1 Arthur Court, Chelmsford, CM1 4NE

1 Arthur Court is an end-of-terrace house in Chelmsford (CM1 4NE). It has a recorded floor area of 106 m² (around 1141 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (April 2014) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since June 2013. Between certificates, roof efficiency went from Average to Good; while wall efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from April 2014, so improvements made since then won't be reflected.

Held since April 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £343,000 sits 1236.1% above the 1997 sale of £25,672. On a £-per-square-foot basis, the last sale (£23/sq ft) was about 88.3% below the postcode norm. At 106 m² it's 21.8% larger than the typical home in the postcode (87 m² median across 12 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs).