18 Greville Court, South Vale, Harrow, HA1 3PL

18 Greville Court is a semi-detached house in Harrow (HA1 3PL). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (April 2016) shows a C (score 71). When first surveyed in March 2009 the rating was F, the property has climbed 3 bands since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Very Poor to Good. The latest certificate is from April 2016, so improvements made since then won't be reflected. At 35 m² this is the 2nd smallest of 25 units on EPC record in the building, where floor areas span 31–93 m². The building's EPC ratings span E to A across 25 units on file.

At 35 m² it sits well below the postcode median (69 m² across 24 EPCs), making it one of the more compact homes locally. Across 2009–2015, sale prices on this property compounded at 8.7% per year. On a £-per-square-foot basis, the last sale (£549/sq ft) was about 218.1% above the typical sold price in the postcode. Last sold in July 2015, so it's been off the market for around 11 years.