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Get started21 Abbott Brow is an end-of-terrace house in Mellor, Blackburn, Blackburn (BB2 7HT). It has a recorded floor area of 115 m² (around 1238 sq ft) and construction records dating it to before 1900. The latest certificate (February 2024) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in October 2013 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Poor to Average and hot-water efficiency went from Average to Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to A (score 101), a 3-band jump.
2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
21 Abbott Brow has an approved side and rear extension on the planning record.
Extension: Rear of property
Demolition of existing lean-to porch and construction of new porch to front of house. Single storey extension to rear.
21 Abbott Brow has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£302,000
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.
EPC Rating
66 (D)
Street avg 55 (D)
Floor Area
115 m²
Street avg 126 m²
CO₂ Emissions
4.2 t/year
Street avg 6.4 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km

Daytime· 07:00 – 23:00
48.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Window efficiency improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Side and rear of property
TWO STOREY EXTENSION TO SIDE AND REAR OF PROPERTY
Median price across the last 5 sales in BB2 7HT: £382,000 (2025–2021).
Habitable Rooms
5 rooms
Street avg 5 rooms
BB2 7JN
Traders Arms — bus stop.
Closest school
0.6 km
St Mary's Roman Catholic Primary School, Osbaldeston. 7 schools nearby.
Night-time· 23:00 – 07:00
41.1dB