Flat 2, 21 Cromwell Street, Gloucester, GL1 1RE

Flat 2 is a one-bedroom end-of-terrace house in Gloucester (GL1 1RE). It has a recorded floor area of 31 m² (around 334 sq ft), construction records dating it to before 1900 and council tax band A. At 31 m² this is the 2nd smallest of 4 units on EPC record in the building, where floor areas span 29–34 m². The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 63). The latest certificate (March 2020) shows an E (score 51), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since October 2009. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity.

Untraded for 20 years, with the last transfer in July 2006. At 31 m² it's 26.2% smaller than the typical home in the postcode (42 m² median across 65 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). On a £-per-square-foot basis, the last sale (£360/sq ft) was about 386.8% above the typical sold price in the postcode.