12a, Mary Street, Rishton, Blackburn, BB1 4HY
About 12a
12a is a two-bedroom mid-terrace house in Rishton, Blackburn, Blackburn (BB1 4HY). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1983-1990 and council tax band A. Tenure is freehold. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. Our model identifies extension potential, subject to local planning policy. The latest certificate (February 2025) shows a C (score 70). The rating has held steady at C across 3 certificates since January 2009. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to B (score 86).
It changed hands recently, sold September 2025 for £92,000. Across 1995–2025, sale prices on this property compounded at 3.3% per year. Today's modelled estimate of £120,000 is 30.4% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£155/sq ft) was about 106% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- ParkingOff road
Building
- TenureFreehold
- Solar panelsYes
- Extension potentialPossible
Everything you need to know about 12a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Replaced storage heaters with gas boiler
Connected to mains gas supply
Hot water system upgraded
More low energy lighting installed
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Planning history
12a has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 1995.
£120,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 30 years.
£92,000
Growth on file: 3.3% per year over 30 years.
Sales timeline
21 September 2025Most recent
£92,000
+206.7%over 22 years31 October 2002
£30,000
+7.1%over 3 years24 June 1999
£28,000
-18.8%over 3 years3 August 1995
£34,500
Median price across the last 5 sales in BB1 4HY: £60,000 (2025–2021).
Nearby sales in BB1 4HY
8 Mary Street, Rishton, Blackburn, BB1 4HY
Sold Jun 2025
£50,00014 Mary Street, Rishton, Blackburn, BB1 4HY
Sold Jun 2023
£90,0003 Mary Street, Rishton, Blackburn, BB1 4HY
Sold Apr 2022
£60,0004 Mary Street, Rishton, Blackburn, BB1 4HY
Sold Feb 2021
£70,0008a, Mary Street, Rishton, Blackburn, BB1 4HY
Sold Mar 2020
£77,500
Versus other Mary Street homes
12a outperforms the street on price per m² by a wide margin.
Price per m²
£1,673
Street avg £986
Floor Area
55 m²
Street avg 65 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.4 t/year
Street avg 3.6 t/year
Everything you need to know about 12a
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
St Peter StreetSchool Stop — bus stop.
Closest school
0.2 km
St Charles' RC School. 24 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.









