112 Alderney Street, Westminster, London, SW1V 4EZ

112 Alderney Street is a mid-terrace house in Westminster, London, London (SW1V 4EZ). It has a recorded floor area of 31 m² (around 334 sq ft), construction records dating it to before 1900 and council tax band E. At 31 m² this is the smallest unit on EPC record across the building (31–90 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (December 2018) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (February 2011); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good. The recommended improvements would push it to C (score 79).

At 31 m² it sits well below the postcode median (48 m² across 23 EPCs), making it one of the more compact homes locally. Across 2013–2016, sale prices on this property compounded at 15.9% per year. On a £-per-square-foot basis, the last sale (£1,498/sq ft) was about 102.5% above the typical sold price in the postcode. Last sold in February 2016, so it's been off the market for around 10 years.