14 Mallard Close, St Mellons, Cardiff, CF3 0AJ
About 14 Mallard Close
14 Mallard Close is an end-of-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0AJ). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (November 2025) shows a C (score 70). The rating has held steady at C across 2 certificates since March 2015. Between certificates, roof efficiency dropped from Average to Poor and window efficiency dropped from Good to Poor.
At 87 m² the property is well over the postcode median (53 m² across 12 EPCs), placing it in the larger end of the local stock.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Planning history
14 Mallard Close 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
14 Mallard Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£219,000
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.
Median price across the last 4 sales in CF3 0AJ: £70,975 (2005–1996).
Versus other Mallard Close homes
14 Mallard Close is notably below the street on epc rating.
EPC Rating
70 (C)
Street avg 80 (C)
Floor Area
87 m²
Street avg 78 m²
CO₂ Emissions
2.8 t/year
Street avg 1.6 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Similar properties nearby
1 Abernethy Close, St Mellons
CF3 0SB
1 Ashfield Court, St Mellons
CF3 0AE
1 Caradoc Close, St Mellons
CF3 0LQ
1 Broadwell Close, St Mellons
CF3 0HU
1 Ashdown Close, St Mellons
CF3 0ER
1 Cathcob Close, St Mellons
CF3 0AH
1 Birkdale Close, St Mellons
CF3 0LF
1 Blaenavon Close, St Mellons
CF3 0HQ
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
0.1 km
Tarwick Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







