11 Carlton Court, Gresham Road, Staines Upon Thames, TW18 2BL

11 Carlton Court is an end-of-terrace house in Staines Upon Thames (TW18 2BL). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1983-1990 and council tax band C. At 41 m² this is the smallest unit on EPC record across the building (41–47 m²). The building's EPC ratings span E to C across 15 units on file. The latest certificate (October 2019) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in June 2009 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

12 years since the last transfer (December 2014). Across the public record there are 4 sales, relatively high churn for a single property. Across 2002–2014, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£425/sq ft) was about 45.8% above the typical sold price in the postcode.