10d, Valkyrie Road, Westcliff On Sea, SS0 8BU

10d is an end-of-terrace house in Westcliff On Sea (SS0 8BU). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (June 2022) shows a D (score 64), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 73). At 45 m² this is the 9th smallest of 60 units on EPC record in the building, where floor areas span 32–228 m². The building's EPC ratings span E to C across 60 units on file.

It changed hands recently, sold June 2025 for £148,000. Across 2002–2025, sale prices on this property compounded at 4.5% per year. Today's modelled estimate of £174,000 is 17.6% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£306/sq ft) was about 59.2% above the typical sold price in the postcode. At 45 m² it's 23.7% smaller than the typical home in the postcode (59 m² median across 59 EPCs).