River Quarter, Apartment 52, Lambton Street, Sunderland, SR1 1TP

River Quarter is an end-of-terrace house in Sunderland (SR1 1TP). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to 2007-2011 and council tax band D. At 111 m² this is the largest unit on EPC record across River Quarter (61–111 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (January 2022) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in January 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 80). Main heating runs on electricity.

At 111 m² the property is well over the postcode median (72 m² across 27 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £150,000 is 17.2% above the 2013 sale price. On a £-per-square-foot basis, the last sale (£107/sq ft) was about 16.8% below the postcode norm. On the market in September 2013 and unlisted since — roughly 13 years.