11 Belmont Avenue, Billinge, Wigan, WN5 7BZ

11 Belmont Avenue is a three-bedroom semi-detached house in Billinge, Wigan, Wigan (WN5 7BZ). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (February 2013) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2011); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average and lighting dropped from Good to Very Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from February 2013, so improvements made since then won't be reflected. Other recorded features include a conservatory.

Held since September 1997 — that's 29 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 £196,000 sits 300% above the 1997 sale of £49,000. On a £-per-square-foot basis, the last sale (£64/sq ft) was about 49.5% below the postcode norm.