7 The Covert, Comberton, Cambridge, CB23 7DW

7 The Covert is a three-bedroom mid-terrace house in Comberton, Cambridge, Cambridge (CB23 7DW). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (July 2016) shows an E (score 45), well below the UK norm with real room to improve. Earlier certificates rated it D (January 2013); the latest reading is one band lower. Between certificates, roof efficiency went from Poor to Very Good and lighting went from Good to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Poor. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on oil.

Held since September 1998 — that's 28 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 £361,000 sits 375% above the 1998 sale of £76,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 65.8% below the postcode norm.