21 Cosheston Road, Cardiff, CF5 3NQ
About 21 Cosheston Road
21 Cosheston Road is an end-of-terrace house in Cardiff (CF5 3NQ). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2025) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2015); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good and lighting went from Poor to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 74).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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Planning history
21 Cosheston Road 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
21 Cosheston Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£278,000
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 CF5 3NQ: £240,000 (2025–2020).
Nearby sales in CF5 3NQ
Versus other Cosheston Road homes
Habitable Rooms for 21 Cosheston Road runs comfortably ahead of the street norm.
EPC Rating
66 (D)
Street avg 60 (D)
Floor Area
101 m²
Street avg 96 m²
CO₂ Emissions
3.3 t/year
Street avg 4.3 t/year
Habitable Rooms
7 rooms
Street avg 5 rooms
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
0.2 km
Cosheston Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







