21 Steffani Court, Hannah Street, Cardiff, CF10 5LP
About 21 Steffani Court
21 Steffani Court is a semi-detached house in Cardiff (CF10 5LP). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 2003-2006 and council tax band B. The latest certificate (February 2025) returns a B (score 82), comfortably above the UK average. At 51 m² this is the 14th smallest of 28 units on EPC record in the building, where floor areas span 23–188 m². The building's EPC ratings span C to B, with this unit at the top. On EPC score it ranks first in the building (82 versus a worst of 74).
On energy efficiency it sits in the top 10% of properties in this postcode.
Energy performance
21 Steffani Court ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 24 February 2035
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Planning history
21 Steffani Court has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Steffani Court has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£118,000
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 1 sales in CF10 5LP: £67,000 (2018–2018).
Nearby sales in CF10 5LP
Versus other Steffani Court homes
On epc rating, 21 Steffani Court stands well clear of the street.
EPC Rating
82 (B)
Street avg 78 (C)
Floor Area
51 m²
Street avg 48 m²
CO₂ Emissions
0.9 t/year
Street avg 1.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
485/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Hannah Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







