25 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
About 25 Llewelyn Goch
25 Llewelyn Goch is a detached house in St. Fagans, Cardiff, Cardiff (CF5 6HR). It has a recorded floor area of 292 m² (around 3143 sq ft), construction records dating it to 1996-2002 and council tax band G. The latest certificate (March 2016) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since June 2012. Between certificates, wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to A (score 92), a 2-band jump. The latest certificate is from March 2016, so improvements made since then won't be reflected.
Untraded for 23 years, with the last transfer in April 2003. At 292 m² the property is well over the postcode median (168 m² across 32 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £768,000 sits 146.2% above the 2003 sale of £312,000. On a £-per-square-foot basis, the last sale (£99/sq ft) was about 41.7% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include tree works, an extension and a porch, meaningful when judging how the property has evolved.
Energy performance
25 Llewelyn Goch's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 31 Mar 2026
EPC Rating
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Planning history
25 Llewelyn Goch has an approved extension on the planning record.
3 applications on record at 25 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
- Jun 2011ExtensionFullOutcome in report
PROPOSED REAR & FRONT 2 STOREY AND SINGLE STOREY EXTENSIONS
- Documents
- 11 docs on file
- Reference
- 10/02278/DCH
- More recent applications — locked
- Tree WorksNov 2024Decision
- PorchJul 2016Decision
Unlock 25 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR's full planning history
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- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 1 notable nearby
- The 28 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
25 Llewelyn Goch valuation sits well clear of the typical sold price in this postcode.
£768,000
Modelled from EPC, postcode comparables.
£312,000
Recorded with HM Land Registry.
Sales timeline
24 April 2003Most recent
£312,000
Median price across the last 5 sales in CF5 6HR: £567,500 (2025–2022).
Nearby sales in CF5 6HR
17 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
Sold May 2025
£590,00029 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
Sold Apr 2025
£650,00033 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
Sold Jan 2025
£425,00031 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
Sold Apr 2024
£495,00043 Llewelyn Goch, St Fagans, Cardiff, CF5 6HR
Sold Jun 2022
£567,500
Versus other Llewelyn Goch homes
Price per m² for 25 Llewelyn Goch lags the street by a wide margin.
Price per m²
£1,068
Street avg £2,341
Floor Area
292 m²
Street avg 162 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
7.3 t/year
Street avg 4.9 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Rhydlafar — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







