Flat 2, 115 Avenell Road, London, N5 1BH

Flat 2 is a mid-terrace house in London (N5 1BH). It has a recorded floor area of 39 m² (around 424 sq ft) and council tax band D. The latest certificate (September 2009) returns a B (score 81), comfortably above the UK average. The latest certificate is from September 2009, so improvements made since then won't be reflected. At 39 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 39–46 m². The building's EPC ratings span D to B, with this unit at the top. On EPC score it ranks first in the building (81 versus a worst of 61).

Held since November 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 39 m² it sits well below the postcode median (65 m² across 27 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £398,000 sits 51.3% above the 2009 sale of £263,000. On a £-per-square-foot basis, the last sale (£621/sq ft) was about 23% below the postcode norm.