36a, Norfolk Street, Sunderland, SR1 1EE

36a is an end-of-terrace house in Sunderland (SR1 1EE). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 1900-1929 and council tax band A. At 37 m² this is the 3rd smallest of 18 units on EPC record in the building, where floor areas span 34–151 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (August 2017) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since December 2008. Between certificates, wall efficiency went from Very Poor to Poor, lighting went from Average to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity.

Today's modelled estimate of £124,000 is 47.5% below the 2016 sale of £236,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£593/sq ft) was about 652.1% above the typical sold price in the postcode. At 37 m² it sits well below the postcode median (66 m² across 17 EPCs), making it one of the more compact homes locally. On the market in June 2016 and unlisted since — roughly 10 years.