21 Mydam Lane Gorseinon Swansea SA4 4YA Data via plota.co.uk
Proposal
Rear extension and alterations Data via plota.co.uk
Application progress
Approved on 4 Jun 2026 · Delegated Decision · Last checked 8 Sept 2026
Documents 5
Decision & officer reports 2
Consultation & comments 2
Associated applications 2
- Rear extension and alterations
Conditions 4 discharged
Site constraints 4
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority, 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.
Building
From the energy performance certificate lodged in April 2014, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Swansea
- Application type
- Full Plans
- Postcode
- SA4 4YA
- Received
- 31 Mar 2026
- Validated
- 9 Apr 2026
- Ward
- Gorseinon And Penyrheol - Area 1
- Parish
- Gorseinon Town Council
- Case officer
- Show
- Target decision
- 4 Jun 2026
- Decision
- Approve
- Decision date
- 4 Jun 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- ASA Architecture
How this decision compares
Decided in 56 days from validation, 4 days slower than Swansea's median of 52 for extensions. Approved, as 82% of extensions here are.
Plota live figures for extensions decided by Swansea in the last twelve months, from validation. Swansea decision record →
Public comments
No public comments yet.
4 neighbours consulted · Last counted 8 Sept 2026
Consultation & key dates
- Neighbours
- 13 Apr 2026
- Consultation
- 15 May 2026
- Comments by
- 5 Jun 2026
- Site or press notice
- 17 Apr 2026
- Statutory expiry
- 4 Jun 2026
- Env. assessment
- No
Historical activity at this location
18 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
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.
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21 Mydam Lane Gorseinon Swansea SA4 4YA
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