13 Grantham Court, Grantham Gardens, Romford, RM6 6HL

13 Grantham Court is a two-bedroom detached house in Romford (RM6 6HL). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1950-1966 and council tax band B. At 39 m² this is the 2nd smallest of 24 units on EPC record in the building, where floor areas span 35–75 m². The building's EPC ratings span E to C, with this unit at the top. Other recorded features include outbuildings. The home occupies a cul-de-sac position. The latest certificate (April 2021) shows a C (score 72). When first surveyed in September 2009 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average, window efficiency went from Average to Good and hot-water efficiency went from Very Poor to Good.

At 39 m² it sits well below the postcode median (68 m² across 23 EPCs), making it one of the more compact homes locally. Across 2010–2016, sale prices on this property compounded at 16.4% per year. Today's modelled estimate of £253,000 is 20.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£500/sq ft) was about 124% above the typical sold price in the postcode. Last sold in February 2016, so it's been off the market for around 10 years.