21 The Avenue, Nunthorpe, Middlesbrough, TS7 0AA

21 The Avenue is a five-bedroom semi-detached house in Nunthorpe, Middlesbrough, Middlesbrough (TS7 0AA). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to 1930-1949 and council tax band D. The property has solar panels and underfloor heating on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (October 2013) shows a C (score 69), just inside the C band. When first surveyed in July 2012 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Poor to Good and hot-water efficiency went from Poor to Good; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 84). The latest certificate is from October 2013, so improvements made since then won't be reflected.

At 124 m² it's 21.6% larger than the typical home in the postcode (102 m² median across 13 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £377,000 sits 110.6% above the 2012 sale of £179,000. On a £-per-square-foot basis, the last sale (£134/sq ft) was about 28.9% below the postcode norm. One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved. On the market in July 2012 and unlisted since — roughly 14 years.