20 Ruperra Close Old St Mellons Cardiff CF3 6HX Data via plota.co.uk

26/01452/NMA - Non Material Amendment Approved

Proposal

Proposed Non-Material Amendment to Planning Permission 26/00673/HSE- Relocation of windows and doors and small infill between the main house and side extension. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
13 Jul 2026
✓
Approved
28 Jul 2026

Approved on 28 Jul 2026 · Delegated to Group Leader · Last checked 6 Aug 2026

Associated applications 2

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 3

Last sold for £875,000 in May 2026. Detached house, freehold.

28 May 2026£875,000
9 December 2003£360,000
14 August 1995£173,000New build

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

Building

Floor area279 m² (3,003 sq ft)
Energy ratingA (93 out of 100)
PropertyDetached house, 9 habitable rooms
Built1991 to 1995
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, insulated (assumed)

From the energy performance certificate lodged in May 2025, 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
Non Material Amendment
Postcode
CF3 6HX
Received
13 Jul 2026
Validated
13 Jul 2026
Ward
PONTPRENNAU AND OLD ST MELLONS
Case officer
Show
Decision
Permission Granted
Decision date
28 Jul 2026
Decision level
Delegated to Group Leader
Applicant
Show
Agent
KnK Design Studio Ltd

Public comments

No public comments yet.

Last counted 6 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15074713
Planning Portal ref
PP-15074713
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.