1 Gray Street, Cardiff, CF11 9NA
About 1 Gray Street
1 Gray Street is a semi-detached house in Cardiff (CF11 9NA). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1950-1966 and council tax band B. At 46 m² this is the smallest unit on EPC record across the building (46–61 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (March 2021) shows a C (score 72). The rating has held steady at C across 2 certificates since June 2010. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average.
At 46 m² it's 20.7% smaller than the typical home in the postcode (58 m² median across 14 EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
1 Gray Street 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
1 Gray Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£165,000
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 9NA: £110,000 (2022–2009).
Versus other Gray Street homes
Floor Area for 1 Gray Street lags the street by a wide margin.
EPC Rating
72 (C)
Street avg 74 (C)
Floor Area
46 m²
Street avg 56 m²
CO₂ Emissions
1.7 t/year
Street avg 1.8 t/year
Habitable Rooms
2 rooms
Street avg 3 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
Market Place — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







