Flat 1, 16 Burnell Road, Sutton, SM1 4EE

Flat 1 is a one-bedroom detached house in Sutton (SM1 4EE). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (September 2025) shows an E (score 42), well below the UK norm with real room to improve. When first surveyed in October 2009 the rating was F, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Average and main heating went from Very Poor to Poor; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity. At 48 m² this is the 4th 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.

Across 1999–2014, sale prices on this property compounded at 7.9% per year. Today's modelled estimate of £228,000 sits 52% above the 2014 sale of £150,000. On a £-per-square-foot basis, the last sale (£290/sq ft) was about 15.7% above the typical sold price in the postcode. On the market in January 2014 and unlisted since — roughly 12 years. Across the public record there are 6 sales, relatively high churn for a single property. It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs).