50 Union Court, Richmond, TW9 1AA

50 Union Court is a mid-terrace house in Richmond (TW9 1AA). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1996-2002 and council tax band C. At 34 m² this is the 5th smallest of 14 units on EPC record in the building, where floor areas span 24–59 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (77 versus a worst of 40). The latest certificate (December 2020) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since May 2010. Between certificates, wall efficiency went from Average to Good, window efficiency went from Very Poor to Average and lighting went from Average to Very Good. Main heating runs on electricity.

It hasn't traded since September 1999, a hold of 27 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. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £251,000 sits 209.9% above the 1999 sale of £81,000. On a £-per-square-foot basis, the last sale (£221/sq ft) was about 62.1% below the postcode norm.