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Get started17 Blackbrook Avenue is a detached house in Hawarden, Deeside, Deeside (CH5 3HJ). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (February 2025) shows an F (score 38), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 79), a 3-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
17 Blackbrook Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
17 Blackbrook Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£333,000
Modelled from EPC, postcode comparables.
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.
17 Blackbrook Avenue is notably below the street on co₂ emissions.
EPC Rating
38 (F)
Street avg 63 (D)
Floor Area
113 m²
Street avg 107 m²
CO₂ Emissions
8.8 t/year
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Park Avenue — bus stop.
Median price across the last 5 sales in CH5 3HJ: £305,000 (2025–2023).
Street avg 4.3 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
CH5 3RQ