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
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.
£182,000
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: £155,000 (2024–2018).
Nearby sales in CF23 7JA
10 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
£156,00015 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Aug 2018
£90,950
Versus other Brynheulog homes
3 Brynheulog outperforms the street on co₂ emissions by a wide margin.
EPC Rating
76 (C)
Street avg 70 (C)
Floor Area
86 m²
Street avg 87 m²
CO₂ Emissions
1.7 t/year
Street avg 2.8 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
1 Bryn Haidd
CF23 7JN
1 Heddfan South
CF23 7EA
1 Brynheulog, Pentwyn
CF23 7JA
1 Pant Glas
CF23 7EU
1 Glyn Coed Road
CF23 7DX
1 Fairview Court, Glyn Coed Road
CF23 7DY
1 Brynheulog Court, Brynheulog, Pentwyn
CF23 7JG
1 St Georges Court, Linnet Close
CF23 7HG
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising 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.







