20 The Long Room Apartments, Royal Quay, Harefield, Uxbridge, UB9 6FE

20 The Long Room Apartments is a two-bedroom property in Harefield, Uxbridge, Uxbridge (UB9 6FE). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to before 1900 and council tax band D. At 101 m² this is the 11th smallest of 15 units on EPC record in the building, where floor areas span 65–119 m². The building's EPC ratings span E to D, with this unit at the top. The latest certificate (September 2025) shows a D (score 56), a step below the typical UK home. When first surveyed in June 2015 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Average and main heating went from Very Poor to Poor; while wall efficiency dropped from Good to Poor and window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 77). Main heating runs on electricity.

At 101 m² the property is well over the postcode median (67 m² across 14 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Across 2015–2019, sale prices on this property compounded at -14.7% per year. Today's modelled estimate of £360,000 sits 80% above the 2019 sale of £200,000. On a £-per-square-foot basis, the last sale (£184/sq ft) was about 57.1% below the postcode norm. Most recent transfer: March 2019 at £200,000.