11a, Hoveringham Court, Swallownest, Sheffield, S26 4PA

11a is a semi-detached house in Swallownest, Sheffield, Sheffield (S26 4PA). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1983-1990 and council tax band A. At 43 m² this is the 7th smallest of 19 units on EPC record in the building, where floor areas span 38–47 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 75). The latest certificate (September 2012) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 67). Main heating runs on electricity. The latest certificate is from September 2012, so improvements made since then won't be reflected.

Held since December 2000 — that's 25 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £107,000 sits 282.1% above the 2000 sale of £28,000. On a £-per-square-foot basis, the last sale (£60/sq ft) was about 63.4% below the postcode norm.