21 Lon Yr Hen Ysgol, Capel Llanilltern, Cardiff, CF5 6GF
About 21 Lon Yr Hen Ysgol
21 Lon Yr Hen Ysgol is an end-of-terrace house in Capel Llanilltern, Cardiff, Cardiff (CF5 6GF). It has a recorded floor area of 81 m² (around 872 sq ft). The latest certificate (August 2020) returns a B (score 82), comfortably above the UK average. The recommended improvements would push it to A (score 94).
Today's modelled estimate of £288,000 is 71.2% below the 2020 sale of £1,000,479, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£1,148/sq ft) was about 275.1% above the typical sold price in the postcode. Most recent transfer: December 2020 at £1,000,479.
Energy performance
21 Lon Yr Hen Ysgol's carbon output is low for the local stock.
EPC Rating
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Planning history
21 Lon Yr Hen Ysgol has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£288,000
Modelled from EPC, postcode comparables.
£1,000,479
Recorded with HM Land Registry.
Sales timeline
11 December 2020Most recent
£1,000,479
Median price across the last 5 sales in CF5 6GF: £302,495 (2025–2021).
Nearby sales in CF5 6GF
81 Lon Yr Hen Ysgol, Capel Llanilltern, Cardiff, CF5 6GF
Sold Nov 2025
£348,00073 Lon Yr Hen Ysgol, Capel Llanilltern, Cardiff, CF5 6GF
Sold Mar 2025
£235,00075 Lon Yr Hen Ysgol, Capel Llanilltern, Cardiff, CF5 6GF
Sold Jul 2024
£215,00065 Lon Yr Hen Ysgol, Capel Llanilltern, Cardiff, CF5 6GF
Sold Jan 2022
£302,49567 Lon Yr Hen Ysgol, Capel Llanilltern, Cardiff, CF5 6GF
Sold Dec 2021
£302,495
Versus other Lon Yr Hen Ysgol homes
Price per m² for 21 Lon Yr Hen Ysgol runs comfortably ahead of the street norm.
Price per m²
£12,352
Street avg £4,128
Floor Area
81 m²
Street avg 83 m²
CO₂ Emissions
1.3 t/year
Street avg 1.3 t/year
Years Held
5 years
Street avg 5 years
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Robin Hill — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







