1a, Hainault Avenue, Westcliff On Sea, SS0 9HA

1a is a two-bedroom end-of-terrace house in Westcliff On Sea (SS0 9HA). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (February 2019) 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 January 2009. Between certificates, window efficiency went from Poor to Average; while roof efficiency dropped from Average to Poor and lighting dropped from Very Good to Average. The recommended improvements would push it to C (score 78). At 54 m² this is the 5th smallest of 39 units on EPC record in the building, where floor areas span 47–174 m². The building's EPC ratings span G to C across 39 units on file.

Untraded for 26 years, with the last transfer in April 2000. 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 £182,000 sits 338.6% above the 2000 sale of £41,500. On a £-per-square-foot basis, the last sale (£71/sq ft) was about 46.5% below the postcode norm. At 54 m² it's 22.3% smaller than the typical home in the postcode (70 m² median across 38 EPCs).