4 Rosset Close, St Mellons, Cardiff, CF3 0AL
About 4 Rosset Close
4 Rosset Close is an end-of-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0AL). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1967-1975 and council tax band A. At 72 m² this is the 2nd smallest of 13 units on EPC record in the building, where floor areas span 57–104 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (49 versus a best of 90). The latest certificate (April 2013) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump. The latest certificate is from April 2013, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
4 Rosset 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This certificate is over 10 years old and is no longer valid.Expired 22 Apr 2023
EPC Rating
Certificate validity
Expired on 22 April 2023
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Planning history
4 Rosset 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
4 Rosset Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£137,000
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 3 sales in CF3 0AL: £185,000 (2024–2022).
Versus other Rosset Close homes
On epc rating, 4 Rosset Close runs well behind the street norm.
EPC Rating
49 (E)
Street avg 74 (C)
Floor Area
72 m²
Street avg 71 m²
CO₂ Emissions
4.7 t/year
Street avg 2.0 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
1 Brookfield Drive, St Mellons
CF3 0BA
1 Caspian Close, St Mellons
CF3 0BQ
1 Aspen Close, St Mellons
CF3 0BT
1 Broadlands Court, St Mellons
CF3 0BZ
1 Caerleon Close, St Mellons
CF3 0HH
1 Ashfield Court, St Mellons
CF3 0AE
1 Bulrush Close, St Mellons
CF3 0AZ
1 Caraway Close, St Mellons
CF3 0NF
The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Tarwick Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







