
15 Oct 2026
Env. assessment
No

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.