9 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ
About 9 Tai Penylan
9 Tai Penylan is a semi-detached house in Capel Llanilltern, Cardiff, Cardiff (CF5 6JQ). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1950-1966 and council tax band B. At 75 m² this is the 4th smallest of 9 units on EPC record in the building, where floor areas span 69–120 m². The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (74 versus a worst of 28). The latest certificate (April 2023) shows a C (score 74). The rating has held steady at C across 2 certificates since August 2010. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good.
At 75 m² it's 24.6% smaller than the typical home in the postcode (100 m² median across 8 EPCs). Its energy rating outperforms most of the postcode (better than 88% of similar EPCs).
Energy performance
EPC Rating
Certificate validity
Valid until 24 April 2033
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
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Planning history
9 Tai Penylan 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
9 Tai Penylan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£168,000
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 CF5 6JQ: £265,000 (2023–2018).
Nearby sales in CF5 6JQ
2 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ
Sold Sept 2023
£290,0006 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ
Sold Dec 2020
£265,00011 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ
Sold Feb 2020
£90,0008 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ
Sold Oct 2018
£295,0003 Tai Penylan, Capel Llanilltern, Cardiff, CF5 6JQ
Sold Sept 2018
£231,500
Versus other Tai Penylan homes
On floor area, 9 Tai Penylan stands well clear of the street.
EPC Rating
74 (C)
Street avg 64 (D)
Floor Area
75 m²
Street avg 72 m²
CO₂ Emissions
2.2 t/year
Street avg 3.4 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
426/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Graig-y-Parc — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







