331 Clasemont Road Morriston Swansea SA6 6BU Data via plota.co.uk

2026/1359/PLD - Lawful Dev. Cert - Proposed Approved

Proposal

Rear dormer, front rooflights and internal alterations (application for a Certificate of Proposed Lawful Development) Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
18 Aug 2026
✓
Approved
8 Sept 2026

Approved on 8 Sept 2026 · Delegated Decision · Last checked 12 Sept 2026

Site constraints 3

Also on the record
1 listed building within 150 m; Coalfield, development low risk area; National infrastructure project 1896 m away: Abergelli Power.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority, the Planning Inspectorate 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 3

Last sold for £333,000 in June 2026. Detached house, freehold.

5 June 2026£333,000
9 July 2004£206,000
23 February 2001£87,000

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

Building

Floor area107 m² (1,152 sq ft)
Energy ratingD (61 out of 100), could reach C
PropertyDetached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in February 2020, 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
Lawful Dev. Cert - Proposed
Postcode
SA6 6BU
Received
18 Aug 2026
Validated
18 Aug 2026
Ward
Mynyddbach - Area 1
Case officer
Show
Target decision
13 Oct 2026
Decision
Is Lawful (proposed)
Decision date
8 Sept 2026
Decision level
Delegated Decision
Applicant
Show

How this decision compares

Decided in 21 days from validation, 31 days faster than Swansea's median of 52 for extensions. Approved, as 82% of extensions here are.

75%decided within 8 weeks
82%approved
431decided in the last year

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

Public comments

No public comments yet.

Last counted 12 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
13 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.