18 Graigwen, Morganstown, Cardiff, CF15 8LH
About 18 Graigwen
18 Graigwen is a semi-detached house in Morganstown, Cardiff, Cardiff (CF15 8LH). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1950-1966 and council tax band C. At 60 m² this is the smallest unit on EPC record across the building (60–80 m²). The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (76 versus a worst of 61). The latest certificate (August 2024) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since November 2012. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average.
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
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Planning history
18 Graigwen has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
18 Graigwen has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£159,000
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 5 sales in CF15 8LH: £114,500 (2020–2011).
Nearby sales in CF15 8LH
15 Graigwen, Morganstown, Cardiff, CF15 8LH
Sold Feb 2020
£119,5002 Graigwen, Morganstown, Cardiff, CF15 8LH
Sold Apr 2018
£97,0004 Graigwen, Morganstown, Cardiff, CF15 8LH
Sold Jan 2016
£114,50013 Graigwen, Morganstown, Cardiff, CF15 8LH
Sold Feb 2012
£120,0007 Graigwen, Morganstown, Cardiff, CF15 8LH
Sold Aug 2011
£103,000
Versus other Graigwen homes
EPC Rating for 18 Graigwen runs comfortably ahead of the street norm.
EPC Rating
76 (C)
Street avg 68 (D)
Floor Area
60 m²
Street avg 68 m²
CO₂ Emissions
1.6 t/year
Street avg 2.8 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Graig Wen — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







