14 The Colonnade, Marina, St Leonards On Sea, TN38 0BG

14 The Colonnade is a semi-detached house in St Leonards On Sea (TN38 0BG). It has a recorded floor area of 37 m² (around 398 sq ft) and construction records dating it to before 1900. The latest certificate (December 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, main heating went from Poor to Average; while wall efficiency dropped from Good to Poor and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 78). Main heating runs on electricity. At 37 m² this is the 6th smallest of 22 units on EPC record in the building, where floor areas span 30–84 m². The building's EPC ratings span F to B across 22 units on file.

It hasn't traded since July 2003, a hold of 23 years that's notably long for the area. Today's modelled estimate of £150,000 sits 85.2% above the 2003 sale of £81,000. At 37 m² it's 19.6% smaller than the typical home in the postcode (46 m² median across 21 EPCs).