210a, Merton High Street, Merton, London, SW19 1AX

210a is a two-bedroom mid-terrace house in Merton, London, London (SW19 1AX). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 2007 onwards and council tax band C. The latest certificate (August 2019) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (January 2011); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. At 48 m² this is the 3rd smallest of 10 units on EPC record in the building, where floor areas span 45–92 m². The building's EPC ratings span E to B across 10 units on file. Period features are noted in the property record.

Today's modelled estimate of £20,000 is 53.5% below the 1999 sale of £43,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£83/sq ft) was about 76.1% below the postcode norm. Held since January 1999 — that's 27 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and subdivision, meaningful when judging how the property has evolved. At 48 m² it's 18.6% smaller than the typical home in the postcode (59 m² median across 9 EPCs).