12a, Bank Top, Bishop Middleham, Ferryhill, DL17 9AW

12a is a three-bedroom semi-detached house in Bishop Middleham, Ferryhill, Ferryhill (DL17 9AW). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (February 2014) shows an E (score 40), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. The latest certificate is from February 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory.

One planning record on file: an extension approved in 2006. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Across 2005–2013, sale prices on this property compounded at 0.6% per year. On a £-per-square-foot basis, the last sale (£185/sq ft) was about 47.5% above the typical sold price in the postcode. On the market in April 2013 and unlisted since — roughly 13 years.