Flat A, 1 Maldwyn Street, Cardiff, CF11 9JR
About Flat A
Flat A is an end-of-terrace house in Cardiff (CF11 9JR). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (November 2022) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2011. Between certificates, window efficiency went from Very Poor to Average; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 71).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
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 £885 · Includes VAT
Planning history
Flat A has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat A has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£216,000
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 CF11 9JR: £250,000 (2021–2015).
Nearby sales in CF11 9JR
Versus other Maldwyn Street homes
Floor Area for Flat A runs comfortably ahead of the street norm.
EPC Rating
66 (D)
Street avg 68 (D)
Floor Area
78 m²
Street avg 59 m²
CO₂ Emissions
3.2 t/year
Street avg 2.6 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Halfway Hotel — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







