11a, Herbert Road, Greenwich, London, SE18 3TB

11a is a property in Greenwich, London, London (SE18 3TB). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1900-1929 and council tax band B. At 50 m² this is the 4th smallest of 7 units on EPC record in the building, where floor areas span 24–77 m². The building's EPC ratings span E to C across 7 units on file. The latest certificate (November 2025) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 73).

It hasn't traded since March 2003, a hold of 23 years that's notably long for the area. Across 2002–2003, sale prices on this property compounded at 10% per year. Today's modelled estimate of £206,000 sits 274.5% above the 2003 sale of £55,000. On a £-per-square-foot basis, the last sale (£102/sq ft) was about 62.4% below the postcode norm. At 50 m² it's 20.5% larger than the typical home in the postcode (42 m² median across 6 EPCs).