20 Grange Avenue, Auckland Park, Bishop Auckland, DL14 8RD

20 Grange Avenue is a two-bedroom mid-terrace house in Auckland Park, Bishop Auckland, Bishop Auckland (DL14 8RD). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (February 2013) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 66). The latest certificate is from February 2013, so improvements made since then won't be reflected. Other recorded features include notable views and a loft. Records show the property has been extended at some point in its history.

Held since May 1995 — that's 31 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 £122,000 sits 243.7% above the 1995 sale of £35,500. On a £-per-square-foot basis, the last sale (£28/sq ft) was about 56.8% below the postcode norm. At 117 m² it's 17% larger than the typical home in the postcode (100 m² median across 11 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).