136 Brynheulog, Pentwyn, Cardiff, CF23 7JE
About 136 Brynheulog
136 Brynheulog is a semi-detached house in Pentwyn, Cardiff, Cardiff (CF23 7JE). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (November 2023) shows a C (score 74). The rating has held steady at C across 2 certificates since March 2009. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good; while wall efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. At 51 m² this is the 10th smallest of 45 units on EPC record in the building, where floor areas span 40–114 m². The building's EPC ratings span D to B across 45 units on file.
At 51 m² it sits well below the postcode median (74 m² across 44 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
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
136 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
136 Brynheulog has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£117,000
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 7JE: £185,000 (2025–2021).
Nearby sales in CF23 7JE
163 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Jan 2025
£195,000164 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Sept 2024
£220,000154 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Apr 2021
£162,130152 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Feb 2021
£185,000161 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Feb 2019
£95,000
Versus other Brynheulog homes
EPC Rating
74 (C)
Street avg 73 (C)
Floor Area
51 m²
Street avg 56 m²
CO₂ Emissions
1.6 t/year
Street avg 1.8 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
1 Goldcrest Drive
CF23 7HJ
1 Fairview Court, Glyn Coed Road
CF23 7DY
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 Brynheulog Court, Brynheulog, Pentwyn
CF23 7JG
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
Brynheulog — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







