Parkfield House, Flat 1, 101 Gravelly Hill, Birmingham, B23 7NR

Parkfield House is a two-bedroom end-of-terrace house in Birmingham (B23 7NR). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1967-1975 and council tax band A. At 57 m² this is the 5th smallest of 12 units on EPC record in Parkfield House, where floor areas span 47–64 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (November 2020) shows an E (score 46), well below the UK norm with real room to improve. The rating has held steady at E across 4 certificates since March 2010. Between certificates, wall efficiency went from Poor to Average and lighting went from Good to Very Good; while window efficiency dropped from Good to Average and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity.

Held since May 2000 — that's 26 years off the open market, well above the local norm. 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 £115,000 sits 219.4% above the 2000 sale of £36,000. On a £-per-square-foot basis, the last sale (£59/sq ft) was about 45.9% below the postcode norm.