18 Bryn Y Nant, Llanedeyrn, Cardiff, CF23 9NZ
About 18 Bryn Y Nant
18 Bryn Y Nant is a mid-terrace house in Llanedeyrn, Cardiff, Cardiff (CF23 9NZ). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (June 2023) shows a C (score 74). When first surveyed in June 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Average, hot-water efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 91).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Ventilation system changed
Wall insulation upgraded
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Planning history
18 Bryn Y Nant 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 Bryn Y Nant has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£178,000
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 9NZ: £180,000 (2025–2024).
Nearby sales in CF23 9NZ
31 Bryn Y Nant, Llanedeyrn, Cardiff, CF23 9NZ
Sold May 2025
£140,00012 Bryn Y Nant, Llanedeyrn, Cardiff, CF23 9NZ
Sold May 2025
£180,00015 Bryn Y Nant, Llanedeyrn, Cardiff, CF23 9NZ
Sold Feb 2025
£195,0007 Bryn Y Nant, Llanedeyrn, Cardiff, CF23 9NZ
Sold Oct 2024
£190,00033 Bryn Y Nant, Llanedeyrn, Cardiff, CF23 9NZ
Sold Jul 2024
£140,000
Versus other Bryn Y Nant homes
18 Bryn Y Nant outperforms the street on epc rating by a wide margin.
EPC Rating
74 (C)
Street avg 67 (D)
Floor Area
90 m²
Street avg 89 m²
CO₂ Emissions
2.4 t/year
Street avg 3.3 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Similar properties nearby
1 Jefferson Court, Pennsylvania, Llanedeyrn
CF23 9LX
1 Awel Mor, Llanedeyrn
CF23 9QA
1 Bryn Y Nant, Llanedeyrn
CF23 9NZ
1 Chapel Wood, Llanedeyrn
CF23 9EE
1 Ferny Court, Waterloo Road, Penylan
CF23 9BU
1 Coed Y Gores, Llanedeyrn
CF23 9ND
1 Eastside Quarter, Maelfa, Llanedeyrn
CF23 9PN
1 Brynfedw, Llanedeyrn
CF23 9PP
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
0.2 km
Bryn-Y-Nant — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







