Flat 2, 21 Denise Drive, Harborne, Birmingham, B17 0BN

Flat 2 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. Tenure is freehold. 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 home occupies a cul-de-sac position. The latest certificate (November 2013) shows an E (score 53), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2008. Between certificates, hot-water efficiency went from Very Poor to Poor and main heating went from Poor to Average; while lighting dropped from Good to Average. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity. The latest certificate is from November 2013, so improvements made since then won't be reflected.

It hasn't traded since September 1998, a hold of 28 years that's notably long for the area. Across 1996–1998, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £147,000 sits 212.8% above the 1998 sale of £47,000. On a £-per-square-foot basis, the last sale (£79/sq ft) was about 64% 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).