13 Blethin Close, Cardiff, CF5 2RR
About 13 Blethin Close
13 Blethin Close is a 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. The latest certificate (August 2016) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2010. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Poor to Good and lighting went from Poor to Average. The recommended improvements would push it to C (score 76). 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 across 34 units on file.
Across 2011–2016, sale prices on this property compounded at -4.9% per year. Today's modelled estimate of £133,000 sits 121.7% above the 2016 sale of £60,000. On a £-per-square-foot basis, the last sale (£130/sq ft) was about 31.5% below the postcode norm. At 43 m² it sits well below the postcode median (64 m² across 33 EPCs), making it one of the more compact homes locally. Last sold in September 2016, so it's been off the market for around 10 years.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation upgraded
Loft insulation upgraded to recommended levels
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Planning history
13 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
13 Blethin Close valuation sits well clear of the typical sold price in this postcode.
£133,000
Modelled from EPC, postcode comparables and a sale-price growth of -4.9% per year over 5 years.
£60,000
Growth on file: -4.9% per year over 5 years.
Sales timeline
29 September 2016Most recent
£60,000
-23.1%over 5 years14 July 2011
£78,000
Median price across the last 5 sales in CF5 2RR: £274,000 (2025–2023).
Versus other Blethin Close homes
13 Blethin Close is notably below the street on price per m².
Price per m²
£1,395
Street avg £2,720
Floor Area
43 m²
Street avg 43 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
2.5 t/year
Street avg 1.6 t/year
Similar properties nearby
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.







