13 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB
About 13 Llys Illtern
13 Llys Illtern is a semi-detached house in Capel Llanilltern, Cardiff, Cardiff (CF5 6GB). It has a recorded floor area of 51 m² (around 549 sq ft). At 51 m² this is the smallest unit on EPC record across the building (51–175 m²). The latest certificate (December 2020) returns a B (score 82), comfortably above the UK average.
At 51 m² it sits well below the postcode median (112 m² across 46 EPCs), making it one of the more compact homes locally.
Energy performance
13 Llys Illtern's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 11 December 2030
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Planning history
13 Llys Illtern 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
13 Llys Illtern 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 6GB: £399,995 (2025–2023).
Nearby sales in CF5 6GB
15 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB
Sold Nov 2025
£240,00057 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB
Sold Feb 2024
£399,99555 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB
Sold Dec 2023
£399,99553 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB
Sold Dec 2023
£414,99563 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB
Sold Nov 2023
£399,995
Versus other Llys Illtern homes
EPC Rating
82 (B)
Street avg 82 (B)
Floor Area
51 m²
Street avg 51 m²
CO₂ Emissions
0.9 t/year
Street avg 0.9 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
426/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Heol St y Nyll — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







