21 Balmoral Gardens, Parkhill Road, Bexley, DA5 1HR

21 Balmoral Gardens is a two-bedroom mid-terrace house in Bexley (DA5 1HR). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1996-2002 and council tax band D. At 55 m² this is the smallest unit on EPC record across the building (55–83 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (December 2018) shows a C (score 74). The rating has held steady at C across 2 certificates since December 2008. Between certificates, hot-water efficiency went from Average to Good, lighting went from Poor to Very Good and main heating went from Average to Good; while window efficiency dropped from Good to Average.

Held since July 1996 — that's 30 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 £337,000 sits 374.6% above the 1996 sale of £71,000. On a £-per-square-foot basis, the last sale (£120/sq ft) was about 63.8% below the postcode norm.