Flat 9, 23 Holmlea Road, Datchet, Slough, SL3 9HG

Flat 9 is a semi-detached house in Datchet, Slough, Slough (SL3 9HG). It has a recorded floor area of 33 m² (around 355 sq ft) and construction records dating it to 1983-1990. The latest certificate (August 2019) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in November 2008 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Poor to Average; while hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 74). Main heating runs on electricity. At 33 m² this is the 8th smallest of 11 units on EPC record in the building, where floor areas span 22–46 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (60 versus a best of 78).

It hasn't traded since August 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. Today's modelled estimate of £189,000 sits 177.9% above the 1999 sale of £68,000. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 39.1% below the postcode norm. At 33 m² it's 23% smaller than the typical home in the postcode (43 m² median across 23 EPCs).