13 Macmillan Court, Rayners Lane, Harrow, HA2 9TJ

13 Macmillan Court is a mid-terrace house in Harrow (HA2 9TJ). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (December 2015) returns a B (score 81), comfortably above the UK average. When first surveyed in January 2014 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good; while lighting dropped from Very Good to Good and main heating dropped from Average to Poor. Main heating runs on electricity. The latest certificate is from December 2015, so improvements made since then won't be reflected. At 44 m² this is the 20th smallest of 32 units on EPC record in the building, where floor areas span 36–52 m². The building's EPC ratings span D to B, with this unit at the top. On EPC score it ranks first in the building (81 versus a worst of 55).

On energy efficiency it sits in the top 10% of properties in this postcode. Across 1995–2016, sale prices on this property compounded at 4.9% per year. On a £-per-square-foot basis, the last sale (£253/sq ft) was about 38.6% above the typical sold price in the postcode. Last changed hands 10 years ago, in June 2016.