Flat 5, 18 Rumbridge Street, Totton, Southampton, SO40 9DP

Flat 5 is a detached house in Totton, Southampton, Southampton (SO40 9DP). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1900-1929 and council tax band A. At 73 m² this is the largest unit on EPC record across the building (43–73 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (April 2022) shows a C (score 69), just inside the C band. When first surveyed in July 2009 the rating was G, the property has climbed 4 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Average; while window efficiency dropped from Good to Average. Main heating runs on electricity.

At 73 m² the property is well over the postcode median (40 m² across 24 EPCs), placing it in the larger end of the local stock. Across 2008–2022, sale prices on this property compounded at -16.2% per year. Today's modelled estimate of £137,000 sits 1612.5% above the 2022 sale of £8,000. On a £-per-square-foot basis, the last sale (£10/sq ft) was about 96% below the postcode norm. Sold November 2022 for £8,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.