23a, Oakleigh Park Drive, Leigh On Sea, SS9 1RP

23a is a two-bedroom mid-terrace house in Leigh On Sea (SS9 1RP). It has a recorded floor area of 74 m² (around 797 sq ft) and construction records dating it to 1900-1929. The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a balcony. At 74 m² this is the 21st smallest of 47 units on EPC record in the building, where floor areas span 34–151 m². The building's EPC ratings span E to C across 47 units on file. The latest certificate (February 2021) shows a D (score 58), a step below the typical UK home. The recommended improvements would push it to C (score 73).

Sold June 2021 for £288,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1997–2021, sale prices on this property compounded at 8.5% per year. Today's modelled estimate of £318,000 is 10.4% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£362/sq ft) was about 46.1% above the typical sold price in the postcode. At 74 m² it's 19.1% smaller than the typical home in the postcode (92 m² median across 46 EPCs).