3 Barrett Street, Alvaston, Derby, DE24 0EN

3 Barrett Street is a three-bedroom end-of-terrace house in Alvaston, Derby, Derby (DE24 0EN). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (April 2019) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in April 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Good to Very Good and window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 86), a 2-band jump.

Held since December 2004 — that's 21 years off the open market, well above the local norm. At 75 m² the property is well over the postcode median (49 m² across 26 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs). Today's modelled estimate of £174,000 sits 124.5% above the 2004 sale of £77,500. On a £-per-square-foot basis, the last sale (£96/sq ft) was about 48% below the postcode norm.