9 Bold Street, Blackburn, BB1 7EL
About 9 Bold Street
9 Bold Street is a mid-terrace house in Blackburn (BB1 7EL). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (March 2026) returns a B (score 82), comfortably above the UK average. When first surveyed in May 2025 the rating was F, the property has climbed 4 bands since. Between certificates, wall efficiency went from Very Poor to Good, lighting went from Very Poor to Very Good and main heating went from Good to Very Good; while roof efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Average. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
Untraded for 29 years, with the last transfer in December 1997. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 82 m² it's 20.4% smaller than the typical home in the postcode (103 m² median across 11 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £127,000 sits 535% above the 1997 sale of £20,000. On a £-per-square-foot basis, the last sale (£23/sq ft) was about 56.8% below the postcode norm.
Energy performance
9 Bold Street ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 26 March 2036
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water system changed
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Ventilation system changed
Solar PV panels (35 kWp) installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
9 Bold Street has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
9 Bold Street's modelled value sits at over four times its earliest registered sale price (1997).
£127,000
Modelled from EPC, postcode comparables.
£20,000
Recorded with HM Land Registry.
Sales timeline
19 December 1997Most recent
£20,000
Median price across the last 5 sales in BB1 7EL: £60,000 (2025–2006).
Versus other Bold Street homes
On years held, 9 Bold Street stands well clear of the street.
Price per m²
£244
Street avg £617
Floor Area
82 m²
Street avg 100 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
0.9 t/year
Street avg 5.5 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
462/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
St Andrews Street — bus stop.
Closest school
0.3 km
St Michael With St John CofE Primary School. 45 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







