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

Flat 4 is a detached house in Bath (BA2 4JH). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (April 2010) shows an F (score 32), near the bottom of the EPC scale. Main heating runs on electricity. The latest certificate is from April 2010, so improvements made since then won't be reflected. At 46 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 40–48 m². The building's EPC ratings span F to D, with this unit at the bottom. On EPC score it ranks last in the building (32 versus a best of 58).

It hasn't traded since December 2005, a hold of 21 years that's notably long for the area. Across the public record there are 4 sales, relatively high churn for a single property. At 46 m² it sits well below the postcode median (68 m² across 25 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2005, sale prices on this property compounded at 15.3% per year. Today's modelled estimate of £221,000 sits 67.4% above the 2005 sale of £132,000. On a £-per-square-foot basis, the last sale (£267/sq ft) was about 15.5% below the postcode norm.