101a, Gwydir Street, Cambridge, CB1 2LG

101a is a semi-detached house in Cambridge (CB1 2LG). It has a recorded floor area of 23 m² (around 248 sq ft), construction records dating it to 1900-1929 and council tax band B. At 23 m² this is the smallest unit on EPC record across the building (23–155 m²). The building's EPC ratings span G to C across 52 units on file. The latest certificate (June 2024) shows an E (score 50), well below the UK norm with real room to improve. When first surveyed in July 2013 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good. The recommended improvements would push it to D (score 61). Main heating runs on electricity.

Sale prices here have outpaced Cambridge HPI: 3.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£828/sq ft) was about 160.5% above the typical sold price in the postcode. At 23 m² it sits well below the postcode median (81 m² across 51 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). 3 planning records sit against the property, 1 approved, 2 refused. Most recent transfer: March 2024 at £205,005.