27 The Post Office, West Sunniside, Sunderland, SR1 1BH

27 The Post Office is a mid-terrace house in Sunderland (SR1 1BH). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1900-1929 and council tax band C. At 63 m² this is the 7th smallest of 31 units on EPC record in the building, where floor areas span 34–122 m². The building's EPC ratings span E to B, with this unit at the bottom. The latest certificate (May 2020) shows an E (score 52), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Good; while wall efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity.

Across 2006–2018, sale prices on this property compounded at -5.4% per year. Today's modelled estimate of £118,000 sits 95% above the 2018 sale of £60,500. On a £-per-square-foot basis, the last sale (£89/sq ft) was about 40.8% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Last sale on file: £60,500 in October 2018.