18 Clos Glas Llwch, St Mellons, Cardiff, CF3 0JY
About 18 Clos Glas Llwch
18 Clos Glas Llwch is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0JY). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (August 2023) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since September 2012. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good.
At 91 m² it's 26.4% larger than the typical home in the postcode (72 m² median across 21 EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
Solar PV panels (35 kWp) installed
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Planning history
18 Clos Glas Llwch 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
18 Clos Glas Llwch has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£205,000
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 Clos Glas Llwch homes
On floor area, 18 Clos Glas Llwch stands well clear of the street.
EPC Rating
83 (B)
Street avg 83 (B)
Floor Area
91 m²
Street avg 74 m²
CO₂ Emissions
1.6 t/year
Street avg 1.3 t/year
Habitable Rooms
6 rooms
Street avg 4 rooms
Similar properties nearby
1 Bulrush Close, St Mellons
CF3 0AZ
1 Blaina Close, St Mellons
CF3 0EB
1 Caraway Close, St Mellons
CF3 0NF
1 Cathcob Close, St Mellons
CF3 0AH
1 Broadwell Close, St Mellons
CF3 0HU
1 Abernethy Close, St Mellons
CF3 0SB
1 Ashfield Court, St Mellons
CF3 0AE
1 Caradoc Close, St Mellons
CF3 0LQ
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
Meadowlane Primary School — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







