12 Brython Drive, St Mellons, Cardiff, CF3 0LR
About 12 Brython Drive
12 Brython Drive is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0LR). It has a recorded floor area of 72 m² (around 772 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2009) shows a C (score 73). When first surveyed in April 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Very Good, lighting went from Average to Very Good and main heating went from Average to Very Good. The latest certificate is from June 2009, so improvements made since then won't be reflected.
Energy performance
12 Brython Drive's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 15 Jun 2019
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
12 Brython Drive 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
12 Brython Drive has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£210,000
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 CF3 0LR: £250,000 (2025–2024).
Nearby sales in CF3 0LR
13 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Jun 2025
£273,00042 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Apr 2025
£195,00045 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Mar 2025
£205,00035 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Aug 2024
£250,00064 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Apr 2024
£265,000
Versus other Brython Drive homes
Habitable Rooms for 12 Brython Drive lags the street by a wide margin.
EPC Rating
73 (C)
Street avg 66 (D)
Floor Area
72 m²
Street avg 77 m²
CO₂ Emissions
2.5 t/year
Street avg 3.0 t/year
Habitable Rooms
3 rooms
Street avg 5 rooms
Similar properties nearby
1 Cathcob Close, St Mellons
CF3 0AH
1 Broadwell Close, St Mellons
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1 Abernethy Close, St Mellons
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1 Bulrush Close, St Mellons
CF3 0AZ
1 Blaina Close, St Mellons
CF3 0EB
1 Caraway Close, St Mellons
CF3 0NF
1 Ashfield Court, St Mellons
CF3 0AE
1 Caradoc Close, St Mellons
CF3 0LQ
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
0.2 km
Cypress Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







