123a, East Barnet Road, Barnet, EN4 8RF

123a is a two-bedroom detached house in Barnet (EN4 8RF). It has a recorded floor area of 84 m² (around 904 sq ft) and construction records dating it to before 1900. The latest certificate (December 2021) shows a C (score 69), just inside the C band. When first surveyed in June 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Average. At 84 m² this is the 40th smallest of 42 units on EPC record in the building, where floor areas span 29–114 m². The building's EPC ratings span E to B across 42 units on file.

It hasn't traded since January 2000, a hold of 26 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £496,000 sits 114.6% above the 2000 sale of £231,104. On a £-per-square-foot basis, the last sale (£256/sq ft) was about 25% below the postcode norm. At 84 m² it's 27.3% larger than the typical home in the postcode (66 m² median across 41 EPCs).