11b, St Johns Park, Greenwich, London, SE3 7TD

11b is a detached house in Greenwich, London, London (SE3 7TD). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (July 2020) 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 March 2010. Between certificates, window efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 78). At 115 m² this is the 42nd smallest of 46 units on EPC record in the building, where floor areas span 25–443 m². The building's EPC ratings span F to C across 46 units on file.

At 115 m² it's 23.7% larger than the typical home in the postcode (93 m² median across 68 EPCs). Across 2010–2023, sale prices on this property compounded at 4.5% per year. On a £-per-square-foot basis, the last sale (£688/sq ft) was about 93.7% above the typical sold price in the postcode. Last sale on file: £852,250 in September 2023. One historical planning record sits against the property in 2018.