4 Llys Hafn, Cardiff Road, Taffs Well, Cardiff, CF15 7PE
About 4 Llys Hafn
4 Llys Hafn is a semi-detached house in Taffs Well, Cardiff, Cardiff (CF15 7PE). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 2007-2011 and council tax band C. The latest certificate (April 2023) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since January 2009. Between certificates, window efficiency went from Average to Good. At 51 m² this is the 15th smallest of 16 units on EPC record in the building, where floor areas span 30–51 m².
At 51 m² the property is well over the postcode median (35 m² across 15 EPCs), placing it in the larger end of the local stock.
Energy performance
4 Llys Hafn's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Floor insulation added or improved
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Planning history
4 Llys Hafn has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4 Llys Hafn has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£142,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Versus other Llys Hafn homes
4 Llys Hafn outperforms the street on floor area by a wide margin.
EPC Rating
79 (C)
Street avg 76 (C)
Floor Area
51 m²
Street avg 38 m²
CO₂ Emissions
1.2 t/year
Street avg 1.2 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Taffs Well Rail Station — railway station.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







