9 Gray Street, Cardiff, CF11 9NA
About 9 Gray Street
9 Gray Street is a two-bedroom detached house in Cardiff (CF11 9NA). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1976-1982 and council tax band B. At 57 m² this is the 6th smallest of 15 units on EPC record in the building, where floor areas span 46–61 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (79 versus a worst of 65). The latest certificate (February 2025) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since May 2019. Between certificates, wall efficiency went from Average to Good and lighting went from Average to Very Good; while window efficiency dropped from Good to Average.
Today's modelled estimate of £171,000 is 31.5% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£212/sq ft) was about 43.8% above the typical sold price in the postcode. Most recent transfer: August 2019 at £130,000.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Energy performance
9 Gray Street's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation upgraded
More low energy lighting installed
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Planning history
9 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
9 Gray Street valuation sits well clear of the typical sold price in this postcode.
£171,000
Modelled from EPC, postcode comparables.
£130,000
Recorded with HM Land Registry.
Sales timeline
29 August 2019Most recent
£130,000
Median price across the last 5 sales in CF11 9NA: £106,000 (2022–2003).
Versus other Gray Street homes
9 Gray Street outperforms the street on epc rating by a wide margin.
EPC Rating
79 (C)
Street avg 73 (C)
Floor Area
57 m²
Street avg 55 m²
CO₂ Emissions
1.3 t/year
Street avg 1.8 t/year
Habitable Rooms
3 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.







