Flat 3, 19 Caroline Buildings, Bath, BA2 4JH

Flat 3 is a one-bedroom mid-terrace house in Bath (BA2 4JH). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to before 1900 and council tax band B. At 40 m² this is the smallest unit on EPC record across the building (40–46 m²). The building's EPC ratings span F to D, with this unit at the top. On EPC score it ranks first in the building (58 versus a worst of 32). The latest certificate (March 2019) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since February 2009. Between certificates, lighting went from Good to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to B (score 84), a 2-band jump. Main heating runs on electricity.

Untraded for 26 years, with the last transfer in October 2000. 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 £188,000 sits 157.5% above the 2000 sale of £73,000. On a £-per-square-foot basis, the last sale (£170/sq ft) was about 40.1% below the postcode norm. At 40 m² it sits well below the postcode median (68 m² across 21 EPCs), making it one of the more compact homes locally.