15 Blethin Close, Cardiff, CF5 2RR
About 15 Blethin Close
15 Blethin Close is a one-bedroom mid-terrace house in Cardiff (CF5 2RR). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1976-1982 and council tax band C. At 43 m² this is the 6th smallest of 34 units on EPC record in the building, where floor areas span 40–143 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (September 2019) shows a C (score 73).
Untraded for 18 years, with the last transfer in December 2008. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 43 m² it sits well below the postcode median (64 m² across 33 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2002–2008, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £136,000 is 41.7% above the 2008 sale price.
What this property has
Inside
- Bedrooms1
Outside
- Private gardenFront and rear
- GarageYes
Building
- Heating systemElectric
Energy performance
15 Blethin Close's carbon output is low for the local stock.
EPC Rating
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Planning history
15 Blethin Close 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 at the peak of the pre-credit-crunch market — a high-water reference point.
£136,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 6 years.
£96,000
Growth on file: 6.2% per year over 6 years.
Sales timeline
1 December 2008Most recent
£96,000
+43.4%over 6 years18 November 2002
£66,950
Median price across the last 5 sales in CF5 2RR: £274,000 (2025–2023).
Versus other Blethin Close homes
On years held, 15 Blethin Close stands well clear of the street.
Price per m²
£2,233
Street avg £2,553
Floor Area
43 m²
Street avg 43 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.4 t/year
Street avg 1.8 t/year
Similar properties nearby
1 Blethin Close
CF5 2RR
1 Ashdene Close
CF5 2SA
1 Beale Close
CF5 2RU
1 Cwrt Y Llan, Cardiff Road, Llandaff
CF5 2FF
1 Cardiff Road, Llandaff
CF5 2DN
1 Buckley Close
CF5 2DF
1 Cranwell Close
CF5 2EY
1 Bishops Avenue, Llandaff
CF5 2HJ
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Blethin Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







