5 Armstrong Close, Borehamwood, WD6 1RR

5 Armstrong Close is a two-bedroom end-of-terrace house in Borehamwood (WD6 1RR). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (October 2022) shows a C (score 70). The rating has held steady at C across 2 certificates since September 2010. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Average to Very Good and main heating went from Poor to Average; while window efficiency dropped from Good to Average. Main heating runs on electricity. At 58 m² this is the 15th smallest of 29 units on EPC record in the building, where floor areas span 32–120 m². The building's EPC ratings span D to B across 29 units on file.

Untraded for 19 years, with the last transfer in July 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2001–2007, sale prices on this property compounded at 8.8% per year. Today's modelled estimate of £283,000 is 48.9% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£304/sq ft) was about 15.3% above the typical sold price in the postcode.