203a, Rotherhithe New Road, Southwark, London, SE16 2BA

203a is a two-bedroom end-of-terrace house in Southwark, London, London (SE16 2BA). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band B. Tenure is freehold. At 54 m² this is the largest unit on EPC record across the building (29–54 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (May 2025) shows a C (score 69), just inside the C band. When first surveyed in June 2015 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Very Poor to Very Good and main heating went from Very Poor to Average; while window efficiency dropped from Good to Average. Main heating runs on electricity.

It hasn't traded since January 1997, a hold of 29 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 54 m² the property is well over the postcode median (29 m² across 6 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £310,000 sits 1140% above the 1997 sale of £25,000.