78a, Trafalgar Road, Portslade, Brighton, BN41 1GR

78a is an end-of-terrace house in Portslade, Brighton, Brighton (BN41 1GR). It has a recorded floor area of 47 m² (around 506 sq ft) and construction records dating it to before 1900. The latest certificate (September 2023) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in February 2010 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 77). At 47 m² this is the 17th smallest of 45 units on EPC record in the building, where floor areas span 18–124 m². The building's EPC ratings span E to B across 45 units on file.

On a £-per-square-foot basis, the last sale (£455/sq ft) was about 121.9% above the typical sold price in the postcode. Last sold in July 2014, so it's been off the market for around 12 years.