27a, Burdett Avenue, Westcliff On Sea, SS0 7JN

27a is a two-bedroom mid-terrace house in Westcliff On Sea (SS0 7JN). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2017) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in October 2008 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average; while lighting dropped from Average to Poor. The recommended improvements would push it to C (score 78). At 65 m² this is the 38th smallest of 72 units on EPC record in the building, where floor areas span 45–189 m². The building's EPC ratings span E to C across 72 units on file.

Held since March 2002 — that's 24 years off the open market, well above the local norm. Across 1997–2002, sale prices on this property compounded at 17.4% per year. Today's modelled estimate of £214,000 sits 94.5% above the 2002 sale of £110,000.