20 Armstrong Close, Birchwood, Warrington, WA3 6DH

20 Armstrong Close is a two-bedroom semi-detached house in Birchwood, Warrington, Warrington (WA3 6DH). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1976-1982 and council tax band A. At 52 m² this is the 5th smallest of 54 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 (May 2026) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since September 2014. Between certificates, roof efficiency went from Good to Very Good and lighting went from Average to Very Good; while window efficiency dropped from Average to Poor. This certificate was lodged in the last six months, so the rating reflects current condition.

Held since June 2001 — that's 25 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £116,000 sits 205.3% above the 2001 sale of £38,000. On a £-per-square-foot basis, the last sale (£68/sq ft) was about 49.8% below the postcode norm. At 52 m² it's 17.5% smaller than the typical home in the postcode (63 m² median across 53 EPCs).