Flat 5, 21 Denise Drive, Harborne, Birmingham, B17 0BN

Flat 5 is a two-bedroom semi-detached house in Harborne, Birmingham, Birmingham (B17 0BN). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1967-1975 and council tax band B. At 55 m² this is the smallest unit on EPC record across the building (55–55 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 (45 versus a best of 64). The latest certificate (February 2019) shows an E (score 45), well below the UK norm with real room to improve. When first surveyed in March 2009 the rating was F, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity.

It hasn't traded since May 2001, a hold of 25 years that's notably long for the area. 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 £155,000 sits 138.5% above the 2001 sale of £65,000. On a £-per-square-foot basis, the last sale (£110/sq ft) was about 50% below the postcode norm. At 55 m² it's 27.2% smaller than the typical home in the postcode (76 m² median across 26 EPCs).