Flat 1, 17 Highbury Terrace, London, N5 1UP

Flat 1 is a one-bedroom mid-terrace house in London (N5 1UP). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1930-1949 and council tax band E. At 55 m² this is the smallest unit on EPC record across the building (55–73 m²). The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (75 versus a worst of 64). The latest certificate (April 2018) shows a C (score 75), near the top of the C band.

It hasn't traded since January 1996, a hold of 30 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 £660,000 sits 368.1% above the 1996 sale of £141,000. On a £-per-square-foot basis, the last sale (£238/sq ft) was about 67.6% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. At 55 m² it's 17% larger than the typical home in the postcode (47 m² median across 50 EPCs). Its energy rating outperforms most of the postcode (better than 76% of similar EPCs).