Cil Y Cwm, Cardiff Road, Creigiau, Cardiff, CF15 9NL
About Cil Y Cwm
Cil Y Cwm is a semi-detached house in Creigiau, Cardiff, Cardiff (CF15 9NL). It has a recorded floor area of 118 m² (around 1270 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (May 2019) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump.
At 118 m² it sits well below the postcode median (188 m² across 28 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £448,000 is 44.5% above the 2019 sale price. Most recent transfer: October 2019 at £310,000.
Energy performance
Cil Y Cwm's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Cil Y Cwm has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
£448,000
Modelled from EPC, postcode comparables.
£310,000
Recorded with HM Land Registry.
Sales timeline
24 October 2019Most recent
£310,000
Median price across the last 5 sales in CF15 9NL: £820,000 (2025–2021).
Nearby sales in CF15 9NL
2 The Grove, Cardiff Road, Creigiau, Cardiff, CF15 9NL
Sold Mar 2025
£820,0004 The Grove, Cardiff Road, Creigiau, Cardiff, CF15 9NL
Sold Dec 2024
£793,500The Meadows, Cardiff Road, Creigiau, Cardiff, CF15 9NL
Sold Jan 2023
£620,000Oaklands, Cardiff Road, Creigiau, Cardiff, CF15 9NL
Sold Sept 2021
£870,000Llyswen, Cardiff Road, Creigiau, Cardiff, CF15 9NL
Sold Sept 2021
£835,000
Versus other Cardiff Road homes
On floor area, Cil Y Cwm runs well behind the street norm.
Price per m²
£2,627
Street avg £2,499
Floor Area
118 m²
Street avg 209 m²
Habitable Rooms
6 rooms
Street avg 8 rooms
CO₂ Emissions
6.9 t/year
Street avg 7.2 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Parc-y-Coed — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







