1 Austen Close, Llanrumney, Cardiff, CF3 5QU
About 1 Austen Close
1 Austen Close is a detached house in Llanrumney, Cardiff, Cardiff (CF3 5QU). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (August 2016) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Very Poor to Poor and main heating went from Average to Good. The recommended improvements would push it to C (score 76). At 47 m² this is the 3rd smallest of 18 units on EPC record in the building, where floor areas span 44–81 m². The building's EPC ratings span D to B, with this unit at the bottom.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Everything you need to know about 1 Austen Close
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Energy performance
1 Austen Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 30 Aug 2026
EPC Rating
Certificate validity
Expired on 30 August 2026
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
1 Austen Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
1 Austen Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£131,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF3 5QU: £53,000 (2019–2004).
Versus other Austen Close homes
1 Austen Close is notably below the street on epc rating.
EPC Rating
60 (D)
Street avg 73 (C)
Floor Area
47 m²
Street avg 56 m²
CO₂ Emissions
2.7 t/year
Street avg 1.8 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about 1 Austen Close
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Okehampton Avenue — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.