17 Blaenavon Close, St Mellons, Cardiff, CF3 0HQ
About 17 Blaenavon Close
17 Blaenavon Close is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0HQ). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (March 2020) shows a C (score 75), near the top of the C band. The recommended improvements would push it to B (score 88).
Energy performance
EPC Rating
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Planning history
17 Blaenavon 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
17 Blaenavon Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£252,000
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 3 sales in CF3 0HQ: £145,000 (2022–2000).
Versus other Blaenavon Close homes
Habitable Rooms for 17 Blaenavon Close runs comfortably ahead of the street norm.
EPC Rating
75 (C)
Street avg 70 (C)
Floor Area
95 m²
Street avg 87 m²
CO₂ Emissions
2.5 t/year
Street avg 2.9 t/year
Habitable Rooms
6 rooms
Street avg 5 rooms
Similar properties nearby
1 Brython Drive, St Mellons
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1 Bassaleg Close, St Mellons
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1 Aster Close, St Mellons
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1 Bodnant Close, St Mellons
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1 Brynmawr Close, St Mellons
CF3 0HJ
1 Chartley Close, St Mellons
CF3 0SD
1 Chervil Close, St Mellons
CF3 0NL
1 Aston Place, St Mellons
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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
0.1 km
Meddygfa Willowbrook Surgery — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







