20 Broadwell Close, St Mellons, Cardiff, CF3 0HU
About 20 Broadwell Close
20 Broadwell Close is a mid-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0HU). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1983-1990 and council tax band A. At 51 m² this is the 6th smallest of 22 units on EPC record in the building, where floor areas span 42–79 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (June 2016) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since April 2009. Between certificates, wall efficiency went from Average to Good and lighting went from Very Poor to Average; while roof efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.
At 51 m² it's 19.8% smaller than the typical home in the postcode (64 m² median across 21 EPCs).
Energy performance
20 Broadwell Close's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 27 Jun 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation upgraded
More low energy lighting installed
Ventilation system changed
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £495 · Includes VAT
Planning history
20 Broadwell 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
20 Broadwell Close 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.
Versus other Broadwell Close homes
EPC Rating for 20 Broadwell Close runs comfortably ahead of the street norm.
EPC Rating
78 (C)
Street avg 75 (C)
Floor Area
51 m²
Street avg 48 m²
CO₂ Emissions
1.2 t/year
Street avg 1.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
1 Broadlands Court, St Mellons
CF3 0BZ
1 Brookfield Drive, St Mellons
CF3 0BA
1 Caspian Close, St Mellons
CF3 0BQ
1 Aspen Close, St Mellons
CF3 0BT
1 Caerleon Close, St Mellons
CF3 0HH
1 Caraway Close, St Mellons
CF3 0NF
1 Blaina Close, St Mellons
CF3 0EB
1 Bulrush Close, St Mellons
CF3 0AZ
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Coleford Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







