12 Dan Yr Heol, Cardiff, CF23 6JU
About 12 Dan Yr Heol
12 Dan Yr Heol is a semi-detached house in Cardiff (CF23 6JU). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (February 2023) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 81).
One planning record on file: an extension approved in 2024. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs). Across 2000–2023, sale prices on this property compounded at 7.5% per year. On a £-per-square-foot basis, the last sale (£630/sq ft) was about 142.9% above the typical sold price in the postcode. Sold August 2023 for £685,000.
Energy performance
EPC Rating
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Planning history
12 Dan Yr Heol has an approved single-storey rear extension on the planning record.
1 application on record at 12 Dan Yr Heol, Cardiff, CF23 6JU
- Feb 2024ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Single Storey Rear Extension
- Documents
- 10 docs on file
- Reference
- 24/00088/HSE
Unlock 12 Dan Yr Heol, Cardiff, CF23 6JU's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
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- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 12 Dan Yr Heol was the highest on Land Registry record across the postcode.
£639,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 23 years.
£685,000
Growth on file: 7.5% per year over 23 years.
Sales timeline
24 August 2023Most recent
£685,000
+426.9%over 22 years18 October 2000
£130,000
Median price across the last 5 sales in CF23 6JU: £482,500 (2023–2019).
Versus other Dan Yr Heol homes
On price per m², 12 Dan Yr Heol stands well clear of the street.
Price per m²
£6,782
Street avg £3,540
Floor Area
101 m²
Street avg 116 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.5 t/year
Street avg 4.9 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Berrymead Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







