15a, Nelson Road, Southsea, PO5 2AS

15a is a one-bedroom end-of-terrace house in Southsea (PO5 2AS). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to before 1900 and council tax band A. At 43 m² this is the 14th smallest of 64 units on EPC record in the building, where floor areas span 37–334 m². The building's EPC ratings span E to B across 64 units on file. The latest certificate (October 2014) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 73). The latest certificate is from October 2014, so improvements made since then won't be reflected.

It hasn't traded since February 2006, a hold of 20 years that's notably long for the area. Across 2000–2006, sale prices on this property compounded at 11.5% per year. Today's modelled estimate of £141,000 sits 57.5% above the 2006 sale of £89,500. At 43 m² it's 18.9% smaller than the typical home in the postcode (53 m² median across 63 EPCs).