Flat 6, 21 Denise Drive, Harborne, Birmingham, B17 0BN

Flat 6 is a two-bedroom mid-terrace 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. The latest certificate (July 2019) shows an E (score 48), well below the UK norm with real room to improve. When first surveyed in May 2010 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and main heating went from Poor to Average. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on electricity.

Untraded for 24 years, with the last transfer in December 2001. Today's modelled estimate of £156,000 sits 113.7% above the 2001 sale of £73,000. On a £-per-square-foot basis, the last sale (£123/sq ft) was about 43.9% 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).