Flat 1, 15 Burnell Road, Sutton, SM1 4EE

Flat 1 is a one-bedroom semi-detached house in Sutton (SM1 4EE). It has a recorded floor area of 27 m² (around 291 sq ft), construction records dating it to 1900-1929 and council tax band A. At 27 m² this is the 3rd smallest of 6 units on EPC record in the building, where floor areas span 24–84 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (61 versus a best of 74). The latest certificate (July 2022) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since July 2012. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 74).

Untraded for 27 years, with the last transfer in August 1999. Across 1997–1999, sale prices on this property compounded at 7.1% per year. Today's modelled estimate of £167,000 sits 322.8% above the 1999 sale of £39,500. On a £-per-square-foot basis, the last sale (£136/sq ft) was about 46% below the postcode norm. At 27 m² it sits well below the postcode median (47 m² across 34 EPCs), making it one of the more compact homes locally.