104a, Highbury Park, Islington, London, N5 2XE

104a is a mid-terrace house in Islington, London, London (N5 2XE). It has a recorded floor area of 118 m² (around 1270 sq ft) and construction records dating it to before 1900. The latest certificate (January 2019) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in May 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor. The recommended improvements would push it to C (score 71). At 118 m² this is the 17th smallest of 19 units on EPC record in the building, where floor areas span 44–119 m². The building's EPC ratings span E to C across 19 units on file.

It hasn't traded since December 2009, a hold of 16 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 118 m² the property is well over the postcode median (56 m² across 43 EPCs), placing it in the larger end of the local stock. Across 1997–2009, sale prices on this property compounded at 12% per year. Today's modelled estimate of £829,000 sits 125.3% above the 2009 sale of £368,000. On a £-per-square-foot basis, the last sale (£290/sq ft) was about 37.6% below the postcode norm.