Flat, 42 Jasmine Gardens, Hatfield, AL10 0BJ

Flat is a detached house in Hatfield (AL10 0BJ). It has a recorded floor area of 26 m² (around 280 sq ft), construction records dating it to 1983-1990 and council tax band B. At 26 m² this is the smallest unit on EPC record across the building (26–35 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (59 versus a best of 78). The latest certificate (July 2016) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 76). Main heating runs on electricity.

Untraded for 23 years, with the last transfer in August 2003. Across 2002–2003, sale prices on this property compounded at 43.5% per year. Today's modelled estimate of £138,000 sits 55.1% above the 2003 sale of £89,000. On a £-per-square-foot basis, the last sale (£318/sq ft) was about 54% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 76% of similar EPCs).