1 Cefn Penuel, Pentyrch, Cardiff, CF15 9TB
About 1 Cefn Penuel
1 Cefn Penuel is a three-bedroom detached house in Pentyrch, Cardiff, Cardiff (CF15 9TB). It has a recorded floor area of 99 m² (around 1065 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (March 2011) shows an E (score 40), well below the UK norm with real room to improve. Earlier certificates rated it D (April 2009); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Average and lighting went from Poor to Average; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to C (score 71), a 2-band jump. The latest certificate is from March 2011, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2011–2021, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £358,000 is 30.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£258/sq ft) was about 45.2% above the typical sold price in the postcode. Sold March 2021 for £275,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- Private gardenSouth-facing
- GarageYes
- Cul-de-sacYes
Energy performance
1 Cefn Penuel sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 07 Mar 2021
EPC Rating
Certificate validity
Expired on 7 March 2021
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
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Planning history
1 Cefn Penuel 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£358,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 9 years.
£275,000
Growth on file: 4.6% per year over 9 years.
Sales timeline
15 March 2021Most recent
£275,000
+52.8%over 9 years29 September 2011
£180,000
Median price across the last 5 sales in CF15 9TB: £300,000 (2025–2022).
Nearby sales in CF15 9TB
20 Cefn Penuel, Pentyrch, Cardiff, CF15 9TB
Sold Aug 2025
£320,0003 Cefn Penuel, Pentyrch, Cardiff, CF15 9TB
Sold Jun 2025
£280,00018 Cefn Penuel, Pentyrch, Cardiff, CF15 9TB
Sold Jun 2024
£320,00024 Cefn Penuel, Pentyrch, Cardiff, CF15 9TB
Sold Jun 2023
£265,0008 Cefn Penuel, Pentyrch, Cardiff, CF15 9TB
Sold Nov 2022
£300,000
Versus other Cefn Penuel homes
1 Cefn Penuel is notably below the street on epc rating.
Price per m²
£2,781
Street avg £2,425
Floor Area
99 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
7.2 t/year
Street avg 3.7 t/year
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The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Brodeg — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







