21 Corwen Close, Blackburn, BB1 8HZ
About 21 Corwen Close
21 Corwen Close is an end-of-terrace house in Blackburn (BB1 8HZ). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (April 2016) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in September 2014 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from April 2016, so improvements made since then won't be reflected.
2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Everything you need to know about 21 Corwen Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 06 Apr 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
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Planning history
A a front extension application was refused at 21 Corwen Close in 2022.
2 applications on record at 21 Corwen Close, Blackburn, BB1 8HZ
- May 2022ExtensionFullOutcome in report
Extension: Front of property
Proposed extension to front elevation with flat roof
- Documents
- 8 docs on file
- Reference
- 10/22/0277
- More recent applications — locked
- ExtensionOct 2022Decision
Unlock 21 Corwen Close, Blackburn, BB1 8HZ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 1 notable nearby
- The 16 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Corwen Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£150,000
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 BB1 8HZ: £107,000 (2021–2006).
Nearby sales in BB1 8HZ
Versus other Corwen Close homes
On co₂ emissions, 21 Corwen Close runs well behind the street norm.
EPC Rating
61 (D)
Street avg 71 (C)
Floor Area
90 m²
Street avg 96 m²
CO₂ Emissions
4.6 t/year
Street avg 3.7 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Everything you need to know about 21 Corwen Close
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
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
Oozebooth Terrace — bus stop.
Closest school
0.1 km
St James' Church of England Primary School Blackburn. 40 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.









