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

30 Macmillan Court is a semi-detached house in Harrow (HA2 9TJ). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1976-1982 and council tax band C. At 43 m² this is the 16th 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 bottom. The latest certificate (March 2024) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2014. Between certificates, roof efficiency went from Average to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

It hasn't traded since January 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £139,000 sits 223.3% above the 1998 sale of £43,000. On a £-per-square-foot basis, the last sale (£93/sq ft) was about 49.4% below the postcode norm.