1b, Newmarket Road, Cambridge, CB5 8EG

1b is an end-of-terrace house in Cambridge (CB5 8EG). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to before 1900 and council tax band A. At 37 m² this is the smallest unit on EPC record across the building (37–232 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (42 versus a best of 77). The latest certificate (October 2019) shows an E (score 42), well below the UK norm with real room to improve. When first surveyed in February 2010 the rating was G, the property has climbed 2 bands since. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 83), a 3-band jump. Main heating runs on electricity.

At 37 m² it sits well below the postcode median (159 m² across 14 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).