20 Clos Y Gwyddfid, Morganstown, Cardiff, CF15 8EX
About 20 Clos Y Gwyddfid
20 Clos Y Gwyddfid is a detached house in Morganstown, Cardiff, Cardiff (CF15 8EX). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (December 2014) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump. The latest certificate is from December 2014, so improvements made since then won't be reflected.
It hasn't traded since March 1997, a hold of 29 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £441,000 sits 364.2% above the 1997 sale of £95,000. On a £-per-square-foot basis, the last sale (£84/sq ft) was about 44.6% below the postcode norm.
Energy performance
20 Clos Y Gwyddfid sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Dec 2024
EPC Rating
Certificate validity
Expired on 19 December 2024
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Planning history
20 Clos Y Gwyddfid 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 Y Gwyddfid's modelled value sits at over four times its earliest registered sale price (1997).
£441,000
Modelled from EPC, postcode comparables.
£95,000
Recorded with HM Land Registry.
Sales timeline
3 March 1997Most recent
£95,000
Median price across the last 5 sales in CF15 8EX: £457,500 (2026–2022).
Nearby sales in CF15 8EX
7 Clos Y Gwyddfid, Morganstown, Cardiff, CF15 8EX
Sold Jan 2026
£492,50013 Clos Y Gwyddfid, Morganstown, Cardiff, CF15 8EX
Sold Apr 2025
£388,0009 Clos Y Gwyddfid, Morganstown, Cardiff, CF15 8EX
Sold Oct 2024
£457,50011 Clos Y Gwyddfid, Morganstown, Cardiff, CF15 8EX
Sold Jul 2022
£335,00028 Clos Y Gwyddfid, Morganstown, Cardiff, CF15 8EX
Sold Feb 2022
£665,000
Versus other Clos Y Gwyddfid homes
Price per m² for 20 Clos Y Gwyddfid lags the street by a wide margin.
Price per m²
£905
Street avg £2,730
Floor Area
105 m²
Street avg 131 m²
Habitable Rooms
5 rooms
Street avg 7 rooms
CO₂ Emissions
6.2 t/year
Street avg 4.5 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Ffordd y Berllan — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







