21 Armstrong Close, Birchwood, Warrington, WA3 6DH
About 21 Armstrong Close
21 Armstrong Close is a two-bedroom property in Birchwood, Warrington, Warrington (WA3 6DH). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1983-1990 and council tax band A. At 58 m² this is the 11th smallest of 52 units on EPC record in the building, where floor areas span 50–115 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (October 2025) shows a C (score 75), near the top of the C band. When first surveyed in August 2011 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Average to Good, hot-water efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Average to Poor.
Today's modelled estimate of £132,000 sits 88.6% above the 2011 sale of £70,000. On a £-per-square-foot basis, the last sale (£112/sq ft) was about 17.7% below the postcode norm. 15 years since the last transfer (September 2011).
What this property has
Inside
- Bedrooms2
Outside
- Private gardenYes
- GarageYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation upgraded
More low energy lighting installed
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Planning history
21 Armstrong Close 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
21 Armstrong Close valuation sits well clear of the typical sold price in this postcode.
£132,000
Modelled from EPC, postcode comparables.
£70,000
Recorded with HM Land Registry.
Sales timeline
1 September 2011Most recent
£70,000
Median price across the last 5 sales in WA3 6DH: £150,000 (2025–2023).
Nearby sales in WA3 6DH
6 Armstrong Close, Birchwood, Warrington, WA3 6DH
Sold Mar 2025
£216,00019 Armstrong Close, Birchwood, Warrington, WA3 6DH
Sold Oct 2023
£104,00041 Armstrong Close, Birchwood, Warrington, WA3 6DH
Sold Oct 2023
£152,00055 Armstrong Close, Birchwood, Warrington, WA3 6DH
Sold Aug 2023
£150,00060 Armstrong Close, Birchwood, Warrington, WA3 6DH
Sold Aug 2023
£145,000
Versus other Armstrong Close homes
On floor area, 21 Armstrong Close stands well clear of the street.
Price per m²
£1,207
Street avg £1,384
Floor Area
58 m²
Street avg 52 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.7 t/year
Street avg 1.9 t/year
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The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Heather Close — bus stop.
Closest school
0.2 km
Locking Stumps Community Primary School. 16 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
57.1dB

Night-time· 23:00 – 07:00
48.6dB







