103a, Marina, St Leonards On Sea, TN38 0BP

103a is a two-bedroom mid-terrace house in St Leonards On Sea (TN38 0BP). It has a recorded floor area of 108 m² (around 1165 sq ft), construction records dating it to before 1900 and council tax band A. Tenure is freehold. The latest certificate (October 2011) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (October 2011); the latest reading is one band lower. The recommended improvements would push it to D (score 61). The latest certificate is from October 2011, so improvements made since then won't be reflected. At 108 m² this is the 70th smallest of 82 units on EPC record in the building, where floor areas span 21–186 m². The building's EPC ratings span G to B across 82 units on file.

At 108 m² the property is well over the postcode median (81 m² across 81 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs). Across 2000–2011, sale prices on this property compounded at 12.5% per year. Today's modelled estimate of £279,000 sits 106.7% above the 2011 sale of £135,000. On the market in December 2011 and unlisted since — roughly 14 years. Across the public record there are 5 sales, relatively high churn for a single property.