Flat 4, 1 Taverner Close, Southampton, SO19 0PX

Flat 4 is a one-bedroom semi-detached house in Southampton (SO19 0PX). It has a recorded floor area of 29 m² (around 312 sq ft), construction records dating it to 1983-1990 and council tax band A. At 29 m² this is the smallest unit on EPC record across the building (29–40 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (55 versus a best of 73). The latest certificate (May 2018) shows a D (score 55), a step below the typical UK home. The recommended improvements would push it to C (score 76). Main heating runs on electricity.

It hasn't traded since May 2001, a hold of 25 years that's notably long for the area. Across 1997–2001, sale prices on this property compounded at 10.9% per year. Today's modelled estimate of £130,000 sits 182.6% above the 2001 sale of £46,000. On a £-per-square-foot basis, the last sale (£147/sq ft) was about 38.6% below the postcode norm. At 29 m² it's 27.5% smaller than the typical home in the postcode (40 m² median across 20 EPCs).