479 High Street, Harlington, Hayes, UB3 5DL

479 High Street is a two-bedroom semi-detached house in Harlington, Hayes, Hayes (UB3 5DL). It has a recorded floor area of 53 m² (around 567 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (September 2009) shows a G (score 13), near the bottom of the EPC scale. The recommended improvements would push it to F (score 33). Main heating runs on electricity. The latest certificate is from September 2009, so improvements made since then won't be reflected. At 53 m² this is the 6th smallest of 23 units on EPC record in the building, where floor areas span 39–94 m². The building's EPC ratings span G to B, with this unit at the bottom. On EPC score it ranks last in the building (13 versus a best of 82).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2008–2016, sale prices on this property compounded at 3.9% per year. On a £-per-square-foot basis, the last sale (£432/sq ft) was about 100.4% above the typical sold price in the postcode. On the market in April 2016 and unlisted since — roughly 10 years.