Marble House, 5a, 20 Grosvenor Terrace, Southwark, London, SE5 0DD

Marble House is a two-bedroom mid-terrace house in Southwark, London, London (SE5 0DD). It has a recorded floor area of 83 m² (around 893 sq ft) and construction records dating it to 2003-2006. Tenure is freehold. The latest certificate (April 2021) returns a B (score 84), comfortably above the UK average. The rating has held steady at B across 2 certificates since July 2009. Between certificates, 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. At 83 m² this is the 10th smallest of 30 units on EPC record in Marble House, where floor areas span 42–178 m². The building's EPC ratings span C to B, with this unit at the top. Other recorded features include a balcony.

It hasn't traded since June 2006, a hold of 20 years that's notably long for the area. Today's modelled estimate of £475,000 sits 72.7% above the 2006 sale of £275,000. On a £-per-square-foot basis, the last sale (£308/sq ft) was about 17.3% below the postcode norm.