Flat, 5 Elphinstone Road, Southsea, PO5 3HP

Flat is a detached house in Southsea (PO5 3HP). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to before 1900 and council tax band A. At 39 m² this is the 9th smallest of 40 units on EPC record in the building, where floor areas span 17–272 m². The building's EPC ratings span G to C, with this unit at the top. The latest certificate (May 2023) shows a C (score 69), just inside the C band. When first surveyed in November 2009 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average; while wall efficiency dropped from Poor to Very Poor.

At 39 m² it's 29.1% smaller than the typical home in the postcode (55 m² median across 39 EPCs). Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). Across 2005–2017, sale prices on this property compounded at 1.5% per year. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 177.5% above the typical sold price in the postcode. Last sold in September 2017, so it's been off the market for around 9 years.