Wells Spa House 1a, Flat E, West End Lane, London, NW6 4NU

Wells Spa House 1a is an end-of-terrace house in London (NW6 4NU). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1900-1929 and council tax band D. At 34 m² this is the smallest unit on EPC record across Wells Spa House 1a (34–98 m²). On EPC score it ranks last in the building (69 versus a best of 75). The latest certificate (April 2025) shows a C (score 69), just inside the C band. The rating has held steady at C across 5 certificates since June 2020. Between certificates, wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average.

At 34 m² it sits well below the postcode median (62 m² across 29 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £425,000 is 18.1% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£984/sq ft) was about 102.1% above the typical sold price in the postcode. On the market in October 2013 and unlisted since — roughly 13 years.