27a, Cromwell Road, Merton, London, SW19 8LE

27a is a two-bedroom semi-detached house in Merton, London, London (SW19 8LE). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (February 2016) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2016. Between certificates, lighting went from Poor to Average. The recommended improvements would push it to C (score 79). The latest certificate is from February 2016, so improvements made since then won't be reflected. At 64 m² this is the 10th smallest of 34 units on EPC record in the building, where floor areas span 35–214 m². The building's EPC ratings span E to B across 34 units on file. Period features are noted in the property record.

Untraded for 19 years, with the last transfer in September 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced London HPI: 9.9% per year against 0% for the wider region. Today's modelled estimate of £528,000 sits 60% above the 2007 sale of £330,000. On a £-per-square-foot basis, the last sale (£479/sq ft) was about 20.3% above the typical sold price in the postcode.