12 Gwern Catherine, Capel Llanilltern, Cardiff, CF5 6GD
About 12 Gwern Catherine
12 Gwern Catherine is a mid-terrace house in Capel Llanilltern, Cardiff, Cardiff (CF5 6GD). It has a recorded floor area of 51 m² (around 549 sq ft). The latest certificate (September 2020) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since September 2020. The recommended improvements would push it to A (score 98).
Last sale on file: £167,500 in November 2020.
Energy performance
12 Gwern Catherine's carbon output is low for the local stock.
EPC Rating
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £495 · Includes VAT
Planning history
12 Gwern Catherine 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£177,000
Modelled from EPC, postcode comparables.
£167,500
Recorded with HM Land Registry.
Sales timeline
12 November 2020Most recent
£167,500
Median price across the last 5 sales in CF5 6GD: £215,000 (2025–2024).
Nearby sales in CF5 6GD
46 Gwern Catherine, Capel Llanilltern, Cardiff, CF5 6GD
Sold Oct 2025
£240,00027 Gwern Catherine, Capel Llanilltern, Cardiff, CF5 6GD
Sold Dec 2024
£300,00025 Gwern Catherine, Capel Llanilltern, Cardiff, CF5 6GD
Sold Sept 2024
£215,0006 Gwern Catherine, Capel Llanilltern, Cardiff, CF5 6GD
Sold May 2024
£199,00036 Gwern Catherine, Capel Llanilltern, Cardiff, CF5 6GD
Sold May 2024
£205,000
Versus other Gwern Catherine homes
12 Gwern Catherine outperforms the street on co₂ emissions by a wide margin.
Price per m²
£3,284
Street avg £3,441
Floor Area
51 m²
Street avg 71 m²
CO₂ Emissions
0.8 t/year
Street avg 1.1 t/year
Years Held
6 years
Street avg 4 years
Similar properties nearby
1 Cilffordd Y Coed, Capel Llanilltern
CF5 6GN
1 Castle Hill, St Fagans
CF5 6EJ
1 Chestnut Cottages, Croft Y Genau Road, St Fagans
CF5 6EG
1 Cottage Row, Twyn Yr Odyn
CF5 6BN
1 Coedlan Y Trenshys, St Fagans
CF5 6FS
1 Clive Cottages, St Fagans
CF5 6EE
1 Castle Green, St George S Super Ely
CF5 6EX
1 Cardiff Road, St Fagans
CF5 6EB
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Robin Hill — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







