4 Charles Street, Thornaby, Stockton On Tees, TS17 6HX

4 Charles Street is an end-of-terrace house in Thornaby, Stockton-On-Tees, Stockton On Tees (TS17 6HX). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1976-1982 and council tax band A. At 66 m² this is the largest unit on EPC record across the building (43–66 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 (65 versus a best of 78). The latest certificate (April 2013) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it C (February 2009); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Very Good to Good and lighting dropped from Very Good to Average. The latest certificate is from April 2013, so improvements made since then won't be reflected.

At 66 m² the property is well over the postcode median (47 m² across 5 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.