25a, Greenford Road, Sutton, SM1 1JY

25a is a one-bedroom semi-detached house in Sutton (SM1 1JY). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (December 2018) shows a D (score 59), a step below the typical UK home. When first surveyed in June 2013 the rating was F, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Poor to Good and hot-water efficiency went from Poor to Average. The recommended improvements would push it to C (score 77). At 47 m² this is the 6th smallest of 34 units on EPC record in the building, where floor areas span 16–130 m². The building's EPC ratings span E to B across 34 units on file.

Today's modelled estimate of £260,000 sits 52.9% above the 2013 sale of £170,000. On a £-per-square-foot basis, the last sale (£336/sq ft) was about 21.5% above the typical sold price in the postcode. At 47 m² it sits well below the postcode median (68 m² across 33 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. 12 years since the last transfer (December 2013). One historical planning record sits against the property in 2003.