5a, Southborough Drive, Westcliff On Sea, SS0 9XG

5a is a one-bedroom end-of-terrace house in Westcliff On Sea (SS0 9XG). It has a recorded floor area of 43 m² (around 463 sq ft) and construction records dating it to 1900-1929. Tenure is freehold. At 43 m² this is the smallest unit on EPC record across the building (43–155 m²). The building's EPC ratings span F to C across 33 units on file. Our model identifies extension potential, subject to local planning policy. The latest certificate (August 2019) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2010. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 77).

At 43 m² it sits well below the postcode median (92 m² across 32 EPCs), making it one of the more compact homes locally. Sold November 2019 for £210,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 1995–2019, sale prices on this property compounded at 8.1% per year. Today's modelled estimate of £232,000 is 10.5% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£454/sq ft) was about 77.6% above the typical sold price in the postcode.