20 Clos Glas Llwch, St Mellons, Cardiff, CF3 0JY
About 20 Clos Glas Llwch
20 Clos Glas Llwch is an end-of-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0JY). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (September 2015) returns a high B (score 86), putting the home a stone's throw from an A rating. When first surveyed in March 2013 the rating was C, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Very Good. The latest certificate is from September 2015, so improvements made since then won't be reflected.
Energy performance
20 Clos Glas Llwch's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Sept 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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Planning history
20 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
20 Clos Glas Llwch has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£192,000
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
EPC Rating
86 (B)
Street avg 83 (B)
Floor Area
74 m²
Street avg 75 m²
CO₂ Emissions
1.1 t/year
Street avg 1.3 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
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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
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.







