Flat 3, 16 Burnell Road, Sutton, SM1 4EE

Flat 3 is a one-bedroom mid-terrace house in Sutton (SM1 4EE). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (April 2018) shows a D (score 55), a step below the typical UK home. When first surveyed in March 2009 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Good and lighting went from Average to Very Good; while main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 80). Main heating runs on electricity. At 53 m² this is the 6th smallest of 8 units on EPC record in the building, where floor areas span 40–56 m². The building's EPC ratings span G to C across 8 units on file. Other recorded features include a conservatory.

Held since September 2006 — that's 20 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Across 1999–2006, sale prices on this property compounded at 11.6% per year. Today's modelled estimate of £237,000 sits 78.9% above the 2006 sale of £132,500.