1a, Christchurch Hill, Camden, London, NW3 1JY

1a is a semi-detached house in Camden, London, London (NW3 1JY). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to 1930-1949. At 77 m² this is the smallest unit on EPC record across the building (77–289 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (July 2020) shows a C (score 69), just inside the C band. When first surveyed in June 2010 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Poor, hot-water efficiency went from Good to Very Good and lighting went from Very Poor to Very Good.

It hasn't traded since June 1998, a hold of 28 years that's notably long for the area. 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 £1,759,000 sits 85.2% above the 1998 sale of £950,000. On a £-per-square-foot basis, the last sale (£1,146/sq ft) was about 17.1% above the typical sold price in the postcode. At 77 m² it sits well below the postcode median (140 m² across 14 EPCs), making it one of the more compact homes locally.