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

3 Carlton Court is a one-bedroom semi-detached house in Staines Upon Thames (TW18 2BL). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1967-1975 and council tax band C. At 44 m² this is the 4th smallest of 15 units on EPC record in the building, where floor areas span 41–47 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 (69 versus a worst of 39). The latest certificate (July 2025) shows a C (score 69), just inside the C band. When first surveyed in August 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and hot-water efficiency went from Poor to Average. Main heating runs on electricity.

On energy efficiency it sits in the top 10% of properties in this postcode. It changed hands recently, sold October 2025 for £220,000. Across 2004–2025, sale prices on this property compounded at 2.2% per year. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 65.9% above the typical sold price in the postcode.