15 Cefn Bychan, Pentyrch, Cardiff, CF15 9PG
About 15 Cefn Bychan
15 Cefn Bychan is a mid-terrace house in Pentyrch, Cardiff, Cardiff (CF15 9PG). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (May 2025) shows a C (score 71). When first surveyed in September 2011 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 91).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Window efficiency improved
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Planning history
15 Cefn Bychan 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
15 Cefn Bychan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£214,000
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 9PG: £280,000 (2022–1998).
Nearby sales in CF15 9PG
6 Cefn Bychan, Pentyrch, Cardiff, CF15 9PG
Sold Jul 2022
£536,0005 Cefn Bychan, Pentyrch, Cardiff, CF15 9PG
Sold Apr 2010
£308,0007 Cefn Bychan, Pentyrch, Cardiff, CF15 9PG
Sold Jul 2007
£280,000Gelli Dawel, Cefn Bychan, Pentyrch, Cardiff, CF15 9PG
Sold Sept 2006
£237,500Brynllwynog, Cefn Bychan, Pentyrch, Cardiff, CF15 9PG
Sold Aug 1998
£181,500
Versus other Cefn Bychan homes
15 Cefn Bychan outperforms the street on epc rating by a wide margin.
EPC Rating
71 (C)
Street avg 66 (D)
Floor Area
40 m²
Street avg 64 m²
CO₂ Emissions
1.7 t/year
Street avg 2.8 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Pentyrch War Memorial — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







