4 Cromwell Close, Barnet, London, N2 0LL

4 Cromwell Close is an end-of-terrace house in Barnet, London, London (N2 0LL). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1930-1949 and council tax band D. At 59 m² this is the 7th smallest of 30 units on EPC record in the building, where floor areas span 47–79 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (October 2021) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since March 2010. Between certificates, window efficiency went from Poor to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

It hasn't traded since May 1999, a hold of 27 years that's notably long for the area. Across 1997–1999, sale prices on this property compounded at 10.5% per year. Today's modelled estimate of £448,000 sits 322.6% above the 1999 sale of £106,000. On a £-per-square-foot basis, the last sale (£167/sq ft) was about 58.2% below the postcode norm.