Echo Building, Apartment 24, West Wear Street, Sunderland, SR1 1XD

Echo Building is a two-bedroom detached house in Sunderland (SR1 1XD). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 2007 onwards and council tax band D. The latest certificate (June 2019) returns a B (score 84), comfortably above the UK average. The rating has held steady at B across 3 certificates since November 2008. Between certificates, wall efficiency dropped from Very Good to Good and hot-water efficiency dropped from Average to Poor. Main heating runs on electricity. At 77 m² this is the 29th smallest of 89 units on EPC record in Echo Building, where floor areas span 48–129 m². The building's EPC ratings span E to B, with this unit at the top.

Today's modelled estimate of £107,000 sits 78.3% above the 2018 sale of £60,000. On a £-per-square-foot basis, the last sale (£72/sq ft) was about 62.2% below the postcode norm. Most recent transfer: September 2018 at £60,000. One historical planning record sits against the property in 2009.