12 Ael Y Bryn, Llanedeyrn, Cardiff, CF23 9LF
About 12 Ael Y Bryn
12 Ael Y Bryn is a four-bedroom mid-terrace house in Llanedeyrn, Cardiff, Cardiff (CF23 9LF). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (June 2015) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2011. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from June 2015, so improvements made since then won't be reflected.
Untraded for 20 years, with the last transfer in September 2006. Across 1997–2006, sale prices on this property compounded at 13.2% per year. Today's modelled estimate of £232,000 sits 56.8% above the 2006 sale of £147,950. At 104 m² it's 17.5% larger than the typical home in the postcode (89 m² median across 18 EPCs).
What this property has
Inside
- Bedrooms4
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 08 Jun 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
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Planning history
12 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
12 Ael Y Bryn has more than tripled in price since its earliest registered sale in 1997.
£232,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.2% per year over 9 years.
£147,950
Growth on file: 13.2% per year over 9 years.
Sales timeline
28 September 2006Most recent
£147,950
+201.9%over 8 years23 October 1997
£49,000
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, 12 Ael Y Bryn runs well behind the street norm.
Price per m²
£1,423
Street avg £1,885
Floor Area
104 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.8 t/year
Similar properties nearby
1 Earl S Court Road, Penylan
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1 Bryn Y Nant, Llanedeyrn
CF23 9NZ
1 Kingwood Close, Penylan
CF23 9HE
1 Firstbrook Close
CF23 9ER
1 Hugon Close
CF23 9BY
1 Ferny Court, Waterloo Road, Penylan
CF23 9BU
1 Eastside Quarter, Maelfa, Llanedeyrn
CF23 9PN
1 Howardian Close, Penylan
CF23 9AG
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
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.







