1 Byron Crescent, Dudley, DY1 4LS

1 Byron Crescent is a three-bedroom semi-detached house in Dudley (DY1 4LS). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (March 2014) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in December 2008 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average, window efficiency went from Poor to Average and hot-water efficiency went from Average to Good; while lighting dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. The latest certificate is from March 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory. The home occupies a cul-de-sac position.

Held since May 2005 — that's 21 years off the open market, well above the local norm. Today's modelled estimate of £248,000 sits 51.3% above the 2005 sale of £163,950. On a £-per-square-foot basis, the last sale (£181/sq ft) was about 32.8% above the typical sold price in the postcode. At 84 m² it's 25.3% smaller than the typical home in the postcode (113 m² median across 6 EPCs).