191a, Upper Richmond Road West, Richmond Upon Thames, London, SW14 8QT

191a is a two-bedroom semi-detached house in Richmond Upon Thames, London, London (SW14 8QT). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (January 2019) shows a D (score 56), a step below the typical UK home. When first surveyed in March 2010 the rating was G, the property has climbed 3 bands since. Between certificates, roof efficiency went from Good to Very Good, hot-water efficiency went from Average to Good and lighting went from Very Poor to Very Good. At 69 m² this is the 5th smallest of 12 units on EPC record in the building, where floor areas span 18–145 m². The building's EPC ratings span F to C across 12 units on file.

Untraded for 24 years, with the last transfer in April 2002. Today's modelled estimate of £452,000 sits 100.9% above the 2002 sale of £225,000. On a £-per-square-foot basis, the last sale (£303/sq ft) was about 15.8% above the typical sold price in the postcode.