York House, Apartment 1, 2 Orchard Lane, Sheffield, S1 2FG

York House is a one-bedroom mid-terrace house in Sheffield (S1 2FG). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (September 2020) shows an E (score 51), well below the UK norm with real room to improve. When first surveyed in October 2008 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity. At 70 m² this is the 10th smallest of 19 units on EPC record in York House, where floor areas span 45–168 m². The building's EPC ratings span G to B across 19 units on file.

Held since June 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. On a £-per-square-foot basis, the last sale (£192/sq ft) was about 15.6% below the postcode norm.