58a, Highcliff Drive, Leigh On Sea, SS9 1DG

58a is a one-bedroom mid-terrace house in Leigh On Sea (SS9 1DG). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (June 2023) shows a C (score 69), just inside the C band. When first surveyed in December 2017 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good. At 63 m² this is the 2nd smallest of 19 units on EPC record in the building, where floor areas span 50–173 m². The building's EPC ratings span F to B across 19 units on file. Other recorded features include outbuildings.

Held since July 2000 — that's 26 years off the open market, well above the local norm. Across 1999–2000, sale prices on this property compounded at 26.1% per year. Today's modelled estimate of £276,000 sits 324.6% above the 2000 sale of £64,995. On a £-per-square-foot basis, the last sale (£96/sq ft) was about 35.3% below the postcode norm. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs).