23 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
About 23 Ael Y Bryn
23 Ael Y Bryn is a semi-detached house in Llanedeyrn, Cardiff, Cardiff (CF23 9LF). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (July 2015) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. The latest certificate is from July 2015, so improvements made since then won't be reflected.
It hasn't traded since January 2004, a hold of 23 years that's notably long for the area. At 112 m² it's 25.8% larger than the typical home in the postcode (89 m² median across 19 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £268,000 sits 121.5% above the 2004 sale of £121,000. On a £-per-square-foot basis, the last sale (£100/sq ft) was about 27.8% below the postcode norm.
Energy performance
23 Ael Y Bryn sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 29 Jul 2025
EPC Rating
Certificate validity
Expired on 29 July 2025
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Planning history
23 Ael Y Bryn 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
23 Ael Y Bryn valuation sits well clear of the typical sold price in this postcode.
£268,000
Modelled from EPC, postcode comparables.
£121,000
Recorded with HM Land Registry.
Sales timeline
30 January 2004Most recent
£121,000
Median price across the last 5 sales in CF23 9LF: £200,000 (2025–2019).
Nearby sales in CF23 9LF
184 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
Sold Mar 2025
£265,0004 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
Sold Jul 2024
£200,0009 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
Sold Dec 2020
£178,00011 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
Sold Nov 2020
£200,000186 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
Sold Mar 2019
£115,000
Versus other Ael Y Bryn homes
On price per m², 23 Ael Y Bryn runs well behind the street norm.
Price per m²
£1,080
Street avg £1,917
Floor Area
112 m²
Street avg 98 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.8 t/year
Street avg 3.5 t/year
Similar properties nearby
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1 Grafton Close, Penylan
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1 Ffordd Nowell, Penylan
CF23 9FA
1 Ferny Court, Waterloo Road, Penylan
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1 Kingwood Close, Penylan
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1 Doe Close, Penylan
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1 Firstbrook Close
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The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Ael y Bryn — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







