3 Brynheulog, Pentwyn, Cardiff, CF23 7JA
About 3 Brynheulog
3 Brynheulog is a mid-terrace house in Pentwyn, Cardiff, Cardiff (CF23 7JA). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (July 2025) shows a C (score 76), near the top of the C band. When first surveyed in January 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and roof efficiency went from Good to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to B (score 82).
Energy performance
EPC Rating
Certificate validity
Valid until 9 July 2035
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Wall insulation improved
More low energy lighting installed
Loft insulation upgraded to recommended levels
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Planning history
3 Brynheulog 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
3 Brynheulog has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£179,000
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 CF23 7JA: £156,000 (2025–2018).
Nearby sales in CF23 7JA
1 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Nov 2025
£175,00010 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold May 2024
£155,00016 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Jul 2022
£125,00013 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Jul 2021
£165,00023 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Oct 2018
£156,000
Versus other Brynheulog homes
3 Brynheulog outperforms the street on co₂ emissions by a wide margin.
EPC Rating
76 (C)
Street avg 71 (C)
Floor Area
86 m²
Street avg 88 m²
CO₂ Emissions
1.7 t/year
Street avg 2.8 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
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1 Glyn Coed Road
CF23 7DX
1 Brynheulog Court, Brynheulog, Pentwyn
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The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
St Bernardettes — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







