9 Darwell House, Essex Road, Basingstoke, RG21 7BN

9 Darwell House is a two-bedroom semi-detached house in Basingstoke (RG21 7BN). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1983-1990 and council tax band C. At 63 m² this is the 13th smallest of 14 units on EPC record in the building, where floor areas span 39–66 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (68 versus a best of 86). The latest certificate (May 2019) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it B (February 2009); the latest reading is 2 bands lower. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 75).

At 63 m² the property is well over the postcode median (45 m² across 13 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 £186,000 is 21.2% above the 2012 sale price. On a £-per-square-foot basis, the last sale (£226/sq ft) was about 27.6% below the postcode norm. Last sold in October 2012, so it's been off the market for around 14 years.