23 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
About 23 Knowsley Road West
23 Knowsley Road West is a detached house in Clayton Le Dale, Blackburn, Blackburn (BB1 9PW). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (August 2020) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump.
One planning record on file: an extension approved in 2021. Past consents include an extension, meaningful when judging how the property has evolved. At 99 m² it's 16.1% smaller than the typical home in the postcode (118 m² median across 31 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). Today's modelled estimate of £308,000 is 23.2% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£235/sq ft) was about 16.7% above the typical sold price in the postcode. Sold October 2020 for £250,000.
Energy performance
23 Knowsley Road West's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 2 August 2030
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Planning history
23 Knowsley Road West has an approved single-storey rear extension on the planning record.
1 application on record at 23 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
- Jan 2021ExtensionFullOutcome in report
Extension: Single storey · Rear of property
First floor extension to rear of dwelling to increase size of bedroom and bathroom.
- Documents
- 10 docs on file
- Reference
- 32455
Unlock 23 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£308,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
Sales timeline
4 October 2020Most recent
£250,000
Median price across the last 5 sales in BB1 9PW: £360,000 (2025–2023).
Nearby sales in BB1 9PW
47 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
Sold Oct 2025
£315,00015 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
Sold May 2025
£285,00033 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
Sold Dec 2023
£430,00046 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
Sold Aug 2023
£458,00017 Knowsley Road West, Clayton Le Dale, Blackburn, BB1 9PW
Sold Mar 2023
£360,000
Versus other Knowsley Road West homes
Habitable Rooms for 23 Knowsley Road West lags the street by a wide margin.
Price per m²
£2,525
Street avg £2,382
Floor Area
99 m²
Street avg 124 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
6.5 t/year
Street avg 6.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
462/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Somerset Avenue — bus stop.
Closest school
0.6 km
Salesbury Church of England Primary School. 8 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







