Echo Building, Apartment 7, West Wear Street, Sunderland, SR1 1XD

Echo Building is a mid-terrace house in Sunderland (SR1 1XD). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (May 2020) shows a D (score 63), on the cusp of jumping into the C band. Earlier certificates rated it B (September 2009); the latest reading is 2 bands lower. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 71). Main heating runs on electricity. At 81 m² this is the 67th 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 across 89 units on file.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2007–2021, sale prices on this property compounded at -7.6% per year. Today's modelled estimate of £111,000 sits 80.5% above the 2021 sale of £61,500. On a £-per-square-foot basis, the last sale (£71/sq ft) was about 63.8% below the postcode norm. Sold September 2021 for £61,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.