18 Brynheulog, Pentwyn, Cardiff, CF23 7JA
About 18 Brynheulog
18 Brynheulog is a detached house in Pentwyn, Cardiff, Cardiff (CF23 7JA). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1976-1982 and council tax band B. At 59 m² this is the smallest unit on EPC record across the building (59–100 m²). The building's EPC ratings span D to B across 42 units on file. The latest certificate (July 2024) shows a C (score 74). The rating has held steady at C across 2 certificates since June 2011. Between certificates, window efficiency went from Average to Good and lighting went from Good to Very Good; while roof efficiency dropped from Very Good to Poor.
At 59 m² it sits well below the postcode median (88 m² across 41 EPCs), making it one of the more compact homes locally.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
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
18 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
18 Brynheulog has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£133,000
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
EPC Rating for 18 Brynheulog runs comfortably ahead of the street norm.
EPC Rating
74 (C)
Street avg 70 (C)
Floor Area
59 m²
Street avg 60 m²
CO₂ Emissions
1.8 t/year
Street avg 1.9 t/year
Habitable Rooms
3 rooms
Street avg 3 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
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.







