23a, Finchley Road, Westcliff On Sea, SS0 8AD

23a is a three-bedroom end-of-terrace house in Westcliff On Sea (SS0 8AD). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1900-1929 and council tax band B. At 82 m² this is the 36th smallest of 54 units on EPC record in the building, where floor areas span 34–174 m². The building's EPC ratings span E to C across 54 units on file. The latest certificate (November 2018) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78).

Held since March 2008 — that's 18 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2001–2008, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £248,000 sits 98.4% above the 2008 sale of £125,000. At 82 m² it's 20.6% larger than the typical home in the postcode (68 m² median across 53 EPCs).