21 Armstrong Street, Horwich, Bolton, BL6 5PW
About 21 Armstrong Street
21 Armstrong Street is an end-of-terrace house in Horwich, Bolton, Bolton (BL6 5PW). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (March 2017) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump.
Untraded for 25 years, with the last transfer in December 2001. Today's modelled estimate of £130,000 sits 237.7% above the 2001 sale of £38,500. On a £-per-square-foot basis, the last sale (£59/sq ft) was about 36.2% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 17 March 2027
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
21 Armstrong Street has no planning applications on record.
But the area is active
6 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Armstrong Street's estimated value is more than triple its earliest registered sale price (2001).
£130,000
Modelled from EPC, postcode comparables.
£38,500
Recorded with HM Land Registry.
Sales timeline
18 December 2001Most recent
£38,500
Median price across the last 5 sales in BL6 5PW: £117,500 (2026–2021).
Nearby sales in BL6 5PW
18 Armstrong Street, Horwich, Bolton, BL6 5PW
Sold Apr 2026
£135,5008 Armstrong Street, Horwich, Bolton, BL6 5PW
Sold Jan 2026
£117,50011 Armstrong Street, Horwich, Bolton, BL6 5PW
Sold Feb 2025
£142,50013 Armstrong Street, Horwich, Bolton, BL6 5PW
Sold Jan 2024
£112,5004 Armstrong Street, Horwich, Bolton, BL6 5PW
Sold Aug 2021
£93,500
Versus other Armstrong Street homes
EPC Rating for 21 Armstrong Street lags the street by a wide margin.
Price per m²
£631
Street avg £1,319
Floor Area
61 m²
Street avg 67 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.3 t/year
Street avg 3.5 t/year
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The neighbourhood at a glance
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Tredgold Street — bus stop.
Closest school
0.5 km
Chorley New Road Primary Academy. 9 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.4dB

Night-time· 23:00 – 07:00
44.2dB







