38 Heol Maes Eirwg, St Mellons, Cardiff, CF3 0AR
About 38 Heol Maes Eirwg
38 Heol Maes Eirwg is a mid-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0AR). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1996-2002 and council tax band B. The latest certificate (March 2023) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since December 2008. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 90).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
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Planning history
38 Heol Maes Eirwg 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
38 Heol Maes Eirwg has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£174,000
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 Heol Maes Eirwg homes
On epc rating, 38 Heol Maes Eirwg stands well clear of the street.
EPC Rating
77 (C)
Street avg 75 (C)
Floor Area
66 m²
Street avg 76 m²
CO₂ Emissions
1.6 t/year
Street avg 2.2 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
1 Caerleon Close, St Mellons
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1 Caraway Close, St Mellons
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1 Blaina Close, St Mellons
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1 Bulrush Close, St Mellons
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1 Cathcob Close, St Mellons
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1 Broadwell Close, St Mellons
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Clos Gwlad-Yr-Haf — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







