54b, Highbury Hill, London, N5 1AP

54b is a mid-terrace house in London (N5 1AP). It has a recorded floor area of 54 m² (around 581 sq ft) and construction records dating it to before 1900. At 54 m² this is the 7th smallest of 33 units on EPC record in the building, where floor areas span 50–279 m². The building's EPC ratings span E to B across 33 units on file. The latest certificate (October 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79).

It hasn't traded since June 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 1998–2007, sale prices on this property compounded at 11.2% per year. Today's modelled estimate of £651,000 sits 106.7% above the 2007 sale of £315,000. At 54 m² it's 22.9% smaller than the typical home in the postcode (70 m² median across 64 EPCs).