16d, Cadogan Road, Surbiton, KT6 4DL

16d is a two-bedroom semi-detached house in Surbiton (KT6 4DL). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (July 2014) shows a G (score 20), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 58), a 3-band jump. Main heating runs on electricity. The latest certificate is from July 2014, so improvements made since then won't be reflected. At 58 m² this is the 32nd smallest of 47 units on EPC record in the building, where floor areas span 24–115 m². The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (20 versus a best of 78).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£641/sq ft) was about 71.1% above the typical sold price in the postcode. On the market in March 2015 and unlisted since — roughly 11 years.