101a, Top Flat, Cavendish Road, Cambridge, CB1 3AE

101a is a mid-terrace house in Cambridge (CB1 3AE). It has a recorded floor area of 40 m² (around 431 sq ft) and construction records dating it to before 1900. At 40 m² this is the 2nd smallest of 3 units on EPC record in 101a, where floor areas span 28–48 m². On EPC score it ranks first in the building (75 versus a worst of 69). The latest certificate (April 2023) shows a C (score 75), near the top of the C band. When first surveyed in February 2010 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Very Good, window efficiency went from Very Poor to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 81). Main heating runs on electricity.

It hasn't traded since July 1998, a hold of 28 years that's notably long for the area. Across 1997–1998, sale prices on this property compounded at 0.6% per year. Today's modelled estimate of £258,000 sits 341.3% above the 1998 sale of £58,460. On a £-per-square-foot basis, the last sale (£136/sq ft) was about 48.8% below the postcode norm. At 40 m² it sits well below the postcode median (73 m² across 64 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 77% of similar EPCs).