23 Empire Square West, Empire Square, Southwark, London, SE1 4NH

23 Empire Square West is a one-bedroom mid-terrace house in Southwark, London, London (SE1 4NH). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 2003-2006 and council tax band D. At 48 m² this is the 14th smallest of 60 units on EPC record in the building, where floor areas span 28–85 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (59 versus a best of 85). The latest certificate (July 2020) shows a D (score 59), a step below the typical UK home. Earlier certificates rated it B (July 2010); the latest reading is 2 bands lower. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump. Main heating runs on electricity.

Untraded for 20 years, with the last transfer in February 2006. Today's modelled estimate of £386,000 sits 74.8% above the 2006 sale of £220,877. On a £-per-square-foot basis, the last sale (£428/sq ft) was about 28.3% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).