9 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH

9 Abernethy Square is a mid-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1UH). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1983-1990 and council tax band E. At 62 m² this is the 8th smallest of 13 units on EPC record in the building, where floor areas span 39–66 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (November 2021) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (January 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.

It hasn't traded since October 1997, a hold of 29 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £152,000 sits 181.5% above the 1997 sale of £54,000. On a £-per-square-foot basis, the last sale (£81/sq ft) was about 57.4% below the postcode norm. At 62 m² it's 20.4% larger than the typical home in the postcode (52 m² median across 12 EPCs).