18 St Isan Road Heath Cardiff CF14 4LX Data via plota.co.uk
Proposal
Proposed ground and first floor rear and side extension Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 10 Nov 2026 and 22 Nov 2026, from Cardiff's recent extensions.
Documents 2
Statements & assessments 1
Application forms 1
Site constraints 1
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 £178,000 in March 2003. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Every application in Cardiff - and every UK council - as a live feed, an API, or a bulk CSV export.
Other new applications on this street
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Important details
Decision outlook
Day 10 of the 56-day target. Cardiff usually decides extensions by day 49.
Plota live figures for extensions decided by Cardiff in the last twelve months, from validation. Cardiff decision record →
Public comments
No public comments yet.
6 neighbours consulted · Last counted 2 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15214613
- Planning Portal ref
- PP-15214613
- Neighbours
- 1 Oct 2026
- Consultation
- 1 Oct 2026
- Comments by
- 22 Oct 2026
- Env. assessment
- No
Historical activity at this location
20 nearby applications on record - archival context, not part of the live application.
Nearby activity
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
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18 St Isan Road Heath Cardiff CF14 4LX
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Comments are open until 22 Oct 2026