23 Toll Bar House, Ryhope Road, Sunderland, SR2 0AH

23 Toll Bar House is a two-bedroom end-of-terrace house in Sunderland (SR2 0AH). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1967-1975 and council tax band C. At 76 m² this is the 18th smallest of 21 units on EPC record in the building, where floor areas span 62–85 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (53 versus a best of 84). The latest certificate (September 2020) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it C (January 2018); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity.

Untraded for 22 years, with the last transfer in June 2004. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£271/sq ft) was about 49.5% above the typical sold price in the postcode.