18 Brynfedw, Llanedeyrn, Cardiff, CF23 9PP
About 18 Brynfedw
18 Brynfedw is a detached house in Llanedeyrn, Cardiff, Cardiff (CF23 9PP). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1967-1975 and council tax band B. At 69 m² this is the 15th smallest of 55 units on EPC record in the building, where floor areas span 42–109 m². The building's EPC ratings span F to C across 55 units on file. The latest certificate (September 2024) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2014. The recommended improvements would push it to C (score 77).
At 69 m² it's 16.9% smaller than the typical home in the postcode (83 m² median across 54 EPCs).
Energy performance
EPC Rating
Certificate validity
Valid until 18 September 2034
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
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Planning history
18 Brynfedw has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
18 Brynfedw has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£146,000
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 9PP: £136,000 (2025–2014).
Nearby sales in CF23 9PP
29 Brynfedw, Llanedeyrn, Cardiff, CF23 9PP
Sold Oct 2025
£145,00049 Brynfedw, Llanedeyrn, Cardiff, CF23 9PP
Sold Nov 2022
£150,00033 Brynfedw, Llanedeyrn, Cardiff, CF23 9PP
Sold Nov 2017
£136,00046 Brynfedw, Llanedeyrn, Cardiff, CF23 9PP
Sold Jul 2017
£115,0009 Brynfedw, Llanedeyrn, Cardiff, CF23 9PP
Sold Jul 2014
£73,750
Versus other Brynfedw homes
On co₂ emissions, 18 Brynfedw runs well behind the street norm.
EPC Rating
67 (D)
Street avg 74 (C)
Floor Area
69 m²
Street avg 53 m²
CO₂ Emissions
2.8 t/year
Street avg 1.6 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.0 km
Brynfedw — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







