15 The Valley, Comberton, Cambridge, CB23 7DF

15 The Valley is a three-bedroom semi-detached house in Comberton, Cambridge, Cambridge (CB23 7DF). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (December 2020) shows an E (score 42), well below the UK norm with real room to improve. Earlier certificates rated it D (September 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on oil. The home occupies a cul-de-sac position.

Untraded for 25 years, with the last transfer in March 2001. Across 1998–2001, sale prices on this property compounded at 10.8% per year. Today's modelled estimate of £353,000 sits 220.9% above the 2001 sale of £110,000. On a £-per-square-foot basis, the last sale (£123/sq ft) was about 28.5% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs).